<SEC-DOCUMENT>0001104659-25-023810.txt : 20250314
<SEC-HEADER>0001104659-25-023810.hdr.sgml : 20250314
<ACCEPTANCE-DATETIME>20250314104403
ACCESSION NUMBER:		0001104659-25-023810
CONFORMED SUBMISSION TYPE:	8-A12B
PUBLIC DOCUMENT COUNT:		9
FILED AS OF DATE:		20250314
DATE AS OF CHANGE:		20250314

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Rio Tinto Finance (USA) plc
		CENTRAL INDEX KEY:			0001543989
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		ORGANIZATION NAME:           	01 Energy & Transportation
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-A12B
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35523
		FILM NUMBER:		25738231

	BUSINESS ADDRESS:	
		STREET 1:		6 ST. JAMES'S SQUARE
		CITY:			LONDON
		STATE:			X0
		ZIP:			SW1Y 4AD
		BUSINESS PHONE:		011-44-20-7781-2000

	MAIL ADDRESS:	
		STREET 1:		6 ST. JAMES'S SQUARE
		CITY:			LONDON
		STATE:			X0
		ZIP:			SW1Y 4AD

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RIO TINTO PLC
		CENTRAL INDEX KEY:			0000863064
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		ORGANIZATION NAME:           	01 Energy & Transportation
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-A12B
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10533
		FILM NUMBER:		25738233

	BUSINESS ADDRESS:	
		STREET 1:		6 ST JAMES'S SQUARE
		CITY:			LONDON, SW1Y 4AD
		STATE:			X0
		ZIP:			00000
		BUSINESS PHONE:		44 20 7781 1623

	MAIL ADDRESS:	
		STREET 1:		RIO TINTO SERVICES INC.
		STREET 2:		80 STATE STREET
		CITY:			ALBANY
		STATE:			NY
		ZIP:			12207-2543

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RTZ CORPORATION PLC
		DATE OF NAME CHANGE:	19950522

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RIO TINTO LTD
		CENTRAL INDEX KEY:			0000887028
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		ORGANIZATION NAME:           	01 Energy & Transportation
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			C3
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-A12B
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34121
		FILM NUMBER:		25738232

	BUSINESS ADDRESS:	
		STREET 1:		120 COLLINS STREET
		STREET 2:		MELBOURNE
		CITY:			VICTORIA 3000
		STATE:			C3
		ZIP:			AUSTRALIA
		BUSINESS PHONE:		44 20 7781 1623

	MAIL ADDRESS:	
		STREET 1:		RIO TINTO SERVICES INC.
		STREET 2:		80 STATE STREET
		CITY:			ALBANY
		STATE:			NY
		ZIP:			12207-2543

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CRA LTD
		DATE OF NAME CHANGE:	19950725
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-A12B
<SEQUENCE>1
<FILENAME>tm256940d7_8a12b.htm
<DESCRIPTION>FORM 8-A12B
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
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<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

<!-- Field: Rule-Page --><DIV STYLE="margin-top: 3pt; margin-bottom: 3pt; width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 2pt solid; border-bottom: Black 1pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>UNITED STATES</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION<BR>
Washington, D.C. 20549</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FORM&nbsp;8-A</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES<BR>
PURSUANT TO SECTION&nbsp;12(b)&nbsp;OR (g)&nbsp;OF THE<BR>
SECURITIES EXCHANGE ACT OF 1934</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: bottom">
    <P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>RIO TINTO FINANCE</B></P>
    <P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(USA) PLC</B></P></TD></TR>
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(Exact name of registrant as specified in its charter)</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 10pt; vertical-align: top; text-align: center; width: 50%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>England and Wales</B></FONT><FONT STYLE="font-size: 10pt"><BR>
(State or other jurisdiction of incorporation or organization)</FONT></TD>
    <TD STYLE="padding-top: 10pt; vertical-align: bottom; text-align: center; width: 50%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Not Applicable</B></FONT><FONT STYLE="font-size: 10pt"><BR>
(I.R.S. Employer Identification No.)</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 10pt; vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>6 St. James&rsquo;s Square<BR>
London, United Kingdom <BR>
</B></FONT><FONT STYLE="font-size: 10pt">(Address of principal executive offices)</FONT></TD>
    <TD STYLE="padding-top: 10pt; vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>SW1Y 4AD</B></FONT><FONT STYLE="font-size: 10pt"><BR>
(Zip Code)</FONT></TD></TR>
  <TR>
    <TD COLSPAN="2" STYLE="padding-top: 10pt; vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 14pt"><B>RIO TINTO PLC</B></FONT></TD>
    </TR>
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(Exact name of registrant as specified in its charter)</FONT></TD>
    </TR>
  <TR>
    <TD STYLE="padding-top: 10pt; vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>England and Wales</B></FONT><FONT STYLE="font-size: 10pt"><BR>
(State or other jurisdiction of incorporation or organization)</FONT></TD>
    <TD STYLE="padding-top: 10pt; vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Not Applicable</B></FONT><FONT STYLE="font-size: 10pt"><BR>
(I.R.S. Employer Identification No.)</FONT></TD>
    </TR>
  <TR>
    <TD STYLE="padding-top: 10pt; vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>6 St. James&rsquo;s Square<BR>
London, United Kingdom <BR>
</B></FONT><FONT STYLE="font-size: 10pt">(Address of principal executive offices)</FONT></TD>
    <TD STYLE="padding-top: 10pt; vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>SW1Y 4AD</B></FONT><FONT STYLE="font-size: 10pt"><BR>
(Zip Code)</FONT></TD>
    </TR>
  <TR>
    <TD COLSPAN="2" STYLE="padding-top: 10pt; vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 14pt"><B>RIO TINTO LIMITED</B></FONT></TD>
    </TR>
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(Exact name of registrant as specified in its charter)</FONT></TD>
    </TR>
  <TR>
    <TD STYLE="padding-top: 10pt; vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Australia</B></FONT><FONT STYLE="font-size: 10pt"><BR>
(State or other jurisdiction of incorporation or organization)</FONT></TD>
    <TD STYLE="padding-top: 10pt; vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Not Applicable</B></FONT><FONT STYLE="font-size: 10pt"><BR>
(I.R.S. Employer Identification No.)</FONT></TD>
    </TR>
  <TR>
    <TD STYLE="padding-top: 10pt; vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Level 43, 120 Collins Street<BR>
Melbourne, Victoria <BR>
Australia<BR>
</B></FONT><FONT STYLE="font-size: 10pt">(Address of principal executive offices)</FONT></TD>
    <TD STYLE="padding-top: 10pt; vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>3000</B></FONT><FONT STYLE="font-size: 10pt"><BR>
(Zip Code)</FONT></TD>
    </TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 100%; padding-right: 5.4pt; padding-left: 5.4pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Securities to be registered pursuant to Section&nbsp;12(b)&nbsp;of the Act:</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
    <TD STYLE="border-bottom: Black 1pt solid; vertical-align: bottom; padding-right: 5.4pt; padding-left: 5.4pt; text-align: center; width: 50%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title of each class <BR>
to be so registered</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; vertical-align: bottom; padding-right: 5.4pt; padding-left: 5.4pt; text-align: center; width: 50%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name of each exchange on which<BR>
each class is to be registered</FONT></TD></TR>
  <TR>
    <TD STYLE="border-bottom: Black 1pt solid; vertical-align: bottom; padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">U.S.$500,000,000 4.375% Notes due 2027</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">U.S.$750,000,000 4.500% Notes due 2028</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">U.S.$1,750,000,000 4.875% Notes due 2030</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">U.S.$1,250,000,000 5.000% Notes due 2032</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">U.S.$1,750,000,000 5.250% Notes due 2035</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">U.S.$1,750,000,000 5.750% Notes due 2055</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">U.S.$750,000,000 5.875% Notes due 2065</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">U.S.$500,000,000 Floating Rate Notes due 2028</P></TD>
    <TD STYLE="border-bottom: Black 1pt solid; padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">New York Stock Exchange</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">New York Stock Exchange</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">New York Stock Exchange</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">New York Stock Exchange</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">New York Stock Exchange</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">New York Stock Exchange</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">New York Stock Exchange</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">New York Stock Exchange</P></TD></TR>
</TABLE>

<P STYLE="margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
    <TD STYLE="text-align: justify; vertical-align: bottom; width: 100%"><FONT STYLE="font-family: Times New Roman, Times, Serif">If this form relates to the registration of a class of securities pursuant to Section&nbsp;12(b)&nbsp;of the Exchange Act and is effective pursuant to General Instruction A.(c)&nbsp;or (e), check the following box. </FONT><FONT STYLE="font-family: Wingdings"><FONT STYLE="font-family: Wingdings">&#120;</FONT></FONT> </TD></TR>
  <TR>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="text-align: justify; vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif">If this form relates to the registration of a class of securities pursuant to Section&nbsp;12(g)&nbsp;of the Exchange Act and is effective pursuant to General Instruction A.(d)&nbsp;or (e), check the following box.</FONT><FONT STYLE="font-family: Wingdings"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT> </TD></TR>
  <TR>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="text-align: justify; vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif">If this form relates to the registration of a class of securities concurrently with a Regulation A offering, check the following box. </FONT><FONT STYLE="font-family: Wingdings"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT> </TD></TR>
  <TR>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="text-align: justify; vertical-align: bottom">Securities Act registration statement or Regulation A offering statement file number to which this form relates: 333-238553</TD></TR>
  <TR>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Securities to be registered pursuant to Section&nbsp;12(g)&nbsp;of the Act:</FONT></TD></TR>
  <TR>
    <TD STYLE="text-align: center; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>None</B></FONT></TD></TR>
  </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>

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    <DIV STYLE="margin-top: 12pt; margin-bottom: 6pt; border-bottom: Black 1pt solid"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>INFORMATION REQUIRED IN REGISTRATION STATEMENT</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The
registrants have filed with the Securities and Exchange Commission (the &ldquo;Commission&rdquo;) pursuant to
Rule&nbsp;424(b)&nbsp;under the Securities Act of 1933 a prospectus supplement, dated March&nbsp;13, 2025 (the &ldquo;Prospectus
Supplement&rdquo;), relating to Rio Tinto Finance (USA) plc&rsquo;s U.S.$500,000,000 4.375% Notes due 2027, U.S.$750,000,000 4.500%
Notes due 2028, U.S.$1,750,000,000 4.875% Notes due 2030, U.S.$1,250,000,000 5.000% Notes due 2032, U.S.$1,750,000,000 5.250% Notes
due 2035, U.S.$1,750,000,000 5.750% Notes due 2055, U.S.$750,000,000 5.875% Notes due 2065 and U.S.$500,000,000 Floating Rate Notes
due 2028 (together, the &ldquo;Notes&rdquo;), which are to be registered hereunder, to a prospectus dated May&nbsp;5, 2023 (the
 &ldquo;Prospectus&rdquo;) filed under Rule&nbsp;424(b)&nbsp;and forming a part of the Registrants&rsquo; Registration Statement on
Form&nbsp;<A HREF="https://www.sec.gov/Archives/edgar/data/863064/000162828023015999/f-3asrmay2023.htm" STYLE="-sec-extract: exhibit">F-3
(File No. 333-271670)</A>. </FONT>The registrants incorporate by reference the Prospectus Supplement and the Prospectus to the
extent set forth below.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Item
1. </B></FONT><B>Description of Registrant&rsquo;s Securities to be Registered</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Reference is made to the information set forth
under the headings &ldquo;Description of Guaranteed Notes&rdquo; in the Prospectus Supplement and under &ldquo;Description of Guaranteed
Debt Securities&rdquo; and &ldquo;Taxation&rdquo; in the Prospectus.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>Item 2. Exhibits</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The Notes are expected to be listed on the New
York Stock Exchange (the &ldquo;NYSE&rdquo;), the exchange on which certain other securities of the registrants are currently listed.
Accordingly, copies of the following exhibits shall be filed with each copy of this Registration Statement filed with the Commission or
with the NYSE, subject to Rule&nbsp;12b-32 regarding the incorporation of exhibits by reference.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Pursuant to the Instructions as to Exhibits with
respect to Form&nbsp;8-A, the following exhibits are being filed with the Commission in connection with this Registration Statement:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000119312512119561/d315364dex41.htm" STYLE="-sec-extract: exhibit">1.1</A></TD><TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000119312512119561/d315364dex41.htm" STYLE="-sec-extract: exhibit">Indenture, dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012, among Rio
Tinto Finance (USA) Limited, Rio Tinto Finance (USA) plc, Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (incorporated
by reference to Exhibit&nbsp;4.1 to Post-Effective Amendment No.&nbsp;1 to the Registration Statement on Form&nbsp;F-3 filed on March&nbsp;16,
2012 (SEC File No.&nbsp;333-175037)).</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000119312517162742/d389461dex42.htm" STYLE="-sec-extract: exhibit">1.2</A></TD><TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000119312517162742/d389461dex42.htm" STYLE="-sec-extract: exhibit">First Supplemental Indenture, dated May&nbsp;8, 2017, among Rio Tinto Finance (USA) Limited, Rio Tinto
Finance (USA) plc, Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (incorporated by reference to Exhibit&nbsp;4.2 to
the Registration Statement on Form&nbsp;F-3 filed on May&nbsp;8, 2017 (SEC File No.&nbsp;333-217778)).</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000162828020008206/ex43secondsupindenture.htm" STYLE="-sec-extract: exhibit">1.3</A></TD><TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000162828020008206/ex43secondsupindenture.htm" STYLE="-sec-extract: exhibit">Second Supplemental Indenture, dated May&nbsp;6, 2020, among Rio Tinto Finance (USA) Limited, Rio Tinto
Finance (USA) plc, Rio Tinto Finance (USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (incorporated by reference
to Exhibit&nbsp;4.3 to the Registration Statement on Form&nbsp;F-3 filed on May&nbsp;21, 2020 (SEC File No.&nbsp;333-238553)).</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="tm256940d7_ex1-4.htm" STYLE="-sec-extract: exhibit">1.4</A></TD><TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-4.htm" STYLE="-sec-extract: exhibit">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture,
dated March&nbsp;14, 2025, setting forth the terms of its U.S.$500,000,000 4.375% Notes due 2027.</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="tm256940d7_ex1-5.htm" STYLE="-sec-extract: exhibit">1.5</A></TD><TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-5.htm" STYLE="-sec-extract: exhibit">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture,
dated March&nbsp;14, 2025, setting forth the terms of its U.S.$750,000,000 4.500% Notes due 2028.</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="tm256940d7_ex1-6.htm" STYLE="-sec-extract: exhibit">1.6</A></TD><TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-6.htm" STYLE="-sec-extract: exhibit">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture,
dated March&nbsp;14, 2025, setting forth the terms of its U.S.$1,750,000,000 4.875% Notes due 2030.</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="tm256940d7_ex1-7.htm" STYLE="-sec-extract: exhibit">1.7</A></TD><TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-7.htm" STYLE="-sec-extract: exhibit">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture,
dated March&nbsp;14, 2025, setting forth the terms of its U.S.$1,250,000,000 5.000% Notes due 2032.</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="tm256940d7_ex1-8.htm" STYLE="-sec-extract: exhibit">1.8</A></TD><TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-8.htm" STYLE="-sec-extract: exhibit">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture,
dated March&nbsp;14, 2025, setting forth the terms of its U.S.$1,750,000,000 5.250% Notes due 2035.</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="tm256940d7_ex1-9.htm" STYLE="-sec-extract: exhibit">1.9</A></TD><TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-9.htm" STYLE="-sec-extract: exhibit">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture,
dated March&nbsp;14, 2025, setting forth the terms of its U.S.$1,750,000,000 5.750% Notes due 2055.</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="tm256940d7_ex1-10.htm" STYLE="-sec-extract: exhibit">1.10</A></TD><TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-10.htm" STYLE="-sec-extract: exhibit">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture,
dated March&nbsp;14, 2025, setting forth the terms of its U.S.$750,000,000 5.875% Notes due 2065.</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.5in"><A HREF="tm256940d7_ex1-11.htm">1.11</A></TD><TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-11.htm">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture,
dated March&nbsp;14, 2025, setting forth the terms of its U.S.$500,000,000 Floating Rate Notes due 2028.</A></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>SIGNATURE</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Pursuant to the requirements of Section&nbsp;12
of the Securities Exchange Act of 1934, each registrant has duly caused this registration statement or amendment thereto to be signed
on its behalf by the undersigned, thereto duly authorized.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="2"><B>Rio Tinto Finance (USA) plc<BR>
</B> <B>(Registrant)</B></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="width: 5%">&nbsp;</TD>
    <TD STYLE="width: 45%">&nbsp;</TD>
    <TD STYLE="width: 50%">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
    <TD STYLE="vertical-align: top; border-bottom: black 1pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Maurita Sutedja</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name:</FONT></TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Maurita Sutedja</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Group Treasurer </FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="2">&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="2"><B>Rio Tinto plc</B> <B><BR>
(Registrant)</B></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
    <TD STYLE="vertical-align: top; border-bottom: black 1pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Maurita Sutedja</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name:</FONT></TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Maurita Sutedja</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Group Treasurer</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="2">&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="2"><B>Rio Tinto Limited</B> <B><BR>
(Registrant)</B></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
    <TD STYLE="vertical-align: top; border-bottom: black 1pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Maurita Sutedja</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name:</FONT></TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Maurita Sutedja</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Group Treasurer</FONT></TD>
    <TD>&nbsp;</TD></TR>
  </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Date: March&nbsp;14, 2025</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<!-- Field: Page; Sequence: 4 -->
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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>INDEX TO EXHIBITS</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 15%; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Exhibit&nbsp;No.</B></FONT></TD>
    <TD STYLE="width: 85%; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Exhibit</B></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000119312512119561/d315364dex41.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.1</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000119312512119561/d315364dex41.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Indenture, dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012, among Rio Tinto Finance (USA) Limited, Rio Tinto Finance (USA) plc, Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (incorporated by reference to Exhibit&nbsp;4.1 to Post-Effective Amendment No.&nbsp;1 to the Registration Statement on Form&nbsp;F-3 filed on March&nbsp;16, 2012 (SEC File No.&nbsp;333-175037)).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000119312517162742/d389461dex42.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.2</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000119312517162742/d389461dex42.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">First Supplemental Indenture, dated May&nbsp;8, 2017, among Rio Tinto Finance (USA) Limited, Rio Tinto Finance (USA) plc, Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (incorporated by reference to Exhibit&nbsp;4.2 to the Registration Statement on Form&nbsp;F-3 filed on May&nbsp;8, 2017 (SEC File No.&nbsp;333-217778)).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000162828020008206/ex43secondsupindenture.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.3</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/863064/000162828020008206/ex43secondsupindenture.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Second Supplemental Indenture, dated May&nbsp;6, 2020, among Rio Tinto Finance (USA) Limited, Rio Tinto Finance (USA) plc, Rio Tinto Finance (USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (incorporated by reference to Exhibit&nbsp;4.3 to the Registration Statement on Form&nbsp;F-3 filed on May&nbsp;21, 2020 (SEC File No.&nbsp;333-238553)).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="tm256940d7_ex1-4.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.4</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-4.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture, dated March&nbsp;14, 2025, setting forth the terms of its U.S.$500,000,000 4.375% Notes due 2027.</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="tm256940d7_ex1-5.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.5</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-5.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture, dated March&nbsp;14, 2025, setting forth the terms of its U.S.$750,000,000 4.500% Notes due 2028.</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="tm256940d7_ex1-6.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.6</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-6.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture, dated March&nbsp;14, 2025, setting forth the terms of its U.S.$1,750,000,000 4.875% Notes due 2030.</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="tm256940d7_ex1-7.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.7</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-7.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture, dated March&nbsp;14, 2025, setting forth the terms of its U.S.$1,250,000,000 5.000% Notes due 2032.</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="tm256940d7_ex1-8.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.8</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-8.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture, dated March&nbsp;14, 2025, setting forth the terms of its U.S.$1,750,000,000 5.250% Notes due 2035.</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="tm256940d7_ex1-9.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.9</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-9.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture, dated March&nbsp;14, 2025, setting forth the terms of its U.S.$1,750,000,000 5.750% Notes due 2055.</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="tm256940d7_ex1-10.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.10</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-10.htm" STYLE="-sec-extract: exhibit"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture, dated March&nbsp;14, 2025, setting forth the terms of its U.S.$750,000,000 5.875% Notes due 2065.</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><A HREF="tm256940d7_ex1-11.htm"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.11</FONT></A></TD>
    <TD STYLE="text-align: justify"><A HREF="tm256940d7_ex1-11.htm"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Officer&rsquo;s Certificate of Rio Tinto Finance (USA) plc pursuant to Section&nbsp;301 of the Indenture, dated March&nbsp;14, 2025, setting forth the terms of its U.S.$500,000,000 Floating Rate Notes due 2028.</FONT></A></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"></P>

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<TYPE>EX-1.4
<SEQUENCE>2
<FILENAME>tm256940d7_ex1-4.htm
<DESCRIPTION>EXHIBIT 1.4
<TEXT>
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<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Exhibit&nbsp;1.4</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>EXHIBIT&nbsp;C1 &ndash; [TRANCHE 1 NOTES]</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">RIO TINTO FINANCE (USA) PLC</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>OFFICERS&rsquo;<BR>
CERTIFICATE</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><U>Officer&rsquo;s Certificate pursuant to Section&nbsp;301
of the Indenture</U></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>$500,000,000 4.375% Notes due 2027</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">The undersigned, duly authorized by Rio Tinto Finance (USA) plc (the
 &ldquo;<B>Company</B>&rdquo;), pursuant to Section&nbsp;301 of the indenture dated as of July&nbsp;2, 2001, which was amended and restated
on March&nbsp;16, 2012 and amended by the first supplemental indenture dated as of May&nbsp;8, 2017 and the second supplemental indenture
dated as of May&nbsp;6, 2020 (the &ldquo;<B>Indenture</B>&rdquo;), among the Company, Rio Tinto Finance (USA) Limited, Rio Tinto Finance
(USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (the &ldquo;<B>Trustee</B>&rdquo;) and pursuant to a resolution
duly adopted by the Board of Directors of the Company on March&nbsp;4, 2025 delegating authority to the undersigned, HEREBY APPROVES
AND CONFIRMS the following such terms:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<TD STYLE="width: 31%"><B>Notes</B></TD><TD STYLE="text-align: justify; width: 69%">&nbsp;</TD>
</TR><TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Title:</TD><TD STYLE="text-align: justify">$500,000,000 4.375% Notes due 2027</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Principal Amount:</TD><TD STYLE="text-align: justify">$500,000,000</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Maturity:</TD><TD STYLE="text-align: justify">March&nbsp;12, 2027</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Issue Price:</TD><TD STYLE="text-align: justify">99.864%</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Interest Rate:</TD><TD STYLE="text-align: justify">4.375% per year</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Interest Payment Dates:</TD><TD STYLE="text-align: left">Semi-annually on March&nbsp;12 and September&nbsp;12 of each year, commencing
                                on September&nbsp;12, 2025</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Issue Date:</TD><TD STYLE="text-align: justify">March&nbsp;14, 2025</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Record Dates:</TD><TD STYLE="text-align: left">The close of business on the fifteenth calendar day preceding each Interest Payment
                      Date, whether or not such day is a Business Day.</TD></TR>
</TABLE>

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     <TR STYLE="vertical-align: top; text-align: justify">
<TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Optional Redemption:</FONT></TD><TD COLSPAN="2" STYLE="text-align: left">The Company or either of Rio Tinto plc or Rio Tinto Limited may redeem the Notes,
                in whole or in part, at its or their option at any time. Upon redemption, we will pay a redemption price equal to the
                greater of (x)&nbsp;100% of the principal amount of the notes to be redeemed and (y)&nbsp;as certified to the trustee
                by us or Rio Tinto, the sum of the present values of the remaining scheduled payments of principal and interest thereon
                discounted to the date of redemption on a semi-annual basis (assuming a 360-day year consisting of twelve 30-day months)
                at the Treasury Rate plus a spread of 10 basis points less interest accrued at the date of redemption.</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD COLSPAN="2" STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD COLSPAN="2" STYLE="text-align: left">&ldquo;Treasury Rate&rdquo; means, with respect to any redemption date, the yield
               determined in accordance with the following:</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD COLSPAN="2" STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD COLSPAN="2" STYLE="text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The
               Treasury Rate shall be determined by </FONT>the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated
               agent of the Company or either of Rio Tinto plc or Rio Tinto Limited after 4:15 p.m., (New York City time) (or after such
               time as yields on U.S. government securities are posted daily by the Board of Governors of the Federal Reserve System),
               on the third business day preceding the redemption date based upon the yield or yields for the most recent day that appear
               after such time on such day in the most recent statistical release published by the Board of Governors of the Federal
               Reserve System designated as &ldquo;Selected Interest Rates (Daily) - H.15&rdquo; (or any successor designation or publication)
               (&ldquo;H.15&rdquo;) under the caption &ldquo;U.S. government securities&ndash;Treasury constant maturities&ndash;Nominal&rdquo;
               (or any successor caption or heading) (&ldquo;H.15 TCM&rdquo;). In determining the Treasury Rate, the Company or either
               of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select, as applicable:</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 31%">&nbsp;</TD><TD STYLE="text-align: left; width: 3%">&nbsp;</TD><TD STYLE="text-align: justify; width: 66%">&nbsp;</TD></TR>

<TR STYLE="vertical-align: top">
<TD></TD><TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(1)</FONT></TD><TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">the
                                            yield for the Treasury constant maturity on H.15 exactly equal to the period from the redemption
                                            date to the </FONT>maturity date of the Notes (the &ldquo;Remaining Life&rdquo;); or</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD><TD>&nbsp;</TD><TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD></TD><TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(2)</FONT></TD><TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">if
                                            there is no such Treasury constant maturity on H.15 exactly equal to the Remaining Life,
                                            the two yields &ndash; one yield corresponding to the Treasury constant maturity on H.15
                                            immediately shorter than and one yield corresponding to the Treasury constant maturity on
                                            H.15 immediately longer than the Remaining Life &ndash; and shall interpolate to the </FONT>maturity
                                            date of the Notes on a straight-line basis (using the actual number of days) using such yields
                                            and rounding the result to three decimal places; or</TD></TR></TABLE>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top">
<TD STYLE="width: 31%"></TD><TD STYLE="width: 3%">(3)</TD><TD STYLE="text-align: left; width: 66%">if there is no such Treasury constant
                                            maturity on H.15 shorter than or longer than the Remaining Life, the yield for the single
                                            Treasury constant maturity on H.15 closest to the Remaining Life.</TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 31%; text-align: left">&nbsp;</TD><TD STYLE="text-align: left; width: 69%">For purposes of the foregoing, the applicable
                                            Treasury constant maturity or maturities on H.15 shall be deemed to have a maturity date
                                            equal to the relevant number of months or years, as applicable, of such Treasury constant
                                            maturity from the redemption date.</TD>
</TR><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: left">If on the third business day preceding the redemption date H.15
                                        TCM is no longer published, the Company or either of Rio Tinto plc or Rio Tinto Limited or any
                                        other designated agent shall calculate the Treasury Rate based on the rate per annum equal to
                                        the semi-annual equivalent yield to maturity at 11:00 a.m.&nbsp;(New York City time), on the
                                        second business day preceding such redemption date of the United States Treasury security maturing
                                        on, or with a maturity that is closest to, the maturity date of the Notes, as applicable. If
                                        there is no United States Treasury security maturing on the maturity date of the Notes but there
                                        are two or more United States Treasury securities with a maturity date equally distant from the
                                        maturity date of the Notes, one with a maturity date preceding the maturity date of the Notes
                                        and one with a maturity date following the maturity date of the Notes, the Company or either
                                        of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select the United States
                                        Treasury security with a maturity date preceding the maturity date of the Notes. If there are
                                        two or more United States Treasury securities maturing on the maturity date of the Notes or two
                                        or more United States Treasury securities meeting the criteria of the preceding sentence, the
                                        Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select
                                        from among these two or more United States Treasury securities the United States Treasury security
                                        that is trading closest to par based upon the average of the bid and asked prices for such United
                                        States Treasury securities at 11:00 a.m.&nbsp;(New York City time). In determining the Treasury
                                        Rate in accordance with the terms of this paragraph, the semi-annual yield to maturity of the
                                        applicable United States Treasury security shall be based upon the average of the bid and asked
                                        prices (expressed as a percentage of principal amount) at 11:00 a.m.&nbsp;(New York City time),
                                        of such United States Treasury security, and rounded to three decimal places.</TD></TR>
</TABLE>

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     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left; width: 31%">&nbsp;</TD><TD STYLE="text-align: left; width: 69%">Our actions and determinations in determining
                                            the redemption price shall be conclusive and binding for all purposes, absent manifest error.</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: left">Notice of any redemption will be mailed or electronically delivered
                                        (or otherwise transmitted in accordance with the depositary&rsquo;s procedures) at least 10 days
                                        but not more than 60 days before the redemption date to each holder of Notes to be redeemed.</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: left">In the case of a partial redemption, selection of the Notes for
                                        redemption will be made pro rata, by lot or by such other method as the Trustee in its sole discretion
                                        deems appropriate and fair. No Notes of a principal amount of $2,000 or less will be redeemed
                                        in part. If any of the Notes are to be redeemed in part only, the notice of redemption that relates
                                        to the Notes will state the portion of the principal amount of the Notes to be redeemed. A new
                                        note in a principal amount equal to the unredeemed portion of the Notes will be issued in the
                                        name of the holder of the Notes upon surrender for cancellation of the original Notes. For so
                                        long as the notes are held by DTC (or another depositary), the redemption of the Notes shall
                                        be done in accordance with the policies and procedures of the depositary.</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Unless
                                        </FONT>the Company or either of Rio Tinto plc or Rio Tinto Limited defaults in payment of the
                                        redemption price, on and after the redemption date interest will cease to accrue on the Notes
                                        or portions thereof called for redemption.</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">Guarantees</TD><TD STYLE="text-align: left">The Notes will be fully and unconditionally guaranteed on an
                                            unsubordinated basis by each of Rio Tinto plc and Rio Tinto Limited as to principal, interest
                                            and premium when and as any such payments become due and payable, whether at maturity, upon
                                            redemption or declaration of acceleration, or otherwise.</TD></TR>
     </TABLE>

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<TD>Form&nbsp;of Notes:</TD><TD STYLE="text-align: left">The Notes will be issued in registered form and will be represented
                            by Global Securities, which will be executed and delivered in substantially the form attached hereto as <U>Exhibit&nbsp;A</U>.
                            The Notes will be registered in the name of a nominee of The Depository Trust Company and deposited with
                            The Bank of New York Mellon, as depositary.</TD>
</TR><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 31%">&nbsp;</TD><TD STYLE="text-align: justify; width: 69%">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Place of Payment, Paying Agent:</TD><TD STYLE="text-align: justify">The Bank of New York
                                            Mellon</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">240 Greenwich Street, Floor 7E,</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">New York, NY 10286</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">United States of America</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">Attention: Global Corporate Trust</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Notices and Demands to Company:</TD><TD STYLE="text-align: justify">Rio Tinto Finance (USA)
                                            plc</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">6 St. James&rsquo;s Square</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">London SW1Y 4AD</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">United Kingdom</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">or</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">Cheree Finan</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">Rio Tinto Services Inc.</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">80 State Street</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">Albany, NY 12207-2543,</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">United States</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Payment of Additional Amounts:</TD><TD STYLE="text-align: left">All payments of principal,
                                            premium (if any) and interest in respect of the Notes or the Guarantees will be made free
                                            and clear of, and without withholding or deduction for, any taxes, assessments, duties or
                                            governmental charges imposed, levied or collected by any jurisdiction in which the Company,
                                            Rio Tinto plc or Rio Tinto Limited, as the case may be, or any successor entity, are organized
                                            (or any political subdivision or taxing authority of or in that jurisdiction having power
                                            to tax). If withholding or deduction is required by law, the Company, Rio Tinto plc or Rio
                                            Tinto Limited, as the case may be, must, subject to certain exceptions, pay to each holder
                                            of the Notes additional amounts as may be necessary in order that every net payment of principal
                                            of (and premium, if any, on) and interest on the Notes after deduction or other withholding
                                            for or on account of any present or future tax, assessment, duty or other governmental charge,
                                            will not be less than the amount that would have been payable on the Notes in the absence
                                            of such deduction or withholding.</TD></TR>
</TABLE>

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     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 31%">Optional Tax Redemption:</TD><TD STYLE="text-align: left; width: 69%">The
                                            Notes may be redeemed at the option of the Company or either of Rio Tinto plc or Rio Tinto
                                            Limited upon the occurrence of certain tax events in accordance with the redemption provisions
                                            set out in the forms of the Note attached hereto as <U>Exhibit&nbsp;A</U>.</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Further Issues:</TD><TD STYLE="text-align: left">The Company may from time to time without
                                            the consent of the holders of the Notes create and issue further notes having the same terms
                                            and conditions as the notes so that the further issue is consolidated and forms a single
                                            series with such notes, provided that such further issue constitutes a &ldquo;qualified reopening&rdquo;
                                            for U.S. federal income tax purposes or such further notes are issued with not more than
                                            a de minimis amount of original issue discount for U.S. federal income tax purposes.</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Other Terms:</FONT></TD><TD STYLE="text-align: left">The other terms of the Notes shall be substantially as
                                            set forth in the Indenture and the Prospectus Supplement dated March&nbsp;13, 2025 relating
                                            to the Notes and the forms of the Note attached hereto as Exhibit&nbsp;A.</TD></TR>
     </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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left blank]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B><U>EXHIBIT&nbsp;A</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Dated: March&nbsp;14, 2025</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 50%"></TD><TD STYLE="border-bottom: Black 1pt solid; width: 50%; text-align: left">/s/ Maurita Sutedja</TD>
</TR><TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">Name:&#8239;Maurita
                                            Sutedja</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">Title:&#8239;Group Treasurer</TD></TR>
     </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Rio Tinto Finance (USA) plc signature page&nbsp;to
Officer&rsquo;s Certificate pursuant to the Indenture]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">THIS SECURITY IS A GLOBAL SECURITY WITHIN THE
MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. AS THE NOMINEE OF THE DEPOSITORY
TRUST COMPANY, A NEW YORK CORPORATION (&ldquo;DTC&rdquo;). UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF DTC
TO RIO TINTO FINANCE (USA) PLC OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE, OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED
IN THE NAME OF CEDE&nbsp;&amp; CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE
TO CEDE&nbsp;&amp; CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY TRANSFER, PLEDGE, OR OTHER
USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF, CEDE&nbsp;&amp; CO., HAS AN
INTEREST HEREIN.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">RIO TINTO FINANCE (USA) PLC</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">4.375% NOTE DUE 2027</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">PAYMENT OF PRINCIPAL, PREMIUM,&nbsp;IF ANY, AND
INTEREST GUARANTEED BY RIO TINTO PLC AND RIO TINTO LIMITED</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">No.&nbsp;001</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">$500,000,000</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">CUSIP: 76720A AQ9</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">ISIN: US76720AAQ94</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rio
Tinto Finance (USA) plc, a public limited company duly incorporated and existing under the laws of England and Wales (herein called the
 &ldquo;Issuer&rdquo;, which term includes any successor Person under the Indenture hereinafter referred to), for value received, hereby
promises to pay to Cede&nbsp;&amp; Co., or registered assigns, the principal sum of $500,000,000 on March&nbsp;12</FONT>, 2027, and to
pay interest thereon from the date hereof or from the most recent Interest Payment Date to which interest has been paid or duly provided
for, semi-annually in arrears on March&nbsp;12 and September&nbsp;12 in each year, commencing on September&nbsp;12, 2025, at the rate
of 4.375% per annum, until the principal hereof is paid or made available for payment. The interest so payable, and punctually paid or
duly provided for, on any Interest Payment Date will, as provided in such Indenture, be paid to the Person in whose name this Security
(or one or more Predecessor Securities) is registered at the close of business on the Regular Record Date for such interest, which shall
be the August&nbsp;28 or February&nbsp;25 (whether or not a Business Day), as the case may be, next preceding such Interest Payment Date.
Any such interest not so punctually paid or duly provided for will forthwith cease to be payable to the Holder on such Regular Record
Date and may either be paid to the Person in whose name this Security (or one or more Predecessor Securities) is registered at the close
of business on a Special Record Date for the payment of such Defaulted Interest to be fixed by the Trustee, notice whereof shall be given
to Holders of Securities of this series not less than 10 days prior to such Special Record Date, or be paid at any time in any other
lawful manner not inconsistent with the requirements of any securities exchange on which the Securities of this series may be listed,
and upon such notice as may be required by such exchange, all as more fully provided in said Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Payment of the principal of (and premium, if any)
and interest on this Security will be made at the office or agency of the Issuer maintained for that purpose in the Borough of Manhattan
in the City of New York, or at such other agency as the Issuer may determine, in such coin or currency of the United States of America
as at the time of payment is legal tender for payment of public and private debts.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All payments of, or in respect of, principal of
and any premium and interest on this Security, shall be made without withholding or deduction for, or on account of, any present or future
taxes, duties, assessments or governmental charges of whatever nature imposed or levied by or on behalf of the United Kingdom or any
political subdivision or taxing authority thereof or therein, unless such taxes, duties, assessments or governmental charges are required
by the United Kingdom or any such subdivision or authority to be withheld or deducted. In that event, the Issuer will pay such additional
amounts (as described in Section&nbsp;1004 of the Indenture) as will result (after deduction of such taxes, duties, assessments or governmental
charges and any additional taxes, duties, assessments or governmental charges payable in respect of such) in the payment to the Holder
of this Security of the amounts to which such Holder would have been entitled had no such withholding or deduction been required, subject
to certain exceptions as set forth in Article&nbsp;Ten of the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Reference is hereby made to the further provisions
of this Security set forth on the reverse hereof, which further provisions shall for all purposes have the same effect as if set forth
at this place.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Unless the certificate of authentication hereon
has been executed by the Trustee referred to on the reverse hereof, directly or through an Authenticating Agent, by manual or PDF or
other electronic image scan signature of the Trustee created by an electronic platform (such as DocuSign) or by digital signing (such
as Adobe Sign) of an authorized signatory, this Security shall not be entitled to any benefit under the Indenture or be valid or obligatory
for any purpose.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">IN WITNESS WHEREOF, the Issuer has caused this
instrument to be duly executed manually or in facsimile.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Each attorney executing this Agreement states that he/she has no notice
of revocation or suspension of his/her power of attorney.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD></TD><TD STYLE="text-align: left">Signed for Rio Tinto Finance (USA) plc by its attorney:</TD>
</TR><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 50%">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; text-align: left; width: 50%">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">Attorney Signature</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">Print Name</TD></TR>
     </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>(See reverse for additional terms)</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Global Note]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>CERTIFICATE OF AUTHENTICATION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This is one of the Securities of the series designated
therein referred to in the within-mentioned Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Dated: _____________, 2025</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right; text-indent: 0.25in">THE BANK OF NEW YORK
MELLON,</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right"><I>as Trustee</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 50%"></TD><TD STYLE="width: 3%; text-align: left">By:</TD><TD STYLE="border-bottom: Black 1pt solid; text-align: justify; width: 47%">&nbsp;</TD>
</TR><TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: right"><I>Authorized Officer</I></TD></TR>
     </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Global Note Certificate
of Authentication]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin-top: 0pt; margin-bottom: 0pt"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">REVERSE OF REGISTERED SECURITY</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This Security is one of a duly authorized issue
of securities of the Issuer (herein called the &ldquo;Securities&rdquo;), issued and to be issued in one or more series under an Indenture
dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012 and as amended by the supplemental indenture dated May&nbsp;8,
2017 and the supplemental indenture dated May&nbsp;6, 2020 (herein called the &ldquo;Indenture&rdquo;, which term shall have the meaning
assigned to it in such instrument), among Rio Tinto Finance (USA) Limited, a corporation duly organized and existing under the laws of
the State of Victoria, Australia, Rio Tinto Finance (USA) plc, a public limited company duly incorporated and existing under the laws
of England and Wales, Rio Tinto Finance (USA) Inc., a corporation incorporated under the laws of the State of Delaware, Rio Tinto plc,
a public limited company duly organized and existing under the laws of England and Wales, Rio Tinto Limited, a corporation duly organized
and existing under the laws of the State of Victoria, Australia (Rio Tinto plc and Rio Tinto Limited each being referred to herein as
a &ldquo;Guarantor&rdquo;, which term includes any Successor Persons under the Indenture referred to herein and, together, the &ldquo;Guarantors&rdquo;)
and The Bank of New York Mellon, as Trustee (herein called the &ldquo;Trustee&rdquo;, which term includes any successor trustee under
the Indenture), and reference is hereby made to the Indenture and all indentures supplemental thereto for a statement of the respective
rights, limitations of rights, duties and immunities thereunder of the Issuer, the Guarantors, the Trustee and the Holders of the Securities
and of the terms upon which the Securities are, and are to be, authenticated and delivered. This Security is one of the series designated
on the face hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities may be redeemed at the option of
the Issuer or any of the Guarantors in whole, but not in part, at any time at the Redemption Price equal to the principal amount thereof
plus accrued interest to the date fixed for redemption if the Issuer or a Guarantor determines that if, as a result of any change in
or amendment to the laws or any regulations or rulings promulgated thereunder of the jurisdiction (or of any political subdivision or
taxing authority thereof or therein) in which the Issuer or any of the Guarantors is incorporated or any change in the official application
or interpretation of such laws, regulations or rulings, or any change in the official application or interpretation of, or any execution
of or amendment to, any treaty or treaties affecting taxation to which such jurisdiction (or such political subdivision or taxing authority)
is a party, which change, execution or amendment becomes effective on or after March&nbsp;11, 2025, (i)&nbsp;the Issuer or any of the
Guarantors is or would be required to pay additional amounts of interest with respect to the Securities or Guarantees on the next succeeding
Interest Payment Date as set forth in the Guarantee endorsed hereon (or in a supplemental indenture) or (ii)&nbsp;any Guarantor or any
Subsidiary of any Guarantor is or would be required to deduct or withhold tax on any payment to the Issuer to enable the Issuer to make
any payment of principal or interest in respect of the Securities and, in each case, the payment of such additional amounts in the case
of (i)&nbsp;above or such deduction or withholding in the case of (ii)&nbsp;above cannot be avoided by the use of any reasonable measures
available to the Issuer, any relevant Guarantor or Subsidiary.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities may also be redeemed in whole,
but not in part, upon not less than 10 nor more than 60 days&rsquo; notice given as provided in the Indenture at any time at a Redemption
Price equal to the principal amount thereof plus accrued interest to the date fixed for redemption if the Person formed by a consolidation
of any of the Guarantors or into which any of the Guarantors is merged or to which any of the Guarantors conveys, transfers or leases
its properties and assets substantially as an entirety is required to pay a Holder additional amounts in respect of any tax, assessment
or governmental charge imposed on any such Holder or required to be withheld or deducted from any payment to such Holder as a consequence
of such consolidation, merger, conveyance transfer or lease.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Notice of redemption will be given by mail to
Holders of Securities, not less than 10 nor more than 60 days prior to the date fixed for redemption, all as provided in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">In the event of redemption of this Security in
part only, a new Security or Securities of this series and of like tenor for the unredeemed portion hereof will be issued in the name
of the Holder hereof upon the cancellation hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture contains provisions for defeasance
at any time of the entire indebtedness of this Security or certain restrictive covenants and Events of Default with respect to this Security,
in each case upon compliance with certain conditions set forth in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">If an Event of Default with respect to Securities
of this series shall occur and be continuing, the principal of the Securities of this series may be declared due and payable in the manner
and with the effect provided in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture permits, with certain exceptions
as therein provided, the amendment thereof and the modification of the rights and obligations of the Issuer and the Guarantors and the
rights of the Holders of the Securities of each series to be affected under the Indenture at any time by the Issuer, the Guarantors and
the Trustee with the consent of the Holders of a majority in principal amount of the Securities at the time Outstanding of each series
to be affected. The Indenture also contains provisions permitting the Holders of specified percentages in principal amount of the Securities
of each series at the time Outstanding, on behalf of the Holders of all Securities of such series, to waive compliance by the Issuer
or the Guarantors with certain provisions of the Indenture and certain past defaults under the Indenture and their consequences. Any
such consent or waiver by the Holder of this Security shall be conclusive and binding upon such Holder and upon all future Holders of
this Security and of any Security issued upon the registration of transfer hereof or in exchange herefor or in lieu hereof, whether or
not notation of such consent or waiver is made upon this Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">As provided in and subject to the provisions of
the Indenture, no Holder of any Security of this series will have the right to institute any proceeding with respect to the Indenture,
the Guarantee endorsed hereon, this Security or for the appointment of a receiver or trustee or for any other remedy thereunder, unless
such Holder shall have previously given the Trustee written notice of a continuing Event of Default with respect to the Securities of
this series, the Holders of not less than 25% in principal amount of the Securities of this series at the time Outstanding shall have
made written request to the Trustee to institute proceedings in respect of such Event of Default as Trustee and offered the Trustee reasonable
indemnity, and the Trustee shall not have received from the Holders of a majority in principal amount of Securities of this series at
the time Outstanding a direction inconsistent with such request, and shall have failed to institute any such proceeding, for 60 days
after receipt of such notice, request and offer of indemnity. The foregoing shall not apply to any suit instituted by the Holder of this
Security for the enforcement of any payment of principal hereof or any premium or interest hereon on or after the respective due dates
expressed herein.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No reference herein to the Indenture and no provision
of this Security or of the Indenture shall alter or impair the obligation of the Issuer, which is absolute and unconditional, to pay
the principal of and any premium and interest on this Security at the times, places and rate, and in the coin or currency, herein prescribed.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">As provided in the Indenture and subject to certain
limitations therein set forth, the transfer of this Security is registrable in the Security Register, upon surrender of this Security
for registration of transfer at the office or agency of the Issuer in any place where the principal of and any premium and interest on
this Security are payable, duly endorsed by, or accompanied by a written instrument of transfer in form satisfactory to the Issuer and
the Security Registrar duly executed by, the Holder hereof or his attorney duly authorized in writing, and thereupon one or more new
Securities of this series and of like tenor, of authorized denominations and for the same aggregate principal amount, will be issued
to the designated transferee or transferees.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities of this series are issuable only
in registered form without coupons in denominations of $2,000 and any integral multiple of $1,000 in excess thereof. As provided in the
Indenture and subject to certain limitations therein set forth, Securities of this series are exchangeable for a like aggregate principal
amount of Securities of this series and of like tenor of a different authorized denomination, as requested by the Holder surrendering
the same.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No service charge shall be made for any such registration
of transfer or exchange, but the Issuer may require payment of a sum sufficient to cover any tax or other governmental charge payable
in connection therewith.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Prior to due presentment of this Security for
registration of transfer or exchange, the Issuer, the Guarantors, the Trustee and any agent of the Issuer, the Guarantors or the Trustee
may treat the Person in whose name this Security is registered as the owner hereof for all purposes, whether or not this Security be
overdue, and neither the Issuer, the Guarantors, the Trustee nor any such agent shall be affected by notice to the contrary.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture and this Security shall be governed
by and construed in accordance with the laws of the State of New York, without regard to principles of conflicts of laws.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Interest on this Security shall be computed on
the basis of a 360-day year of twelve 30-day months.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All terms used in this Security which are defined
in the Indenture shall have the meanings assigned to them in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">GUARANTEE</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Rio Tinto plc, a public limited company incorporated
under the laws of England and Wales, having its registered office at 6 St James&rsquo;s Square, London SW1Y 4AD, United Kingdom, and
Rio Tinto Limited (ABN 96 004 458 404), a corporation incorporated under the laws of the State of Victoria, Australia, having its principal
office at Level 43, 120 Collins Street, Melbourne, Victoria 3000, Australia (each being referred to herein as a &ldquo;Guarantor&rdquo;,
which term includes any successor Person under the Indenture referred to in the Security upon which this Guarantee is endorsed, and together,
the &ldquo;Guarantors&rdquo;), for value received hereby unconditionally guarantee to the Holder of the Security upon which this Guarantee
is endorsed and to the Trustee on behalf of each such Holder the due and punctual payment of the principal of, premium, if any, and interest
on such Security (including any additional amounts payable pursuant to Section&nbsp;1004 of the Indenture in respect thereof) and the
due and punctual payment of the sinking fund or analogous payments referred to therein, if any, when and as the same shall become due
and payable (subject to any period of grace provided with respect thereto), whether at the Stated Maturity, by declaration of acceleration,
call for redemption or otherwise, according to the terms thereof and of the Indenture referred to therein and any other payment of interest
under the Indenture. In the case of the failure of Rio Tinto Finance (USA) plc, a public limited company duly incorporated and existing
under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;, which term includes any successor Person under such Indenture),
punctually to make any such payment of principal, premium, if any, or interest or any sinking fund or analogous payment, the Guarantors
hereby, jointly and severally, agree to cause any such payment to be made punctually when and as the same shall become due and payable,
whether at the Stated Maturity or by declaration of acceleration, call for redemption or otherwise, and as if such payment were made
by the Issuer. The obligations of the Guarantors under this Guarantee shall be joint and several.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors hereby further agrees,
subject to the limitations and exceptions set forth below, that if any deduction or withholding for any present or future taxes, assessments
or other governmental charges of the jurisdiction (or any political subdivision or taxing authority thereof or therein) in which such
Guarantor is incorporated shall at any time be required by such jurisdiction (or any such political subdivision or taxing authority)
in respect of any amount to be paid by such Guarantor under this Guarantee or a Security, then such Guarantor will pay to the Holder
of a Security such additional amounts as may be necessary in order that the net amounts paid to the Holder of such Security who, with
respect to any such tax, assessment, or other governmental charge, is not resident in such jurisdiction, after such deduction or withholding,
shall be not less than the amounts specified in such Security to which such Holder is entitled; provided however, that such Guarantor
shall not be required to make any payment of additional amounts (i)&nbsp;if the Holder is a United States Person, for or on account of
any such tax, assessment or other governmental charge imposed by the United States or any political subdivisions or taxing authority
thereof or therein, (ii)&nbsp;for or on account of:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(a)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge which would not have been imposed but for (i)&nbsp;the existence of any present or former
connection between such Holder (or between a fiduciary, settlor, beneficiary, member or shareholder of, or possessor of a power over,
such Holder, if such Holder is an estate, trust, partnership or corporation) and the taxing jurisdiction or any political subdivision
or territory or possession thereof or area subject to its jurisdiction, including, without limitation, such Holder (or such fiduciary,
settlor, beneficiary, member, shareholder or possessor) being or having been a citizen or resident thereof or being or having been present
or engaged in trade or business therein or having or having had a permanent establishment therein or (ii)&nbsp;the presentation of a
Security (where presentation is required) for payment on a date more than 30 days after the date on which such payment became due and
payable or the date on which payment thereof is duly provided for, whichever occurs later;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(b)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
estate, inheritance, gift, sale, transfer, personal property or similar tax, assessment or other governmental charge;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(c)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment, or other governmental charge which is payable otherwise than by withholding from payments of (or in respect of) principal
of, premium, if any, or interest on, the Securities;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(d)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge that is imposed or withheld by reason of the failure to comply by the Holder or the beneficial
owner of a Security with a request of the Issuer or the applicable Guarantor addressed to the Holder (i)&nbsp;to provide information
concerning the nationality, residence or identity of the Holder or such beneficial owner or (ii)&nbsp;to make any declaration or other
similar claim or satisfy any information or reporting requirement, which, in the case of Clause (i)&nbsp;or (ii), is required or imposed
by a statute, treaty, regulation or administrative practice of the taxing jurisdiction as a precondition to exemption from all or part
of such tax, assessment or other governmental charge;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(e)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;in
the case of a payment made by Rio Tinto plc under the Guarantees, any tax, assessment or other governmental charge imposed as a result
of the Security being presented for payment in the United Kingdom unless presentment could not have been made elsewhere;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(f)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction required to be made with respect to a Security presented for payment by or on behalf of a Holder of such Security
who would have been able to avoid such withholding or deduction by presenting the relevant Security to another Paying Agent;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(g)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction for which a determination is made by the Australian Commissioner of Taxation that the withholding or deduction
is payable because the Holder has participated in a scheme to avoid withholding tax provided that neither the Issuer nor any Guarantor
participated in or was a party to such scheme; or</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(h)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
combination of items (a), (b), (c), (d), (e), (f)&nbsp;or (g);</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">nor shall additional amounts be paid with respect
to any payment of the principal of, premium, if any or any interest on any Security to any Holder who is a fiduciary or partnership or
other than the sole beneficial owner of such payment to the extent such payment would be required by the laws of the jurisdiction (or
any political subdivision or taxing authority thereof or therein) to be included in the income for tax purposes of a beneficiary or settlor
with respect to such fiduciary or a member of such partnership or a beneficial owner who would not have been entitled to such additional
amounts had it been the Holder of the Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors hereby agrees that its
obligations hereunder shall be as if it were principal debtor and not merely surety, and shall be absolute and unconditional, irrespective
of, and shall be unaffected by, any invalidity, irregularity or unenforceability of such Security or such Indenture, any failure to enforce
the provisions of such Security or such Indenture, or any waiver, modification or indulgence granted to the Issuer with respect thereto,
by the Holder of such Security or the Trustee or any other circumstance which may otherwise constitute a legal or equitable discharge
of a surety or guarantor; provided however, that, notwithstanding the foregoing, no such waiver, modification or indulgence shall, without
the consent of each of the Guarantors, increase the principal amount of such Security, or increase the interest rate thereon, or increase
any premium payable upon redemption thereof, or alter the Stated Maturity thereof, or increase the principal amount of any Original Issue
Discount Security that would be due and payable upon a declaration of acceleration of the maturity thereof pursuant to Section&nbsp;502
of such Indenture. Each of the Guarantors hereby waives diligence, presentment, demand of payment, filing of claims with a court in the
event of a merger or bankruptcy of the Issuer, any right to require a proceeding first against the Issuer, protest or notice with respect
to such Security or the indebtedness evidenced thereby or with respect to any sinking fund or analogous payment require under such Security
and all demands whatsoever, and covenants that this Guarantee will not be discharged except by payment in full of the principal of, premium,
if any, and interest on such Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Notwithstanding anything to the contrary contained
herein, each of the Guarantors shall be entitled to withhold and deduct any amounts required to be deducted or withheld pursuant to an
agreement described in Section&nbsp;1471(b)&nbsp;of the Code, or otherwise imposed pursuant to Sections 1471 through 1474 of the Code
(or any regulations thereunder or official interpretations thereof) or an intergovernmental agreement between the United States and another
jurisdiction facilitating the implementation thereof (or any law implementing such an intergovernmental agreement) (any such withholding
or deduction, a &ldquo;FATCA Withholding&rdquo;), and the Guarantors shall not be required to pay any additional amounts in respect of
FATCA Withholding.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors shall be subrogated to
all rights of the Holder of such Security and the Trustee against the Issuer in respect of any amounts paid to such Holder by such Guarantor
pursuant to the provisions of this Guarantee, provided, however, that such Guarantor shall not be entitled to enforce, or to receive
any payments arising out of or based upon, such right of subrogation until the principal of, premium, if any, and interest on all Securities
of the same series issued under such Indenture shall have been paid in full.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No reference herein to such Indenture and no provision
of this Guarantee or of such Indenture shall alter or impair the guarantee of the Guarantors, which is absolute and unconditional, of
the due and punctual payment of the principal of, premium, if any, and interest on, and any sinking fund or analogous payments with respect
to, the Security upon which this Guarantee is endorsed.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This Guarantee shall not be valid or obligatory
for any purpose until the certificate of authentication of such Security shall have been manually executed by or on behalf of the Trustee
under such Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All terms used in this Guarantee which are defined
in such Indenture shall have the meanings assigned to them in such Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Guarantee shall be deemed to be a contract
made under the laws of the State of New York, and for all purposes shall be governed by and construed in accordance with the law of the
State of New York.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Executed and dated the date on the face hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">RIO TINTO PLC</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD STYLE="width: 50%">&nbsp;</TD>
<TD STYLE="width: 3%; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
<TD STYLE="border-bottom: Black 1pt solid; width: 47%; font-size: 10pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Name:</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Title:</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">RIO TINTO LIMITED</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD STYLE="font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
<TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Name:</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Title:</TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Guarantee]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0">&nbsp;</P>

</BODY>
</HTML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.5
<SEQUENCE>3
<FILENAME>tm256940d7_ex1-5.htm
<DESCRIPTION>EXHIBIT 1.5
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Exhibit&nbsp;1.5</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>EXHIBIT&nbsp;C2 &ndash; [TRANCHE 2 NOTES]</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">RIO TINTO FINANCE (USA) PLC</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>OFFICERS&rsquo;<BR>
CERTIFICATE</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><U>Officer&rsquo;s Certificate pursuant to Section&nbsp;301
of the&#8239;Indenture</U></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>$750,000,000 4.500% Notes due 2028</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">The undersigned, duly authorized by Rio Tinto Finance (USA) plc (the
 &ldquo;<B>Company</B>&rdquo;), pursuant to Section&nbsp;301 of the indenture dated as of July&nbsp;2, 2001, which was amended and restated
on March&nbsp;16, 2012 and amended by the first supplemental indenture dated as of May&nbsp;8, 2017 and the second supplemental indenture
dated as of May&nbsp;6, 2020 (the &ldquo;<B>Indenture</B>&rdquo;), among the Company, Rio Tinto Finance (USA) Limited, Rio Tinto Finance
(USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (the &ldquo;<B>Trustee</B>&rdquo;)and pursuant to a resolution
duly adopted by the Board of Directors of the Company on March&nbsp;4, 2025 delegating authority to the undersigned, HEREBY APPROVES
AND CONFIRMS the following such terms:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Notes</B></P>

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<TD STYLE="width: 31%">Title:</TD><TD STYLE="width: 69%; text-align: left">$750,000,000 4.500% Notes due 2028</TD>
</TR><TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Principal Amount:</TD><TD STYLE="text-align: left">$750,000,000</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Maturity:</TD><TD STYLE="text-align: left">March&nbsp;14, 2028</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Issue Price:</TD><TD STYLE="text-align: left">99.731%</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Interest Rate:</TD><TD STYLE="text-align: left">4.500% per year</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Interest Payment Dates:</TD><TD STYLE="text-align: left">Semi-annually on March&nbsp;14 and September&nbsp;14 of each year, commencing
                                on September&nbsp;14, 2025</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Issue Date:</TD><TD STYLE="text-align: left">March&nbsp;14, 2025</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>Record Dates:</TD><TD STYLE="text-align: left">The close of business on the fifteenth calendar day preceding each Interest Payment
                      Date, whether or not such day is a Business Day.</TD></TR>
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<TD>Optional Redemption:</TD><TD COLSPAN="2" STYLE="text-align: left">The Company or either of Rio Tinto plc or Rio Tinto Limited may
                             redeem the Notes, in whole or in part, at its or their option at any time. Upon redemption, we will pay
                             a redemption price equal to (i)&nbsp;if such redemption occurs prior to the February&nbsp;14, 2028 (&ldquo;2028
                             Notes Par Call Date&rdquo;), the greater of (x)&nbsp;100% of the principal amount of the Notes to be redeemed
                             and (y)&nbsp;as certified to the trustee by us or Rio Tinto, the sum of the present values of the remaining
                             scheduled payments discounted to the date of redemption on a semi-annual basis (assuming a 360-day year
                             consisting of twelve 30-day months) at the Treasury Rate plus a spread of 10 basis points less interest
                             accrued at the date of redemption or (ii)&nbsp;if such redemption occurs on or after the 2028 Notes Par
                             Call Date, 100% of the principal amount of the Notes to be redeemed, together, in either case, with accrued
                             interest on the principal amount of the Notes to be redeemed to the date of redemption.</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD COLSPAN="2" STYLE="text-align: left">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD COLSPAN="2" STYLE="text-align: left">&ldquo;Treasury Rate&rdquo; means, with respect to any redemption date, the yield
               determined in accordance with the following:</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 31%">&nbsp;</TD><TD STYLE="text-align: left; width: 3%">&nbsp;</TD>
               <TD STYLE="text-align: left; width: 66%">&nbsp;</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD COLSPAN="2" STYLE="text-align: left">The Treasury Rate shall be determined by the Company or either of Rio Tinto plc
               or Rio Tinto Limited or any other designated agent of the Company or either of Rio Tinto plc or Rio Tinto Limited after
               4:15 p.m., (New York City time) (or after such time as yields on U.S. government securities are posted daily by the Board
               of Governors of the Federal Reserve System), on the third business day preceding the redemption date based upon the yield
               or yields for the most recent day that appear after such time on such day in the most recent statistical release published
               by the Board of Governors of the Federal Reserve System designated as &ldquo;Selected Interest Rates (Daily) - H.15&rdquo;
               (or any successor designation or publication) (&ldquo;H.15&rdquo;) under the caption &ldquo;U.S. government securities&ndash;Treasury
               constant maturities&ndash;Nominal&rdquo; (or any successor caption or heading) (&ldquo;H.15 TCM&rdquo;). In determining
               the Treasury Rate, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select,
               as applicable:</TD></TR>

<TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD COLSPAN="2" STYLE="text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD></TD><TD>(1)</TD><TD>the yield for the Treasury constant maturity on H.15 exactly equal
                                            to the period from the redemption date to the 2028 Notes Par Call Date (the &ldquo;Remaining
                                            Life&rdquo;); or</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD><TD>&nbsp;</TD><TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD></TD><TD>(2)</TD><TD>if there is no such Treasury constant maturity on H.15 exactly equal
                                            to the Remaining Life, the two yields &ndash; one yield corresponding to the Treasury constant
                                            maturity on H.15 immediately shorter than and one yield corresponding to the Treasury constant
                                            maturity on H.15 immediately longer than the Remaining Life &ndash; and shall interpolate
                                            to the 2028 Notes Par Call Date on a straight-line basis (using the actual number of days)
                                            using such yields and rounding the result to three decimal places; or</TD></TR></TABLE>

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<TD STYLE="width: 31%"></TD><TD STYLE="width: 3%">(3)</TD><TD STYLE="width: 66%">if there is no such Treasury constant maturity on H.15
                                            shorter than or longer than the Remaining Life, the yield for the single Treasury constant
                                            maturity on H.15 closest to the Remaining Life.</TD></TR></TABLE>

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<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">For purposes of the foregoing, the applicable Treasury
    constant maturity or maturities on H.15 shall be deemed to have a maturity date equal to the relevant number of months or years,
    as applicable, of such Treasury constant maturity from the redemption date.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 31%">&nbsp;</TD>
    <TD STYLE="width: 69%">&nbsp;</TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">If on the third business day preceding the redemption
    date H.15 TCM is no longer published, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall
    calculate the Treasury Rate based on the rate per annum equal to the semi-annual equivalent yield to maturity at 11:00 a.m.&nbsp;(New
    York City time), on the second business day preceding such redemption date of the United States Treasury security maturing on, or
    with a maturity that is closest to, the 2028 Notes Par Call Date, as applicable. If there is no United States Treasury security maturing
    on the 2028 Notes Par Call Date but there are two or more United States Treasury securities with a maturity date equally distant
    from the 2028 Notes Par Call Date, one with a maturity date preceding the 2028 Notes Par Call Date and one with a maturity date following
    the 2028 Notes Par Call Date, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select
    the United States Treasury security with a maturity date preceding the 2028 Notes Par Call Date. If there are two or more United
    States Treasury securities maturing on the 2028 Notes Par Call Date or two or more United States Treasury securities meeting the
    criteria of the preceding sentence, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall
    select from among these two or more United States Treasury securities the United States Treasury security that is trading closest
    to par based upon the average of the bid and asked prices for such United States Treasury securities at 11:00 a.m.&nbsp;(New York
    City time). In determining the Treasury Rate in accordance with the terms of this paragraph, the semi-annual yield to maturity of
    the applicable United States Treasury security shall be based upon the average of the bid and asked prices (expressed as a percentage
    of principal amount) at 11:00 a.m.&nbsp;(New York City time), of such United States Treasury security, and rounded to three decimal
    places.</FONT></TD></TR>
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  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 31%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Our actions and determinations in
    determining the redemption price shall be conclusive and binding for all purposes, absent manifest error.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Notice of any redemption will be mailed or electronically
    delivered (or otherwise transmitted in accordance with the depositary&rsquo;s procedures) at least 10 days but not more than 60 days
    before the redemption date to each holder of Notes to be redeemed.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">In the case of a partial redemption, selection of the
    Notes for redemption will be made pro rata, by lot or by such other method as the Trustee in its sole discretion deems appropriate
    and fair. No Notes of a principal amount of $2,000 or less will be redeemed in part. If any of the Notes are to be redeemed in part
    only, the notice of redemption that relates to the Notes will state the portion of the principal amount of the Notes to be redeemed.
    A new note in a principal amount equal to the unredeemed portion of the Notes will be issued in the name of the holder of the Notes
    upon surrender for cancellation of the original Notes. For so long as the notes are held by DTC (or another depositary), the redemption
    of the Notes shall be done in accordance with the policies and procedures of the depositary.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Unless the Company or either of Rio Tinto plc or Rio
    Tinto Limited defaults in payment of the redemption price, on and after the redemption date interest will cease to accrue on the
    Notes or portions thereof called for redemption.</FONT></TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Guarantees</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Notes will be fully and unconditionally guaranteed on an unsubordinated
    basis by each of Rio Tinto plc and Rio Tinto Limited as to principal, interest and premium when and as any such payments become due
    and payable, whether at maturity, upon redemption or declaration of acceleration, or otherwise.</FONT></TD></TR>
</TABLE>

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    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Form&nbsp;of Notes:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Notes will be issued in registered form and will be
    represented by Global Securities, which will be executed and delivered in substantially the form attached hereto as <U>Exhibit&nbsp;A</U>.
    The Notes will be registered in the name of a nominee of The Depository Trust Company and deposited with The Bank of New York Mellon,
    as depositary.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 31%">&nbsp;</TD>
    <TD STYLE="width: 69%">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Place of Payment, Paying Agent:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Bank of New York Mellon</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">240 Greenwich Street, Floor 7E,</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">New York, NY 10286</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">United States of America</FONT></TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Attention: Global Corporate Trust</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Notices and Demands to Company:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rio Tinto Finance (USA) plc</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">6 St. James&rsquo;s Square</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>London SW1Y 4AD</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>United Kingdom</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">or</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Cheree Finan</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rio Tinto Services Inc.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">80 State Street</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Albany, NY 12207-2543,</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">United States</FONT></TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Payment of Additional Amounts:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">All payments of principal, premium (if any) and interest
    in respect of the Notes or the Guarantees will be made free and clear of, and without withholding or deduction for, any taxes, assessments,
    duties or governmental charges imposed, levied or collected by any jurisdiction in which the Company, Rio Tinto plc or Rio Tinto
    Limited, as the case may be, or any successor entity, are organized (or any political subdivision or taxing authority of or in that
    jurisdiction having power to tax). If withholding or deduction is required by law, the Company, Rio Tinto plc or Rio Tinto Limited,
    as the case may be, must, subject to certain exceptions, pay to each holder of the Notes additional amounts as may be necessary in
    order that every net payment of principal of (and premium, if any, on) and interest on the Notes after deduction or other withholding
    for or on account of any present or future tax, assessment, duty or other governmental charge, will not be less than the amount that
    would have been payable on the Notes in the absence of such deduction or withholding.</FONT></TD></TR>
</TABLE>

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    <TD STYLE="width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Optional Tax Redemption:</FONT></TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Notes may be redeemed at the
    option of the Company or either of Rio Tinto plc or Rio Tinto Limited upon the occurrence of certain tax events in accordance with
    the redemption provisions set out in the forms of the Note attached hereto as <U>Exhibit&nbsp;A</U>.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Further Issues:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Company may from time to time without the consent
    of the holders of the Notes create and issue further notes having the same terms and conditions as the notes so that the further
    issue is consolidated and forms a single series with such notes, provided that such further issue constitutes a &ldquo;qualified
    reopening&rdquo; for U.S. federal income tax purposes or such</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">further notes are issued with not more than a de minimis
    amount of original issue discount for U.S. federal income tax purposes.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Other Terms:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The other terms of the Notes shall be substantially
    as set forth in the Indenture and the Prospectus Supplement dated March&nbsp;13, 2025 relating to the Notes and the forms of the
    Note attached hereto as Exhibit&nbsp;A.</FONT></TD></TR>
  </TABLE>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B><U>EXHIBIT&nbsp;A</U></B></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Dated: March&nbsp;14, 2025</P>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 50%"></TD><TD STYLE="border-bottom: Black 1pt solid; width: 50%; text-align: left">/s/ Maurita Sutedja</TD>
</TR><TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">Name:&#8239;Maurita
                                            Sutedja</TD></TR>
     <TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">Title:&#8239;Group Treasurer</TD></TR>
     </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Rio Tinto Finance (USA) plc signature page&nbsp;to
Officer&rsquo;s Certificate pursuant to the Indenture]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">THIS SECURITY IS A GLOBAL SECURITY WITHIN THE
MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. AS THE NOMINEE OF THE DEPOSITORY
TRUST COMPANY, A NEW YORK CORPORATION (&ldquo;DTC&rdquo;). UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF DTC
TO RIO TINTO FINANCE (USA) PLC OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE, OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED
IN THE NAME OF CEDE&nbsp;&amp; CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE
TO CEDE&nbsp;&amp; CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY TRANSFER, PLEDGE, OR OTHER
USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF, CEDE&nbsp;&amp; CO., HAS AN
INTEREST HEREIN.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">RIO TINTO FINANCE (USA) PLC</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">4.500% NOTE DUE 2028</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">PAYMENT OF PRINCIPAL, PREMIUM,&nbsp;IF ANY, AND
INTEREST GUARANTEED BY RIO TINTO PLC AND RIO TINTO LIMITED</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">No.&nbsp;00[1/2]</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">$[50/25]0,000,000</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">CUSIP: 76720A AR7</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">ISIN: US76720AAR77</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Rio Tinto Finance (USA) plc, a public limited
company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;, which term includes
any successor Person under the Indenture hereinafter referred to), for value received, hereby promises to pay to Cede&nbsp;&amp; Co.,
or registered assigns, the principal sum of $500,000,000 on March&nbsp;14, 2028, and to pay interest thereon from the date hereof or
from the most recent Interest Payment Date to which interest has been paid or duly provided for, semi-annually in arrears on March&nbsp;14
and September&nbsp;14 in each year, commencing on September&nbsp;14, 2025, at the rate of 4.500% per annum, until the principal hereof
is paid or made available for payment. The interest so payable, and punctually paid or duly provided for, on any Interest Payment Date
will, as provided in such Indenture, be paid to the Person in whose name this Security (or one or more Predecessor Securities) is registered
at the close of business on the Regular Record Date for such interest, which shall be the August&nbsp;30 or February&nbsp;27 (whether
or not a Business Day), as the case may be, next preceding such Interest Payment Date. Any such interest not so punctually paid or duly
provided for will forthwith cease to be payable to the Holder on such Regular Record Date and may either be paid to the Person in whose
name this Security (or one or more Predecessor Securities) is registered at the close of business on a Special Record Date for the payment
of such Defaulted Interest to be fixed by the Trustee, notice whereof shall be given to Holders of Securities of this series not less
than 10 days prior to such Special Record Date, or be paid at any time in any other lawful manner not inconsistent with the requirements
of any securities exchange on which the Securities of this series may be listed, and upon such notice as may be required by such exchange,
all as more fully provided in said Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Payment of the principal of (and premium, if any)
and interest on this Security will be made at the office or agency of the Issuer maintained for that purpose in the Borough of Manhattan
in the City of New York, or at such other agency as the Issuer may determine, in such coin or currency of the United States of America
as at the time of payment is legal tender for payment of public and private debts.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All payments of, or in respect of, principal of
and any premium and interest on this Security, shall be made without withholding or deduction for, or on account of, any present or future
taxes, duties, assessments or governmental charges of whatever nature imposed or levied by or on behalf of the United Kingdom or any
political subdivision or taxing authority thereof or therein, unless such taxes, duties, assessments or governmental charges are required
by the United Kingdom or any such subdivision or authority to be withheld or deducted. In that event, the Issuer will pay such additional
amounts (as described in Section&nbsp;1004 of the Indenture) as will result (after deduction of such taxes, duties, assessments or governmental
charges and any additional taxes, duties, assessments or governmental charges payable in respect of such) in the payment to the Holder
of this Security of the amounts to which such Holder would have been entitled had no such withholding or deduction been required, subject
to certain exceptions as set forth in Article&nbsp;Ten of the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Reference is hereby made to the further provisions
of this Security set forth on the reverse hereof, which further provisions shall for all purposes have the same effect as if set forth
at this place.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Unless the certificate of authentication hereon
has been executed by the Trustee referred to on the reverse hereof, directly or through an Authenticating Agent, by manual or PDF or
other electronic image scan signature of the Trustee created by an electronic platform (such as DocuSign) or by digital signing (such
as Adobe Sign) of an authorized signatory, this Security shall not be entitled to any benefit under the Indenture or be valid or obligatory
for any purpose.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">IN WITNESS WHEREOF, the Issuer has caused this
instrument to be duly executed manually or in facsimile.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Each attorney executing this Agreement states that he/she has no notice
of revocation or suspension of his/her power of attorney.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%">
  <TR STYLE="vertical-align: top; text-align: justify">
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: left">Signed for Rio Tinto Finance (USA) plc by its attorney:</TD></TR>
  <TR STYLE="vertical-align: top; text-align: justify">
    <TD STYLE="width: 50%">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; text-align: left; width: 50%">&nbsp;</TD>
    </TR>
  <TR STYLE="vertical-align: top; text-align: justify">
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: left">Attorney Signature</TD>
    </TR>
  <TR STYLE="vertical-align: top; text-align: justify">
    <TD>&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; text-align: left">&nbsp;</TD>
    </TR>
  <TR STYLE="vertical-align: top; text-align: justify">
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: left">Print Name</TD>
    </TR>
  </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>(See reverse for additional terms)</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Global Note]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>CERTIFICATE OF AUTHENTICATION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This is one of the Securities of the series designated
therein referred to in the within-mentioned Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Dated: _____________, 2025</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right; text-indent: 0.25in">THE BANK OF NEW YORK
MELLON,</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right"><I>as Trustee</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 50%"></TD><TD STYLE="width: 3%; text-align: left">By:</TD><TD STYLE="border-bottom: Black 1pt solid; text-align: justify; width: 47%">&nbsp;</TD>
</TR><TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: left">&nbsp;</TD><TD STYLE="text-align: right"><I>Authorized Officer</I></TD></TR>
     </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Global Note Certificate
of Authentication]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">REVERSE OF REGISTERED SECURITY</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This Security is one of a duly authorized issue
of securities of the Issuer (herein called the &ldquo;Securities&rdquo;), issued and to be issued in one or more series under an Indenture
dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012 and as amended by the supplemental indenture dated May&nbsp;8,
2017 and the supplemental indenture dated May&nbsp;6, 2020 (herein called the &ldquo;Indenture&rdquo;, which term shall have the meaning
assigned to it in such instrument), among Rio Tinto Finance (USA) Limited, a corporation duly organized and existing under the laws of
the State of Victoria, Australia, Rio Tinto Finance (USA) plc, a public limited company duly incorporated and existing under the laws
of England and Wales, Rio Tinto Finance (USA) Inc., a corporation incorporated under the laws of the State of Delaware, Rio Tinto plc,
a public limited company duly organized and existing under the laws of England and Wales, Rio Tinto Limited, a corporation duly organized
and existing under the laws of the State of Victoria, Australia (Rio Tinto plc and Rio Tinto Limited each being referred to herein as
a &ldquo;Guarantor&rdquo;, which term includes any Successor Persons under the Indenture referred to herein and, together, the &ldquo;Guarantors&rdquo;)
and The Bank of New York Mellon, as Trustee (herein called the &ldquo;Trustee&rdquo;, which term includes any successor trustee under
the Indenture), and reference is hereby made to the Indenture and all indentures supplemental thereto for a statement of the respective
rights, limitations of rights, duties and immunities thereunder of the Issuer, the Guarantors, the Trustee and the Holders of the Securities
and of the terms upon which the Securities are, and are to be, authenticated and delivered. This Security is one of the series designated
on the face hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities may be redeemed at the option of
the Issuer or any of the Guarantors in whole, but not in part, at any time at the Redemption Price equal to the principal amount thereof
plus accrued interest to the date fixed for redemption if the Issuer or a Guarantor determines that if, as a result of any change in
or amendment to the laws or any regulations or rulings promulgated thereunder of the jurisdiction (or of any political subdivision or
taxing authority thereof or therein) in which the Issuer or any of the Guarantors is incorporated or any change in the official application
or interpretation of such laws, regulations or rulings, or any change in the official application or interpretation of, or any execution
of or amendment to, any treaty or treaties affecting taxation to which such jurisdiction (or such political subdivision or taxing authority)
is a party, which change, execution or amendment becomes effective on or after March&nbsp;11, 2025, (i)&nbsp;the Issuer or any of the
Guarantors is or would be required to pay additional amounts of interest with respect to the Securities or Guarantees on the next succeeding
Interest Payment Date as set forth in the Guarantee endorsed hereon (or in a supplemental indenture) or (ii)&nbsp;any Guarantor or any
Subsidiary of any Guarantor is or would be required to deduct or withhold tax on any payment to the Issuer to enable the Issuer to make
any payment of principal or interest in respect of the Securities and, in each case, the payment of such additional amounts in the case
of (i)&nbsp;above or such deduction or withholding in the case of (ii)&nbsp;above cannot be avoided by the use of any reasonable measures
available to the Issuer, any relevant Guarantor or Subsidiary.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities may also be redeemed in whole,
but not in part, upon not less than 10 nor more than 60 days&rsquo; notice given as provided in the Indenture at any time at a Redemption
Price equal to the principal amount thereof plus accrued interest to the date fixed for redemption if the Person formed by a consolidation
of any of the Guarantors or into which any of the Guarantors is merged or to which any of the Guarantors conveys, transfers or leases
its properties and assets substantially as an entirety is required to pay a Holder additional amounts in respect of any tax, assessment
or governmental charge imposed on any such Holder or required to be withheld or deducted from any payment to such Holder as a consequence
of such consolidation, merger, conveyance transfer or lease.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Notice of redemption will be given by mail to
Holders of Securities, not less than 10 nor more than 60 days prior to the date fixed for redemption, all as provided in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">In the event of redemption of this Security in
part only, a new Security or Securities of this series and of like tenor for the unredeemed portion hereof will be issued in the name
of the Holder hereof upon the cancellation hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture contains provisions for defeasance
at any time of the entire indebtedness of this Security or certain restrictive covenants and Events of Default with respect to this Security,
in each case upon compliance with certain conditions set forth in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">If an Event of Default with respect to Securities
of this series shall occur and be continuing, the principal of the Securities of this series may be declared due and payable in the manner
and with the effect provided in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture permits, with certain exceptions
as therein provided, the amendment thereof and the modification of the rights and obligations of the Issuer and the Guarantors and the
rights of the Holders of the Securities of each series to be affected under the Indenture at any time by the Issuer, the Guarantors and
the Trustee with the consent of the Holders of a majority in principal amount of the Securities at the time Outstanding of each series
to be affected. The Indenture also contains provisions permitting the Holders of specified percentages in principal amount of the Securities
of each series at the time Outstanding, on behalf of the Holders of all Securities of such series, to waive compliance by the Issuer
or the Guarantors with certain provisions of the Indenture and certain past defaults under the Indenture and their consequences. Any
such consent or waiver by the Holder of this Security shall be conclusive and binding upon such Holder and upon all future Holders of
this Security and of any Security issued upon the registration of transfer hereof or in exchange herefor or in lieu hereof, whether or
not notation of such consent or waiver is made upon this Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">As provided in and subject to the provisions of
the Indenture, no Holder of any Security of this series will have the right to institute any proceeding with respect to the Indenture,
the Guarantee endorsed hereon, this Security or for the appointment of a receiver or trustee or for any other remedy thereunder, unless
such Holder shall have previously given the Trustee written notice of a continuing Event of Default with respect to the Securities of
this series, the Holders of not less than 25% in principal amount of the Securities of this series at the time Outstanding shall have
made written request to the Trustee to institute proceedings in respect of such Event of Default as Trustee and offered the Trustee reasonable
indemnity, and the Trustee shall not have received from the Holders of a majority in principal amount of Securities of this series at
the time Outstanding a direction inconsistent with such request, and shall have failed to institute any such proceeding, for 60 days
after receipt of such notice, request and offer of indemnity. The foregoing shall not apply to any suit instituted by the Holder of this
Security for the enforcement of any payment of principal hereof or any premium or interest hereon on or after the respective due dates
expressed herein.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No reference herein to the Indenture and no provision
of this Security or of the Indenture shall alter or impair the obligation of the Issuer, which is absolute and unconditional, to pay
the principal of and any premium and interest on this Security at the times, places and rate, and in the coin or currency, herein prescribed.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">As provided in the Indenture and subject to certain
limitations therein set forth, the transfer of this Security is registrable in the Security Register, upon surrender of this Security
for registration of transfer at the office or agency of the Issuer in any place where the principal of and any premium and interest on
this Security are payable, duly endorsed by, or accompanied by a written instrument of transfer in form satisfactory to the Issuer and
the Security Registrar duly executed by, the Holder hereof or his attorney duly authorized in writing, and thereupon one or more new
Securities of this series and of like tenor, of authorized denominations and for the same aggregate principal amount, will be issued
to the designated transferee or transferees.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities of this series are issuable only
in registered form without coupons in denominations of $2,000 and any integral multiple of $1,000 in excess thereof. As provided in the
Indenture and subject to certain limitations therein set forth, Securities of this series are exchangeable for a like aggregate principal
amount of Securities of this series and of like tenor of a different authorized denomination, as requested by the Holder surrendering
the same.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No service charge shall be made for any such registration
of transfer or exchange, but the Issuer may require payment of a sum sufficient to cover any tax or other governmental charge payable
in connection therewith.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Prior to due presentment of this Security for
registration of transfer or exchange, the Issuer, the Guarantors, the Trustee and any agent of the Issuer, the Guarantors or the Trustee
may treat the Person in whose name this Security is registered as the owner hereof for all purposes, whether or not this Security be
overdue, and neither the Issuer, the Guarantors, the Trustee nor any such agent shall be affected by notice to the contrary.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture and this Security shall be governed
by and construed in accordance with the laws of the State of New York, without regard to principles of conflicts of laws.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Interest on this Security shall be computed on
the basis of a 360-day year of twelve 30-day months.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All terms used in this Security which are defined
in the Indenture shall have the meanings assigned to them in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">GUARANTEE</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Rio Tinto plc, a public limited company incorporated
under the laws of England and Wales, having its registered office at 6 St James&rsquo;s Square, London SW1Y 4AD, United Kingdom, and
Rio Tinto Limited (ABN 96 004 458 404), a corporation incorporated under the laws of the State of Victoria, Australia, having its principal
office at Level 43, 120 Collins Street, Melbourne, Victoria 3000, Australia (each being referred to herein as a &ldquo;Guarantor&rdquo;,
which term includes any successor Person under the Indenture referred to in the Security upon which this Guarantee is endorsed, and together,
the &ldquo;Guarantors&rdquo;), for value received hereby unconditionally guarantee to the Holder of the Security upon which this Guarantee
is endorsed and to the Trustee on behalf of each such Holder the due and punctual payment of the principal of, premium, if any, and interest
on such Security (including any additional amounts payable pursuant to Section&nbsp;1004 of the Indenture in respect thereof) and the
due and punctual payment of the sinking fund or analogous payments referred to therein, if any, when and as the same shall become due
and payable (subject to any period of grace provided with respect thereto), whether at the Stated Maturity, by declaration of acceleration,
call for redemption or otherwise, according to the terms thereof and of the Indenture referred to therein and any other payment of interest
under the Indenture. In the case of the failure of Rio Tinto Finance (USA) plc, a public limited company duly incorporated and existing
under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;, which term includes any successor Person under such Indenture),
punctually to make any such payment of principal, premium, if any, or interest or any sinking fund or analogous payment, the Guarantors
hereby, jointly and severally, agree to cause any such payment to be made punctually when and as the same shall become due and payable,
whether at the Stated Maturity or by declaration of acceleration, call for redemption or otherwise, and as if such payment were made
by the Issuer. The obligations of the Guarantors under this Guarantee shall be joint and several.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors hereby further agrees,
subject to the limitations and exceptions set forth below, that if any deduction or withholding for any present or future taxes, assessments
or other governmental charges of the jurisdiction (or any political subdivision or taxing authority thereof or therein) in which such
Guarantor is incorporated shall at any time be required by such jurisdiction (or any such political subdivision or taxing authority)
in respect of any amount to be paid by such Guarantor under this Guarantee or a Security, then such Guarantor will pay to the Holder
of a Security such additional amounts as may be necessary in order that the net amounts paid to the Holder of such Security who, with
respect to any such tax, assessment, or other governmental charge, is not resident in such jurisdiction, after such deduction or withholding,
shall be not less than the amounts specified in such Security to which such Holder is entitled; provided however, that such Guarantor
shall not be required to make any payment of additional amounts (i)&nbsp;if the Holder is a United States Person, for or on account of
any such tax, assessment or other governmental charge imposed by the United States or any political subdivisions or taxing authority
thereof or therein, (ii)&nbsp;for or on account of:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(a)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge which would not have been imposed but for (i)&nbsp;the existence of any present or former
connection between such Holder (or between a fiduciary, settlor, beneficiary, member or shareholder of, or possessor of a power over,
such Holder, if such Holder is an estate, trust, partnership or corporation) and the taxing jurisdiction or any political subdivision
or territory or possession thereof or area subject to its jurisdiction, including, without limitation, such Holder (or such fiduciary,
settlor, beneficiary, member, shareholder or possessor) being or having been a citizen or resident thereof or being or having been present
or engaged in trade or business therein or having or having had a permanent establishment therein or (ii)&nbsp;the presentation of a
Security (where presentation is required) for payment on a date more than 30 days after the date on which such payment became due and
payable or the date on which payment thereof is duly provided for, whichever occurs later;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(b)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
estate, inheritance, gift, sale, transfer, personal property or similar tax, assessment or other governmental charge;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(c)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment, or other governmental charge which is payable otherwise than by withholding from payments of (or in respect of) principal
of, premium, if any, or interest on, the Securities;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(d)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge that is imposed or withheld by reason of the failure to comply by the Holder or the beneficial
owner of a Security with a request of the Issuer or the applicable Guarantor addressed to the Holder (i)&nbsp;to provide information
concerning the nationality, residence or identity of the Holder or such beneficial owner or (ii)&nbsp;to make any declaration or other
similar claim or satisfy any information or reporting requirement, which, in the case of Clause (i)&nbsp;or (ii), is required or imposed
by a statute, treaty, regulation or administrative practice of the taxing jurisdiction as a precondition to exemption from all or part
of such tax, assessment or other governmental charge;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(e)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;in
the case of a payment made by Rio Tinto plc under the Guarantees, any tax, assessment or other governmental charge imposed as a result
of the Security being presented for payment in the United Kingdom unless presentment could not have been made elsewhere;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(f)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction required to be made with respect to a Security presented for payment by or on behalf of a Holder of such Security
who would have been able to avoid such withholding or deduction by presenting the relevant Security to another Paying Agent;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(g)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction for which a determination is made by the Australian Commissioner of Taxation that the withholding or deduction
is payable because the Holder has participated in a scheme to avoid withholding tax provided that neither the Issuer nor any Guarantor
participated in or was a party to such scheme; or</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(h)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
combination of items (a), (b), (c), (d), (e), (f)&nbsp;or (g);</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">nor shall additional amounts be paid with respect
to any payment of the principal of, premium, if any or any interest on any Security to any Holder who is a fiduciary or partnership or
other than the sole beneficial owner of such payment to the extent such payment would be required by the laws of the jurisdiction (or
any political subdivision or taxing authority thereof or therein) to be included in the income for tax purposes of a beneficiary or settlor
with respect to such fiduciary or a member of such partnership or a beneficial owner who would not have been entitled to such additional
amounts had it been the Holder of the Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors hereby agrees that its
obligations hereunder shall be as if it were principal debtor and not merely surety, and shall be absolute and unconditional, irrespective
of, and shall be unaffected by, any invalidity, irregularity or unenforceability of such Security or such Indenture, any failure to enforce
the provisions of such Security or such Indenture, or any waiver, modification or indulgence granted to the Issuer with respect thereto,
by the Holder of such Security or the Trustee or any other circumstance which may otherwise constitute a legal or equitable discharge
of a surety or guarantor; provided however, that, notwithstanding the foregoing, no such waiver, modification or indulgence shall, without
the consent of each of the Guarantors, increase the principal amount of such Security, or increase the interest rate thereon, or increase
any premium payable upon redemption thereof, or alter the Stated Maturity thereof, or increase the principal amount of any Original Issue
Discount Security that would be due and payable upon a declaration of acceleration of the maturity thereof pursuant to Section&nbsp;502
of such Indenture. Each of the Guarantors hereby waives diligence, presentment, demand of payment, filing of claims with a court in the
event of a merger or bankruptcy of the Issuer, any right to require a proceeding first against the Issuer, protest or notice with respect
to such Security or the indebtedness evidenced thereby or with respect to any sinking fund or analogous payment require under such Security
and all demands whatsoever, and covenants that this Guarantee will not be discharged except by payment in full of the principal of, premium,
if any, and interest on such Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Notwithstanding anything to the contrary contained
herein, each of the Guarantors shall be entitled to withhold and deduct any amounts required to be deducted or withheld pursuant to an
agreement described in Section&nbsp;1471(b)&nbsp;of the Code, or otherwise imposed pursuant to Sections 1471 through 1474 of the Code
(or any regulations thereunder or official interpretations thereof) or an intergovernmental agreement between the United States and another
jurisdiction facilitating the implementation thereof (or any law implementing such an intergovernmental agreement) (any such withholding
or deduction, a &ldquo;FATCA Withholding&rdquo;), and the Guarantors shall not be required to pay any additional amounts in respect of
FATCA Withholding.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors shall be subrogated to
all rights of the Holder of such Security and the Trustee against the Issuer in respect of any amounts paid to such Holder by such Guarantor
pursuant to the provisions of this Guarantee, provided, however, that such Guarantor shall not be entitled to enforce, or to receive
any payments arising out of or based upon, such right of subrogation until the principal of, premium, if any, and interest on all Securities
of the same series issued under such Indenture shall have been paid in full.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No reference herein to such Indenture and no provision
of this Guarantee or of such Indenture shall alter or impair the guarantee of the Guarantors, which is absolute and unconditional, of
the due and punctual payment of the principal of, premium, if any, and interest on, and any sinking fund or analogous payments with respect
to, the Security upon which this Guarantee is endorsed.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This Guarantee shall not be valid or obligatory
for any purpose until the certificate of authentication of such Security shall have been manually executed by or on behalf of the Trustee
under such Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All terms used in this Guarantee which are defined
in such Indenture shall have the meanings assigned to them in such Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Guarantee shall be deemed to be a contract
made under the laws of the State of New York, and for all purposes shall be governed by and construed in accordance with the law of the
State of New York.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Executed and dated the date on the face hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">RIO TINTO PLC</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD STYLE="width: 50%">&nbsp;</TD>
<TD STYLE="width: 3%; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
<TD STYLE="border-bottom: Black 1pt solid; width: 47%; font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Name:</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Title:</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">RIO TINTO LIMITED</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD STYLE="font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
<TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Name:</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Title:</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Guarantee]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0">&nbsp;</P>

</BODY>
</HTML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.6
<SEQUENCE>4
<FILENAME>tm256940d7_ex1-6.htm
<DESCRIPTION>EXHIBIT 1.6
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt"><B>Exhibit&nbsp;1.6</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt"><B>EXHIBIT&nbsp;C3
 &ndash; [TRANCHE 3 NOTES]</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">RIO TINTO FINANCE
(USA) PLC</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>OFFICERS&rsquo;</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>CERTIFICATE</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><U>Officer&rsquo;s
Certificate pursuant to Section&nbsp;301 of the Indenture</U></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>$1,750,000,000
4.875% Notes due 2030</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">The undersigned, duly authorized by
Rio Tinto Finance (USA) plc (the &ldquo;<B>Company</B>&rdquo;), pursuant to Section&nbsp;301 of the indenture dated as of July&nbsp;2,
2001, which was amended and restated on March&nbsp;16, 2012 and amended by the first supplemental indenture dated as of May&nbsp;8, 2017
and the second supplemental indenture dated as of May&nbsp;6, 2020 (the &ldquo;<B>Indenture</B>&rdquo;), among the Company, Rio Tinto
Finance (USA) Limited, Rio Tinto Finance (USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (the &ldquo;<B>Trustee</B>&rdquo;)
and pursuant to a resolution duly adopted by the Board of Directors of the Company on March&nbsp;4, 2025 delegating authority to the
undersigned, HEREBY APPROVES AND CONFIRMS the following such terms:</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt"><FONT STYLE="font-size: 10pt"><B>Notes</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt">&nbsp;<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
<TR STYLE="font-size: 10pt; vertical-align: bottom"><TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">$1,750,000,000
    4.875% Notes due 2030</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; width: 31%; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Principal
    Amount:</FONT></TD>
    <TD STYLE="font-size: 10pt; width: 69%; text-align: left">$1,750,000,000&nbsp;&nbsp;&nbsp;</TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Maturity:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">March 14,
    2030</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Issue
    Price:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left">99.982%</TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Interest
    Rate:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">4.875% per
    year</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Interest
    Payment Dates:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Semi-annually
    on March 14 and September 14 of each year, commencing on September 14, 2025</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Issue
    Date:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">March 14,
    2025</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Record
    Dates:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The close
    of business on the fifteenth calendar day preceding each Interest Payment Date, whether or not such day is a Business Day.</FONT></TD></TR>
</TABLE>

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<P STYLE="font-size: 10pt; margin: 0"></P>

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<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Optional
    Redemption:</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The
    Company or either of Rio Tinto plc or Rio Tinto Limited may redeem the Notes, in whole or in part, at its or their option at any
    time. Upon redemption, we will pay a redemption price equal to (i) if such redemption occurs prior to the February 14, 2030 (&ldquo;2030
    Notes Par Call Date&rdquo;), the greater of (x) 100% of the principal amount of the Notes to be redeemed and (y) as certified to
    the trustee by us or Rio Tinto, the sum of the present values of the remaining scheduled payments discounted to the date of redemption
    on a semi-annual basis (assuming a 360-day year consisting of twelve 30-day months) at the Treasury Rate plus a spread of 15 basis
    points less interest accrued at the date of redemption or (ii) if such redemption occurs on or after the 2030 Notes Par Call Date,
    100% of the principal amount of the Notes to be redeemed, together, in either case, with accrued interest on the principal amount
    of the Notes to be redeemed to the date of redemption.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&ldquo;Treasury
    Rate&rdquo; means, with respect to any redemption date, the yield determined in accordance with the following:</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The
    Treasury Rate shall be determined by the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent of
    the Company or either of Rio Tinto plc or Rio Tinto Limited after 4:15 p.m., (New York City time) (or after such time as yields on
    U.S. government securities are posted daily by the Board of Governors of the Federal Reserve System), on the third business day preceding
    the redemption date based upon the yield or yields for the most recent day that appear after such time on such day in the most recent
    statistical release published by the Board of Governors of the Federal Reserve System designated as &ldquo;Selected Interest Rates
    (Daily) - H.15&rdquo; (or any successor designation or publication) (&ldquo;H.15&rdquo;) under the caption &ldquo;U.S. government
    securities&ndash;Treasury constant maturities&ndash;Nominal&rdquo; (or any successor caption or heading) (&ldquo;H.15 TCM&rdquo;).
    In determining the Treasury Rate, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall
    select, as applicable:</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left; width: 3%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(1)</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 66%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">the
    yield for the Treasury constant maturity on H.15 exactly equal to the period from the redemption date to the 2030 Notes Par Call
    Date (the &ldquo;Remaining Life&rdquo;); or</FONT></TD></TR>
</TABLE>

<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font-size: 10pt; margin: 0"></P>

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<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left; width: 3%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(2)
    </FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 66%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">if
    there is no such Treasury constant maturity on H.15 exactly equal to the Remaining Life, the two yields &ndash; one yield corresponding
    to the Treasury constant maturity on H.15 immediately shorter than and one yield corresponding to the Treasury constant maturity
    on H.15 immediately longer than the Remaining Life &ndash; and shall interpolate to the 2030 Notes Par Call Date on a straight-line
    basis (using the actual number of days) using such yields and rounding the result to three decimal places; or</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(3)</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">if there
    is no such Treasury constant maturity on H.15 shorter than or longer than the Remaining Life, the yield for the single Treasury constant
    maturity on H.15 closest to the Remaining Life.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">For
    purposes of the foregoing, the applicable Treasury constant maturity or maturities on H.15 shall be deemed to have a maturity date
    equal to the relevant number of months or years, as applicable, of such Treasury constant maturity from the redemption date.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">If
    on the third business day preceding the redemption date H.15 TCM is no longer published, the Company or either of Rio Tinto plc or
    Rio Tinto Limited or any other designated agent shall calculate the Treasury Rate based on the rate per annum equal to the semi-annual
    equivalent yield to maturity at 11:00 a.m.(New York City time), on the second business day preceding such redemption date of the
    United States Treasury security maturing on, or with a maturity that is closest to, the 2030 Notes Par Call Date, as applicable.
    If there is no United States Treasury security maturing on the 2030 Notes Par Call Date but there are two or more United States Treasury
    securities with a maturity date equally distant from the 2030 Notes Par Call Date, one with a maturity date preceding the 2030 Notes
    Par Call Date and one with a maturity date following the 2030 Notes Par Call Date, the Company or either of Rio Tinto plc or Rio
    Tinto Limited or any other designated agent shall select the United States Treasury security with a maturity date preceding the 2030
    Notes Par Call Date. If there are two or more United States Treasury securities maturing on the 2030 Notes Par Call Date or two or
    more United States Treasury securities meeting the criteria of the preceding sentence, the Company or either of Rio Tinto plc or
    Rio Tinto Limited or any other designated agent shall select from among these two or more United States Treasury securities the United
    States Treasury security that is trading closest to par based upon the average of the bid and asked prices for such United States
    Treasury securities at 11:00 a.m.(New York City time). In determining the Treasury Rate in accordance with the terms of this paragraph,
    the semi-annual yield to maturity of the applicable United States Treasury security shall be based upon the average of the bid and
    asked prices (expressed as a percentage of principal amount) at 11:00 a.m.(New York City time), of such United States Treasury security,
    and rounded to three decimal places.</FONT></TD></TR>
</TABLE>

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<P STYLE="font-size: 10pt; margin: 0"></P>

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<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Our
    actions and determinations in determining the redemption price shall be conclusive and binding for all purposes, absent manifest
    error.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Notice of
    any redemption will be mailed or electronically delivered (or otherwise transmitted in accordance with the depositary&rsquo;s procedures)
    at least 10 days but not more than 60 days before the redemption date to each holder of Notes to be redeemed.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">In the case
    of a partial redemption, selection of the Notes for redemption will be made pro rata, by lot or by such other method as the Trustee
    in its sole discretion deems appropriate and fair. No Notes of a principal amount of $2,000 or less will be redeemed in part. If
    any of the Notes are to be redeemed in part only, the notice of redemption that relates to the Notes will state the portion of the
    principal amount of the Notes to be redeemed. A new note in a principal amount equal to the unredeemed portion of the Notes will
    be issued in the name of the holder of the Notes upon surrender for cancellation of the original Notes. For so long as the notes
    are held by DTC (or another depositary), the redemption of the Notes shall be done in accordance with the policies and procedures
    of the depositary.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Unless the
    Company or either of Rio Tinto plc or Rio Tinto Limited defaults in payment of the redemption price, on and after the redemption
    date interest will cease to accrue on the Notes or portions thereof called for redemption.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Guarantees</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Notes
    will be fully and unconditionally guaranteed on an unsubordinated basis by each of Rio Tinto plc and Rio Tinto Limited as to principal,
    interest and premium when and as any such payments become due and payable, whether at maturity, upon redemption or declaration of
    acceleration, or otherwise.</FONT></TD></TR>
</TABLE>

<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font-size: 10pt; margin: 0"></P>

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<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Form&nbsp;of
    Notes:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The
    Notes will be issued in registered form and will be represented by Global Securities, which will be executed and delivered in substantially
    the form attached hereto as <U>Exhibit A</U>. The Notes will be registered in the name of a nominee of The Depository Trust Company
    and deposited with The Bank of New York Mellon, as depositary.</FONT></TD></TR>
</TABLE>

<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Place
    of Payment, Paying Agent:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The
    Bank of New York Mellon</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">240 Greenwich
    Street, Floor 7E,</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">New York,
    NY 10286</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">United States
    of America</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Attention:
    Global Corporate Trust</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Notices
    and Demands to Company:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rio Tinto
    Finance (USA) plc</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">6 St. James&rsquo;s
    Square</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">London SW1Y
    4AD</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">United Kingdom</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">or</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Cheree Finan</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rio Tinto
    Services Inc.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">80 State
    Street</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Albany, NY
    12207-2543,</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">United States</FONT></TD></TR>
</TABLE>

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<P STYLE="font-size: 10pt; margin: 0"></P>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Payment
    of Additional Amounts:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">All
    payments of principal, premium (if any) and interest in respect of the Notes or the Guarantees will be made free and clear of, and
    without withholding or deduction for, any taxes, assessments, duties or governmental charges imposed, levied or collected by any
    jurisdiction in which the Company, Rio Tinto plc or Rio Tinto Limited, as the case may be, or any successor entity, are organized
    (or any political subdivision or taxing authority of or in that jurisdiction having power to tax). If withholding or deduction is
    required by law, the Company, Rio Tinto plc or Rio Tinto Limited, as the case may be, must, subject to certain exceptions, pay to
    each holder of the Notes additional amounts as may be necessary in order that every net payment of principal of (and premium, if
    any, on) and interest on the Notes after deduction or other withholding for or on account of any present or future tax, assessment,
    duty or other governmental charge, will not be less than the amount that would have been payable on the Notes in the absence of such
    deduction or withholding.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Optional
    Tax Redemption:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Notes
    may be redeemed at the option of the Company or either of Rio Tinto plc or Rio Tinto Limited upon the occurrence of certain tax events
    in accordance with the redemption provisions set out in the forms of the Note attached hereto as <U>Exhibit A</U>.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Further
    Issues:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Company
    may from time to time without the consent of the holders of the Notes create and issue further notes having the same terms and conditions
    as the notes so that the further issue is consolidated and forms a single series with such notes, provided that such further issue
    constitutes a &ldquo;qualified reopening&rdquo; for U.S. federal income tax purposes or such further notes are issued with not more
    than a de minimis amount of original issue discount for U.S. federal income tax purposes.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Other
    Terms:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The other
    terms of the Notes shall be substantially as set forth in the Indenture and the Prospectus Supplement dated March 13, 2025 relating
    to the Notes and the forms of the Note attached hereto as Exhibit A.</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

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of this page&nbsp;intentionally left blank]</I></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B><U>EXHIBIT&nbsp;A</U></B></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Dated: March&nbsp;14, 2025</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 50%"><FONT STYLE="font-size: 10pt">/s/
    Maurita Sutedja</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Name: Maurita Sutedja</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Title: &nbsp;&nbsp;Group Treasurer</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Rio Tinto Finance
(USA) plc signature page&nbsp;to Officer&rsquo;s Certificate pursuant to the Indenture]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">THIS SECURITY IS
A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. AS
THE NOMINEE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION (&ldquo;DTC&rdquo;). UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED
REPRESENTATIVE OF DTC TO RIO TINTO FINANCE (USA) PLC OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE, OR PAYMENT, AND ANY CERTIFICATE
ISSUED IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC
(AND ANY PAYMENT IS MADE TO CEDE&nbsp;&amp; CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY
TRANSFER, PLEDGE, OR OTHER USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF,
CEDE&nbsp;&amp; CO., HAS AN INTEREST HEREIN.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">RIO TINTO FINANCE
(USA) PLC</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">4.875% NOTE DUE
2030</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">PAYMENT OF PRINCIPAL,
PREMIUM,&nbsp;IF ANY, AND INTEREST GUARANTEED BY RIO TINTO PLC AND RIO TINTO LIMITED</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">No.&nbsp;00[1/2/3/4]</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">$[50/50/50/25]0,000,000</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">CUSIP: 76720A AS5</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">ISIN: US76720AAS50</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Rio Tinto Finance
(USA) plc, a public limited company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;,
which term includes any successor Person under the Indenture hereinafter referred to), for value received, hereby promises to pay to
Cede&nbsp;&amp; Co., or registered assigns, the principal sum of $500,000,000 on March&nbsp;14, 2030, and to pay interest thereon from
the date hereof or from the most recent Interest Payment Date to which interest has been paid or duly provided for, semi-annually in
arrears on March&nbsp;14 and September&nbsp;14 in each year, commencing on September&nbsp;14, 2025, at the rate of 4.875% per annum,
until the principal hereof is paid or made available for payment. The interest so payable, and punctually paid or duly provided for,
on any Interest Payment Date will, as provided in such Indenture, be paid to the Person in whose name this Security (or one or more Predecessor
Securities) is registered at the close of business on the Regular Record Date for such interest, which shall be the August&nbsp;30 or
February&nbsp;27 (whether or not a Business Day), as the case may be, next preceding such Interest Payment Date. Any such interest not
so punctually paid or duly provided for will forthwith cease to be payable to the Holder on such Regular Record Date and may either be
paid to the Person in whose name this Security (or one or more Predecessor Securities) is registered at the close of business on a Special
Record Date for the payment of such Defaulted Interest to be fixed by the Trustee, notice whereof shall be given to Holders of Securities
of this series not less than 10 days prior to such Special Record Date, or be paid at any time in any other lawful manner not inconsistent
with the requirements of any securities exchange on which the Securities of this series may be listed, and upon such notice as may be
required by such exchange, all as more fully provided in said Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Payment of the principal
of (and premium, if any) and interest on this Security will be made at the office or agency of the Issuer maintained for that purpose
in the Borough of Manhattan in the City of New York, or at such other agency as the Issuer may determine, in such coin or currency of
the United States of America as at the time of payment is legal tender for payment of public and private debts.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All payments of,
or in respect of, principal of and any premium and interest on this Security, shall be made without withholding or deduction for, or
on account of, any present or future taxes, duties, assessments or governmental charges of whatever nature imposed or levied by or on
behalf of the United Kingdom or any political subdivision or taxing authority thereof or therein, unless such taxes, duties, assessments
or governmental charges are required by the United Kingdom or any such subdivision or authority to be withheld or deducted. In that event,
the Issuer will pay such additional amounts (as described in Section&nbsp;1004 of the Indenture) as will result (after deduction of such
taxes, duties, assessments or governmental charges and any additional taxes, duties, assessments or governmental charges payable in respect
of such) in the payment to the Holder of this Security of the amounts to which such Holder would have been entitled had no such withholding
or deduction been required, subject to certain exceptions as set forth in Article&nbsp;Ten of the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Reference is hereby
made to the further provisions of this Security set forth on the reverse hereof, which further provisions shall for all purposes have
the same effect as if set forth at this place.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Unless the certificate
of authentication hereon has been executed by the Trustee referred to on the reverse hereof, directly or through an Authenticating Agent,
by manual or PDF or other electronic image scan signature of the Trustee created by an electronic platform (such as DocuSign) or by digital
signing (such as Adobe Sign) of an authorized signatory, this Security shall not be entitled to any benefit under the Indenture or be
valid or obligatory for any purpose.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">IN WITNESS WHEREOF,
the Issuer has caused this instrument to be duly executed manually or in facsimile.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Each attorney executing this Agreement
states that he/she has no notice of revocation or suspension of his/her power of attorney.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 50%"><FONT STYLE="font-size: 10pt">Signed for Rio Tinto Finance (USA)
    plc by its attorney:</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-top: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Attorney Signature</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-top: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Print Name</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>(See reverse
for additional terms)</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Global Note]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>CERTIFICATE OF
AUTHENTICATION</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This is one of the
Securities of the series designated therein referred to in the within-mentioned Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Dated: _____________, 2025</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right; text-indent: 0.25in"><FONT STYLE="font-size: 10pt">THE
BANK OF NEW YORK MELLON,</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right"><FONT STYLE="font-size: 10pt"><I>as Trustee</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-bottom: 1pt; width: 3%"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 47%"><FONT STYLE="font-size: 10pt">&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: italic 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: italic 10pt Times New Roman, Times, Serif; text-align: right"><FONT STYLE="font-size: 10pt">Authorized
    Officer</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Global Note Certificate of Authentication]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">REVERSE OF REGISTERED
SECURITY</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This Security is
one of a duly authorized issue of securities of the Issuer (herein called the &ldquo;Securities&rdquo;), issued and to be issued in one
or more series under an Indenture dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012 and as amended by
the supplemental indenture dated May&nbsp;8, 2017 and the supplemental indenture dated May&nbsp;6, 2020 (herein called the &ldquo;Indenture&rdquo;,
which term shall have the meaning assigned to it in such instrument), among Rio Tinto Finance (USA) Limited, a corporation duly organized
and existing under the laws of the State of Victoria, Australia, Rio Tinto Finance (USA) plc, a public limited company duly incorporated
and existing under the laws of England and Wales, Rio Tinto Finance (USA) Inc., a corporation incorporated under the laws of the State
of Delaware, Rio Tinto plc, a public limited company duly organized and existing under the laws of England and Wales, Rio Tinto Limited,
a corporation duly organized and existing under the laws of the State of Victoria, Australia (Rio Tinto plc and Rio Tinto Limited each
being referred to herein as a &ldquo;Guarantor&rdquo;, which term includes any Successor Persons under the Indenture referred to herein
and, together, the &ldquo;Guarantors&rdquo;) and The Bank of New York Mellon, as Trustee (herein called the &ldquo;Trustee&rdquo;, which
term includes any successor trustee under the Indenture), and reference is hereby made to the Indenture and all indentures supplemental
thereto for a statement of the respective rights, limitations of rights, duties and immunities thereunder of the Issuer, the Guarantors,
the Trustee and the Holders of the Securities and of the terms upon which the Securities are, and are to be, authenticated and delivered.
This Security is one of the series designated on the face hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities may
be redeemed at the option of the Issuer or any of the Guarantors in whole, but not in part, at any time at the Redemption Price equal
to the principal amount thereof plus accrued interest to the date fixed for redemption if the Issuer or a Guarantor determines that if,
as a result of any change in or amendment to the laws or any regulations or rulings promulgated thereunder of the jurisdiction (or of
any political subdivision or taxing authority thereof or therein) in which the Issuer or any of the Guarantors is incorporated or any
change in the official application or interpretation of such laws, regulations or rulings, or any change in the official application
or interpretation of, or any execution of or amendment to, any treaty or treaties affecting taxation to which such jurisdiction (or such
political subdivision or taxing authority) is a party, which change, execution or amendment becomes effective on or after March&nbsp;11,
2025, (i)&nbsp;the Issuer or any of the Guarantors is or would be required to pay additional amounts of interest with respect to the
Securities or Guarantees on the next succeeding Interest Payment Date as set forth in the Guarantee endorsed hereon (or in a supplemental
indenture) or (ii)&nbsp;any Guarantor or any Subsidiary of any Guarantor is or would be required to deduct or withhold tax on any payment
to the Issuer to enable the Issuer to make any payment of principal or interest in respect of the Securities and, in each case, the payment
of such additional amounts in the case of (i)&nbsp;above or such deduction or withholding in the case of (ii)&nbsp;above cannot be avoided
by the use of any reasonable measures available to the Issuer, any relevant Guarantor or Subsidiary.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities may
also be redeemed in whole, but not in part, upon not less than 10 nor more than 60 days&rsquo; notice given as provided in the Indenture
at any time at a Redemption Price equal to the principal amount thereof plus accrued interest to the date fixed for redemption if the
Person formed by a consolidation of any of the Guarantors or into which any of the Guarantors is merged or to which any of the Guarantors
conveys, transfers or leases its properties and assets substantially as an entirety is required to pay a Holder additional amounts in
respect of any tax, assessment or governmental charge imposed on any such Holder or required to be withheld or deducted from any payment
to such Holder as a consequence of such consolidation, merger, conveyance transfer or lease.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Notice of redemption
will be given by mail to Holders of Securities, not less than 10 nor more than 60 days prior to the date fixed for redemption, all as
provided in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">In the event of
redemption of this Security in part only, a new Security or Securities of this series and of like tenor for the unredeemed portion hereof
will be issued in the name of the Holder hereof upon the cancellation hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture contains
provisions for defeasance at any time of the entire indebtedness of this Security or certain restrictive covenants and Events of Default
with respect to this Security, in each case upon compliance with certain conditions set forth in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">If an Event of Default
with respect to Securities of this series shall occur and be continuing, the principal of the Securities of this series may be declared
due and payable in the manner and with the effect provided in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture permits,
with certain exceptions as therein provided, the amendment thereof and the modification of the rights and obligations of the Issuer and
the Guarantors and the rights of the Holders of the Securities of each series to be affected under the Indenture at any time by the Issuer,
the Guarantors and the Trustee with the consent of the Holders of a majority in principal amount of the Securities at the time Outstanding
of each series to be affected. The Indenture also contains provisions permitting the Holders of specified percentages in principal amount
of the Securities of each series at the time Outstanding, on behalf of the Holders of all Securities of such series, to waive compliance
by the Issuer or the Guarantors with certain provisions of the Indenture and certain past defaults under the Indenture and their consequences.
Any such consent or waiver by the Holder of this Security shall be conclusive and binding upon such Holder and upon all future Holders
of this Security and of any Security issued upon the registration of transfer hereof or in exchange herefor or in lieu hereof, whether
or not notation of such consent or waiver is made upon this Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">As provided in and
subject to the provisions of the Indenture, no Holder of any Security of this series will have the right to institute any proceeding
with respect to the Indenture, the Guarantee endorsed hereon, this Security or for the appointment of a receiver or trustee or for any
other remedy thereunder, unless such Holder shall have previously given the Trustee written notice of a continuing Event of Default with
respect to the Securities of this series, the Holders of not less than 25% in principal amount of the Securities of this series at the
time Outstanding shall have made written request to the Trustee to institute proceedings in respect of such Event of Default as Trustee
and offered the Trustee reasonable indemnity, and the Trustee shall not have received from the Holders of a majority in principal amount
of Securities of this series at the time Outstanding a direction inconsistent with such request, and shall have failed to institute any
such proceeding, for 60 days after receipt of such notice, request and offer of indemnity. The foregoing shall not apply to any suit
instituted by the Holder of this Security for the enforcement of any payment of principal hereof or any premium or interest hereon on
or after the respective due dates expressed herein.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No reference herein
to the Indenture and no provision of this Security or of the Indenture shall alter or impair the obligation of the Issuer, which is absolute
and unconditional, to pay the principal of and any premium and interest on this Security at the times, places and rate, and in the coin
or currency, herein prescribed.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">As provided in the
Indenture and subject to certain limitations therein set forth, the transfer of this Security is registrable in the Security Register,
upon surrender of this Security for registration of transfer at the office or agency of the Issuer in any place where the principal of
and any premium and interest on this Security are payable, duly endorsed by, or accompanied by a written instrument of transfer in form
satisfactory to the Issuer and the Security Registrar duly executed by, the Holder hereof or his attorney duly authorized in writing,
and thereupon one or more new Securities of this series and of like tenor, of authorized denominations and for the same aggregate principal
amount, will be issued to the designated transferee or transferees.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities of
this series are issuable only in registered form without coupons in denominations of $2,000 and any integral multiple of $1,000 in excess
thereof. As provided in the Indenture and subject to certain limitations therein set forth, Securities of this series are exchangeable
for a like aggregate principal amount of Securities of this series and of like tenor of a different authorized denomination, as requested
by the Holder surrendering the same.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No service charge
shall be made for any such registration of transfer or exchange, but the Issuer may require payment of a sum sufficient to cover any
tax or other governmental charge payable in connection therewith.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Prior to due presentment
of this Security for registration of transfer or exchange, the Issuer, the Guarantors, the Trustee and any agent of the Issuer, the Guarantors
or the Trustee may treat the Person in whose name this Security is registered as the owner hereof for all purposes, whether or not this
Security be overdue, and neither the Issuer, the Guarantors, the Trustee nor any such agent shall be affected by notice to the contrary.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture and
this Security shall be governed by and construed in accordance with the laws of the State of New York, without regard to principles of
conflicts of laws.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Interest on this
Security shall be computed on the basis of a 360-day year of twelve 30-day months.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All terms used in
this Security which are defined in the Indenture shall have the meanings assigned to them in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><FONT STYLE="font-size: 10pt">GUARANTEE</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Rio Tinto plc, a
public limited company incorporated under the laws of England and Wales, having its registered office at 6 St James&rsquo;s Square, London
SW1Y 4AD, United Kingdom, and Rio Tinto Limited (ABN 96 004 458 404), a corporation incorporated under the laws of the State of Victoria,
Australia, having its principal office at Level 43, 120 Collins Street, Melbourne, Victoria 3000, Australia (each being referred to herein
as a &ldquo;Guarantor&rdquo;, which term includes any successor Person under the Indenture referred to in the Security upon which this
Guarantee is endorsed, and together, the &ldquo;Guarantors&rdquo;), for value received hereby unconditionally guarantee to the Holder
of the Security upon which this Guarantee is endorsed and to the Trustee on behalf of each such Holder the due and punctual payment of
the principal of, premium, if any, and interest on such Security (including any additional amounts payable pursuant to Section&nbsp;1004
of the Indenture in respect thereof) and the due and punctual payment of the sinking fund or analogous payments referred to therein,
if any, when and as the same shall become due and payable (subject to any period of grace provided with respect thereto), whether at
the Stated Maturity, by declaration of acceleration, call for redemption or otherwise, according to the terms thereof and of the Indenture
referred to therein and any other payment of interest under the Indenture. In the case of the failure of Rio Tinto Finance (USA) plc,
a public limited company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;,
which term includes any successor Person under such Indenture), punctually to make any such payment of principal, premium, if any, or
interest or any sinking fund or analogous payment, the Guarantors hereby, jointly and severally, agree to cause any such payment to be
made punctually when and as the same shall become due and payable, whether at the Stated Maturity or by declaration of acceleration,
call for redemption or otherwise, and as if such payment were made by the Issuer. The obligations of the Guarantors under this Guarantee
shall be joint and several.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
hereby further agrees, subject to the limitations and exceptions set forth below, that if any deduction or withholding for any present
or future taxes, assessments or other governmental charges of the jurisdiction (or any political subdivision or taxing authority thereof
or therein) in which such Guarantor is incorporated shall at any time be required by such jurisdiction (or any such political subdivision
or taxing authority) in respect of any amount to be paid by such Guarantor under this Guarantee or a Security, then such Guarantor will
pay to the Holder of a Security such additional amounts as may be necessary in order that the net amounts paid to the Holder of such
Security who, with respect to any such tax, assessment, or other governmental charge, is not resident in such jurisdiction, after such
deduction or withholding, shall be not less than the amounts specified in such Security to which such Holder is entitled; provided however,
that such Guarantor shall not be required to make any payment of additional amounts (i)&nbsp;if the Holder is a United States Person,
for or on account of any such tax, assessment or other governmental charge imposed by the United States or any political subdivisions
or taxing authority thereof or therein, (ii)&nbsp;for or on account of:</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(a)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge which would not have been imposed but for (i)&nbsp;the existence of any present or former
connection between such Holder (or between a fiduciary, settlor, beneficiary, member or shareholder of, or possessor of a power over,
such Holder, if such Holder is an estate, trust, partnership or corporation) and the taxing jurisdiction or any political subdivision
or territory or possession thereof or area subject to its jurisdiction, including, without limitation, such Holder (or such fiduciary,
settlor, beneficiary, member, shareholder or possessor) being or having been a citizen or resident thereof or being or having been present
or engaged in trade or business therein or having or having had a permanent establishment therein or (ii)&nbsp;the presentation of a
Security (where presentation is required) for payment on a date more than 30 days after the date on which such payment became due and
payable or the date on which payment thereof is duly provided for, whichever occurs later;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(b)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
estate, inheritance, gift, sale, transfer, personal property or similar tax, assessment or other governmental charge;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(c)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment, or other governmental charge which is payable otherwise than by withholding from payments of (or in respect of) principal
of, premium, if any, or interest on, the Securities;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(d)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge that is imposed or withheld by reason of the failure to comply by the Holder or the beneficial
owner of a Security with a request of the Issuer or the applicable Guarantor addressed to the Holder (i)&nbsp;to provide information
concerning the nationality, residence or identity of the Holder or such beneficial owner or (ii)&nbsp;to make any declaration or other
similar claim or satisfy any information or reporting requirement, which, in the case of Clause (i)&nbsp;or (ii), is required or imposed
by a statute, treaty, regulation or administrative practice of the taxing jurisdiction as a precondition to exemption from all or part
of such tax, assessment or other governmental charge;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(e)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;in
the case of a payment made by Rio Tinto plc under the Guarantees, any tax, assessment or other governmental charge imposed as a result
of the Security being presented for payment in the United Kingdom unless presentment could not have been made elsewhere;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(f)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction required to be made with respect to a Security presented for payment by or on behalf of a Holder of such Security
who would have been able to avoid such withholding or deduction by presenting the relevant Security to another Paying Agent;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(g)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction for which a determination is made by the Australian Commissioner of Taxation that the withholding or deduction
is payable because the Holder has participated in a scheme to avoid withholding tax provided that neither the Issuer nor any Guarantor
participated in or was a party to such scheme; or</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(h)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
combination of items (a), (b), (c), (d), (e), (f)&nbsp;or (g);</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">nor shall additional
amounts be paid with respect to any payment of the principal of, premium, if any or any interest on any Security to any Holder who is
a fiduciary or partnership or other than the sole beneficial owner of such payment to the extent such payment would be required by the
laws of the jurisdiction (or any political subdivision or taxing authority thereof or therein) to be included in the income for tax purposes
of a beneficiary or settlor with respect to such fiduciary or a member of such partnership or a beneficial owner who would not have been
entitled to such additional amounts had it been the Holder of the Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
hereby agrees that its obligations hereunder shall be as if it were principal debtor and not merely surety, and shall be absolute and
unconditional, irrespective of, and shall be unaffected by, any invalidity, irregularity or unenforceability of such Security or such
Indenture, any failure to enforce the provisions of such Security or such Indenture, or any waiver, modification or indulgence granted
to the Issuer with respect thereto, by the Holder of such Security or the Trustee or any other circumstance which may otherwise constitute
a legal or equitable discharge of a surety or guarantor; provided however, that, notwithstanding the foregoing, no such waiver, modification
or indulgence shall, without the consent of each of the Guarantors, increase the principal amount of such Security, or increase the interest
rate thereon, or increase any premium payable upon redemption thereof, or alter the Stated Maturity thereof, or increase the principal
amount of any Original Issue Discount Security that would be due and payable upon a declaration of acceleration of the maturity thereof
pursuant to Section&nbsp;502 of such Indenture. Each of the Guarantors hereby waives diligence, presentment, demand of payment, filing
of claims with a court in the event of a merger or bankruptcy of the Issuer, any right to require a proceeding first against the Issuer,
protest or notice with respect to such Security or the indebtedness evidenced thereby or with respect to any sinking fund or analogous
payment require under such Security and all demands whatsoever, and covenants that this Guarantee will not be discharged except by payment
in full of the principal of, premium, if any, and interest on such Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Notwithstanding
anything to the contrary contained herein, each of the Guarantors shall be entitled to withhold and deduct any amounts required to be
deducted or withheld pursuant to an agreement described in Section&nbsp;1471(b)&nbsp;of the Code, or otherwise imposed pursuant to Sections
1471 through 1474 of the Code (or any regulations thereunder or official interpretations thereof) or an intergovernmental agreement between
the United States and another jurisdiction facilitating the implementation thereof (or any law implementing such an intergovernmental
agreement) (any such withholding or deduction, a &ldquo;FATCA Withholding&rdquo;), and the Guarantors shall not be required to pay any
additional amounts in respect of FATCA Withholding.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
shall be subrogated to all rights of the Holder of such Security and the Trustee against the Issuer in respect of any amounts paid to
such Holder by such Guarantor pursuant to the provisions of this Guarantee, provided, however, that such Guarantor shall not be entitled
to enforce, or to receive any payments arising out of or based upon, such right of subrogation until the principal of, premium, if any,
and interest on all Securities of the same series issued under such Indenture shall have been paid in full.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No reference herein
to such Indenture and no provision of this Guarantee or of such Indenture shall alter or impair the guarantee of the Guarantors, which
is absolute and unconditional, of the due and punctual payment of the principal of, premium, if any, and interest on, and any sinking
fund or analogous payments with respect to, the Security upon which this Guarantee is endorsed.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This Guarantee shall
not be valid or obligatory for any purpose until the certificate of authentication of such Security shall have been manually executed
by or on behalf of the Trustee under such Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All terms used in
this Guarantee which are defined in such Indenture shall have the meanings assigned to them in such Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Guarantee shall
be deemed to be a contract made under the laws of the State of New York, and for all purposes shall be governed by and construed in accordance
with the law of the State of New York.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Executed and dated
the date on the face hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">RIO TINTO PLC</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 5%"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 45%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD COLSPAN="3" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">RIO TINTO LIMITED</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  </TABLE><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Guarantee]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font-size: 10pt; margin: 0"></P>

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</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.7
<SEQUENCE>5
<FILENAME>tm256940d7_ex1-7.htm
<DESCRIPTION>EXHIBIT 1.7
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0pt"></P>

<P STYLE="font-size: 10pt; margin: 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt"><B>Exhibit&nbsp;1.7</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt"><B>EXHIBIT&nbsp;C4
 &ndash; [TRANCHE 4 NOTES]</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">RIO TINTO FINANCE
(USA) PLC</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>OFFICERS&rsquo;</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>CERTIFICATE</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><U>Officer&rsquo;s
Certificate pursuant to Section&nbsp;301 of the Indenture</U></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>$1,250,000,000
5.000% Notes due 2032</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">The undersigned, duly authorized by
Rio Tinto Finance (USA) plc (the &ldquo;<B>Company</B>&rdquo;), pursuant to Section&nbsp;301 of the indenture dated as of July&nbsp;2,
2001, which was amended and restated on March&nbsp;16, 2012 and amended by the first supplemental indenture dated as of May&nbsp;8, 2017
and the second supplemental indenture dated as of May&nbsp;6, 2020 (the &ldquo;<B>Indenture</B>&rdquo;), among the Company, Rio Tinto
Finance (USA) Limited, Rio Tinto Finance (USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (the &ldquo;<B>Trustee</B>&rdquo;)
and pursuant to a resolution duly adopted by the Board of Directors of the Company on March&nbsp;4, 2025 delegating authority to the
undersigned, HEREBY APPROVES AND CONFIRMS the following such terms:</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt"><FONT STYLE="font-size: 10pt"><B>Notes</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt">&nbsp;<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
<TR STYLE="font-size: 10pt; vertical-align: bottom"><TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">$1,250,000,000 5.000% Notes
    due 2032</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; width: 31%; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Principal
    Amount:</FONT></TD>
    <TD STYLE="font-size: 10pt; width: 69%; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">$1,250,000,000</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Maturity:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">March 14, 2032</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Issue
    Price:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">99.383%</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Interest
    Rate:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">5.000% per year</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Interest
    Payment Dates:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Semi-annually on March 14
    and September 14 of each year, commencing on September 14, 2025</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Issue
    Date:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">March 14, 2025</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Record
    Dates:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The close of business on the
    fifteenth calendar day preceding each Interest Payment Date, whether or not such day is a Business Day.</FONT></TD></TR>
</TABLE>

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<P STYLE="font-size: 10pt; margin: 0"></P>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Optional
    Redemption:</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Company or
    either of Rio Tinto plc or Rio Tinto Limited may redeem the Notes, in whole or in part, at its or their option at any time. Upon
    redemption, we will pay a redemption price equal to (i)if such redemption occurs prior to the January 14, 2032 (&ldquo;2032 Notes
    Par Call Date&rdquo;), the greater of (x)100% of the principal amount of the Notes to be redeemed and (y)as certified to the trustee
    by us or Rio Tinto, the sum of the present values of the remaining scheduled payments discounted to the date of redemption on a semi-annual
    basis (assuming a 360-day year consisting of twelve 30-day months) at the Treasury Rate plus a spread of 15 basis points less interest
    accrued at the date of redemption or (ii)if such redemption occurs on or after the 2032 Notes Par Call Date, 100% of the principal
    amount of the Notes to be redeemed, together, in either case, with accrued interest on the principal amount of the Notes to be redeemed
    to the date of redemption.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&ldquo;Treasury
    Rate&rdquo; means, with respect to any redemption date, the yield determined in accordance with the following:</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Treasury Rate
    shall be determined by the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent of the Company or
    either of Rio Tinto plc or Rio Tinto Limited after 4:15 p.m., (New York City time) (or after such time as yields on U.S. government
    securities are posted daily by the Board of Governors of the Federal Reserve System), on the third business day preceding the redemption
    date based upon the yield or yields for the most recent day that appear after such time on such day in the most recent statistical
    release published by the Board of Governors of the Federal Reserve System designated as &ldquo;Selected Interest Rates (Daily) -
    H.15&rdquo; (or any successor designation or publication) (&ldquo;H.15&rdquo;) under the caption &ldquo;U.S. government securities&ndash;Treasury
    constant maturities&ndash;Nominal&rdquo; (or any successor caption or heading) (&ldquo;H.15 TCM&rdquo;). In determining the Treasury
    Rate, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select, as applicable:</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left; width: 3%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(1)</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 66%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">the yield for
    the Treasury constant maturity on H.15 exactly equal to the period from the redemption date to the 2032 Notes Par Call Date (the
    &ldquo;Remaining Life&rdquo;); or</FONT></TD></TR>
</TABLE>

<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font-size: 10pt; margin: 0"></P>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left; width: 3%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(2)
    </FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 66%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">if there is no
    such Treasury constant maturity on H.15 exactly equal to the Remaining Life, the two yields &ndash; one yield corresponding to the
    Treasury constant maturity on H.15 immediately shorter than and one yield corresponding to the Treasury constant maturity on H.15
    immediately longer than the Remaining Life &ndash; and shall interpolate to the 2032 Notes Par Call Date on a straight-line basis
    (using the actual number of days) using such yields and rounding the result to three decimal places; or</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(3)</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">if there is no such Treasury
    constant maturity on H.15 shorter than or longer than the Remaining Life, the yield for the single Treasury constant maturity on
    H.15 closest to the Remaining Life.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; vertical-align: top; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">For purposes of
    the foregoing, the applicable Treasury constant maturity or maturities on H.15 shall be deemed to have a maturity date equal to the
    relevant number of months or years, as applicable, of such Treasury constant maturity from the redemption date.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">If on the third
    business day preceding the redemption date H.15 TCM is no longer published, the Company or either of Rio Tinto plc or Rio Tinto Limited
    or any other designated agent shall calculate the Treasury Rate based on the rate per annum equal to the semi-annual equivalent yield
    to maturity at 11:00 a.m.(New York City time), on the second business day preceding such redemption date of the United States Treasury
    security maturing on, or with a maturity that is closest to, the 2032 Notes Par Call Date, as applicable. If there is no United States
    Treasury security maturing on the 2032 Notes Par Call Date but there are two or more United States Treasury securities with a maturity
    date equally distant from the 2032 Notes Par Call Date, one with a maturity date preceding the 2032 Notes Par Call Date and one with
    a maturity date following the 2032 Notes Par Call Date, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other
    designated agent shall select the United States Treasury security with a maturity date preceding the 2032 Notes Par Call Date. If
    there are two or more United States Treasury securities maturing on the 2032 Notes Par Call Date or two or more United States Treasury
    securities meeting the criteria of the preceding sentence, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other
    designated agent shall select from among these two or more United States Treasury securities the United States Treasury security
    that is trading closest to par based upon the average of the bid and asked prices for such United States Treasury securities at 11:00
    a.m.(New York City time). In determining the Treasury Rate in accordance with the terms of this paragraph, the semi-annual yield
    to maturity of the applicable United States Treasury security shall be based upon the average of the bid and asked prices (expressed
    as a percentage of principal amount) at 11:00 a.m.(New York City time), of such United States Treasury security, and rounded to three
    decimal places.</FONT></TD></TR>
</TABLE>

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<P STYLE="font-size: 10pt; margin: 0"></P>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Our actions and
    determinations in determining the redemption price shall be conclusive and binding for all purposes, absent manifest error.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Notice of any redemption will
    be mailed or electronically delivered (or otherwise transmitted in accordance with the depositary&rsquo;s procedures) at least 10
    days but not more than 60 days before the redemption date to each holder of Notes to be redeemed.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">In the case of a partial redemption,
    selection of the Notes for redemption will be made pro rata, by lot or by such other method as the Trustee in its sole discretion
    deems appropriate and fair. No Notes of a principal amount of $2,000 or less will be redeemed in part. If any of the Notes are to
    be redeemed in part only, the notice of redemption that relates to the Notes will state the portion of the principal amount of the
    Notes to be redeemed. A new note in a principal amount equal to the unredeemed portion of the Notes will be issued in the name of
    the holder of the Notes upon surrender for cancellation of the original Notes. For so long as the notes are held by DTC (or another
    depositary), the redemption of the Notes shall be done in accordance with the policies and procedures of the depositary.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Unless the Company or either
    of Rio Tinto plc or Rio Tinto Limited defaults in payment of the redemption price, on and after the redemption date interest will
    cease to accrue on the Notes or portions thereof called for redemption.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Guarantees</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Notes will be fully and
    unconditionally guaranteed on an unsubordinated basis by each of Rio Tinto plc and Rio Tinto Limited as to principal, interest and
    premium when and as any such payments become due and payable, whether at maturity, upon redemption or declaration of acceleration,
    or otherwise.</FONT></TD></TR>
</TABLE>

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<P STYLE="font-size: 10pt; margin: 0"></P>

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<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Form&nbsp;of
    Notes:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The
    Notes will be issued in registered form and will be represented by Global Securities, which will be executed and delivered in substantially
    the form attached hereto as <U>Exhibit A</U>. The Notes will be registered in the name of a nominee of The Depository Trust Company
    and deposited with The Bank of New York Mellon, as depositary.</FONT></TD></TR>
</TABLE>

<P STYLE="font-size: 10pt; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Place
    of Payment, Paying Agent:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Bank of New
    York Mellon</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">240 Greenwich Street, Floor
    7E,</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">New York, NY 10286</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">United States of America</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Attention: Global Corporate
    Trust</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Notices
    and Demands to Company:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rio Tinto Finance (USA) plc</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">6 St. James&rsquo;s Square</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">London SW1Y 4AD</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">United Kingdom</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">or</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Cheree Finan</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rio Tinto Services Inc.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">80 State Street</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Albany, NY 12207-2543,</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">United States</FONT></TD></TR>
</TABLE>

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<P STYLE="font-size: 10pt; margin: 0"></P>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top; width: 31%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Payment
    of Additional Amounts:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left; width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">All payments of
    principal, premium (if any) and interest in respect of the Notes or the Guarantees will be made free and clear of, and without withholding
    or deduction for, any taxes, assessments, duties or governmental charges imposed, levied or collected by any jurisdiction in which
    the Company, Rio Tinto plc or Rio Tinto Limited, as the case may be, or any successor entity, are organized (or any political subdivision
    or taxing authority of or in that jurisdiction having power to tax). If withholding or deduction is required by law, the Company,
    Rio Tinto plc or Rio Tinto Limited, as the case may be, must, subject to certain exceptions, pay to each holder of the Notes additional
    amounts as may be necessary in order that every net payment of principal of (and premium, if any, on) and interest on the Notes after
    deduction or other withholding for or on account of any present or future tax, assessment, duty or other governmental charge, will
    not be less than the amount that would have been payable on the Notes in the absence of such deduction or withholding.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Optional
    Tax Redemption:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Notes
    may be redeemed at the option of the Company or either of Rio Tinto plc or Rio Tinto Limited upon the occurrence of certain tax events
    in accordance with the redemption provisions set out in the forms of the Note attached hereto as <U>Exhibit A</U>.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Further
    Issues:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Company may from time
    to time without the consent of the holders of the Notes create and issue further notes having the same terms and conditions as the
    notes so that the further issue is consolidated and forms a single series with such notes, provided that such further issue constitutes
    a &ldquo;qualified reopening&rdquo; for U.S. federal income tax purposes or such further notes are issued with not more than a de
    minimis amount of original issue discount for U.S. federal income tax purposes.</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; text-align: left; vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Other
    Terms:</FONT></TD>
    <TD STYLE="font-size: 10pt; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The other terms of the Notes
    shall be substantially as set forth in the Indenture and the Prospectus Supplement dated March 13, 2025 relating to the Notes and
    the forms of the Note attached hereto as Exhibit A.</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

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of this page&nbsp;intentionally left blank]</I></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B><U>EXHIBIT&nbsp;A</U></B></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Dated: March&nbsp;14, 2025</FONT></P>

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  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 50%"><FONT STYLE="font-size: 10pt">/s/
    Maurita Sutedja</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Name: Maurita Sutedja</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Title: &nbsp;&nbsp;Group Treasurer</FONT></TD></TR>
  </TABLE>


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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Rio Tinto Finance
(USA) plc signature page&nbsp;to Officer&rsquo;s Certificate pursuant to the Indenture]</I></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">THIS SECURITY IS
A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. AS
THE NOMINEE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION (&ldquo;DTC&rdquo;). UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED
REPRESENTATIVE OF DTC TO RIO TINTO FINANCE (USA) PLC OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE, OR PAYMENT, AND ANY CERTIFICATE
ISSUED IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC
(AND ANY PAYMENT IS MADE TO CEDE&nbsp;&amp; CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY
TRANSFER, PLEDGE, OR OTHER USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF,
CEDE&nbsp;&amp; CO., HAS AN INTEREST HEREIN.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">RIO TINTO FINANCE
(USA) PLC</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">5.000% NOTE DUE
2032</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">PAYMENT OF PRINCIPAL,
PREMIUM,&nbsp;IF ANY, AND INTEREST GUARANTEED BY RIO TINTO PLC AND RIO TINTO LIMITED</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">No.&nbsp;00[1/2/3]</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">$[50/50/25]0,000,000</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">CUSIP: 76720A AT3</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">ISIN: US76720AAT34</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Rio Tinto Finance
(USA) plc, a public limited company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;,
which term includes any successor Person under the Indenture hereinafter referred to), for value received, hereby promises to pay to
Cede&nbsp;&amp; Co., or registered assigns, the principal sum of $500,000,000 on March&nbsp;14, 2032, and to pay interest thereon from
the date hereof or from the most recent Interest Payment Date to which interest has been paid or duly provided for, semi-annually in
arrears on March&nbsp;14 and September&nbsp;14 in each year, commencing on September&nbsp;14, 2025, at the rate of 5.000% per annum,
until the principal hereof is paid or made available for payment. The interest so payable, and punctually paid or duly provided for,
on any Interest Payment Date will, as provided in such Indenture, be paid to the Person in whose name this Security (or one or more Predecessor
Securities) is registered at the close of business on the Regular Record Date for such interest, which shall be the August&nbsp;30 or
February&nbsp;27 (whether or not a Business Day), as the case may be, next preceding such Interest Payment Date. Any such interest not
so punctually paid or duly provided for will forthwith cease to be payable to the Holder on such Regular Record Date and may either be
paid to the Person in whose name this Security (or one or more Predecessor Securities) is registered at the close of business on a Special
Record Date for the payment of such Defaulted Interest to be fixed by the Trustee, notice whereof shall be given to Holders of Securities
of this series not less than 10 days prior to such Special Record Date, or be paid at any time in any other lawful manner not inconsistent
with the requirements of any securities exchange on which the Securities of this series may be listed, and upon such notice as may be
required by such exchange, all as more fully provided in said Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Payment of the principal
of (and premium, if any) and interest on this Security will be made at the office or agency of the Issuer maintained for that purpose
in the Borough of Manhattan in the City of New York, or at such other agency as the Issuer may determine, in such coin or currency of
the United States of America as at the time of payment is legal tender for payment of public and private debts.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All payments of,
or in respect of, principal of and any premium and interest on this Security, shall be made without withholding or deduction for, or
on account of, any present or future taxes, duties, assessments or governmental charges of whatever nature imposed or levied by or on
behalf of the United Kingdom or any political subdivision or taxing authority thereof or therein, unless such taxes, duties, assessments
or governmental charges are required by the United Kingdom or any such subdivision or authority to be withheld or deducted. In that event,
the Issuer will pay such additional amounts (as described in Section&nbsp;1004 of the Indenture) as will result (after deduction of such
taxes, duties, assessments or governmental charges and any additional taxes, duties, assessments or governmental charges payable in respect
of such) in the payment to the Holder of this Security of the amounts to which such Holder would have been entitled had no such withholding
or deduction been required, subject to certain exceptions as set forth in Article&nbsp;Ten of the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Reference is hereby
made to the further provisions of this Security set forth on the reverse hereof, which further provisions shall for all purposes have
the same effect as if set forth at this place.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Unless the certificate
of authentication hereon has been executed by the Trustee referred to on the reverse hereof, directly or through an Authenticating Agent,
by manual or PDF or other electronic image scan signature of the Trustee created by an electronic platform (such as DocuSign) or by digital
signing (such as Adobe Sign) of an authorized signatory, this Security shall not be entitled to any benefit under the Indenture or be
valid or obligatory for any purpose.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">IN WITNESS WHEREOF,
the Issuer has caused this instrument to be duly executed manually or in facsimile.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Each attorney executing this Agreement
states that he/she has no notice of revocation or suspension of his/her power of attorney.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt; width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 50%"><FONT STYLE="font-size: 10pt">Signed for Rio Tinto Finance (USA)
    plc by its attorney:</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-top: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Attorney Signature</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-top: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Print Name</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>(See reverse
for additional terms)</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt"></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Global Note]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>CERTIFICATE OF
AUTHENTICATION</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This is one of the
Securities of the series designated therein referred to in the within-mentioned Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Dated: _____________, 2025</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right; text-indent: 0.25in"><FONT STYLE="font-size: 10pt">THE
BANK OF NEW YORK MELLON,</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right"><FONT STYLE="font-size: 10pt"><I>as Trustee</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-bottom: 1pt; width: 3%"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 47%"><FONT STYLE="font-size: 10pt">&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: italic 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: italic 10pt Times New Roman, Times, Serif; text-align: right"><FONT STYLE="font-size: 10pt">Authorized
    Officer</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Global Note Certificate of Authentication]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt"></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">REVERSE OF REGISTERED
SECURITY</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This Security is
one of a duly authorized issue of securities of the Issuer (herein called the &ldquo;Securities&rdquo;), issued and to be issued in one
or more series under an Indenture dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012 and as amended by
the supplemental indenture dated May&nbsp;8, 2017 and the supplemental indenture dated May&nbsp;6, 2020 (herein called the &ldquo;Indenture&rdquo;,
which term shall have the meaning assigned to it in such instrument), among Rio Tinto Finance (USA) Limited, a corporation duly organized
and existing under the laws of the State of Victoria, Australia, Rio Tinto Finance (USA) plc, a public limited company duly incorporated
and existing under the laws of England and Wales, Rio Tinto Finance (USA) Inc., a corporation incorporated under the laws of the State
of Delaware, Rio Tinto plc, a public limited company duly organized and existing under the laws of England and Wales, Rio Tinto Limited,
a corporation duly organized and existing under the laws of the State of Victoria, Australia (Rio Tinto plc and Rio Tinto Limited each
being referred to herein as a &ldquo;Guarantor&rdquo;, which term includes any Successor Persons under the Indenture referred to herein
and, together, the &ldquo;Guarantors&rdquo;) and The Bank of New York Mellon, as Trustee (herein called the &ldquo;Trustee&rdquo;, which
term includes any successor trustee under the Indenture), and reference is hereby made to the Indenture and all indentures supplemental
thereto for a statement of the respective rights, limitations of rights, duties and immunities thereunder of the Issuer, the Guarantors,
the Trustee and the Holders of the Securities and of the terms upon which the Securities are, and are to be, authenticated and delivered.
This Security is one of the series designated on the face hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities may
be redeemed at the option of the Issuer or any of the Guarantors in whole, but not in part, at any time at the Redemption Price equal
to the principal amount thereof plus accrued interest to the date fixed for redemption if the Issuer or a Guarantor determines that if,
as a result of any change in or amendment to the laws or any regulations or rulings promulgated thereunder of the jurisdiction (or of
any political subdivision or taxing authority thereof or therein) in which the Issuer or any of the Guarantors is incorporated or any
change in the official application or interpretation of such laws, regulations or rulings, or any change in the official application
or interpretation of, or any execution of or amendment to, any treaty or treaties affecting taxation to which such jurisdiction (or such
political subdivision or taxing authority) is a party, which change, execution or amendment becomes effective on or after March&nbsp;11,
2025, (i)&nbsp;the Issuer or any of the Guarantors is or would be required to pay additional amounts of interest with respect to the
Securities or Guarantees on the next succeeding Interest Payment Date as set forth in the Guarantee endorsed hereon (or in a supplemental
indenture) or (ii)&nbsp;any Guarantor or any Subsidiary of any Guarantor is or would be required to deduct or withhold tax on any payment
to the Issuer to enable the Issuer to make any payment of principal or interest in respect of the Securities and, in each case, the payment
of such additional amounts in the case of (i)&nbsp;above or such deduction or withholding in the case of (ii)&nbsp;above cannot be avoided
by the use of any reasonable measures available to the Issuer, any relevant Guarantor or Subsidiary.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities may
also be redeemed in whole, but not in part, upon not less than 10 nor more than 60 days&rsquo; notice given as provided in the Indenture
at any time at a Redemption Price equal to the principal amount thereof plus accrued interest to the date fixed for redemption if the
Person formed by a consolidation of any of the Guarantors or into which any of the Guarantors is merged or to which any of the Guarantors
conveys, transfers or leases its properties and assets substantially as an entirety is required to pay a Holder additional amounts in
respect of any tax, assessment or governmental charge imposed on any such Holder or required to be withheld or deducted from any payment
to such Holder as a consequence of such consolidation, merger, conveyance transfer or lease.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Notice of redemption
will be given by mail to Holders of Securities, not less than 10 nor more than 60 days prior to the date fixed for redemption, all as
provided in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">In the event of
redemption of this Security in part only, a new Security or Securities of this series and of like tenor for the unredeemed portion hereof
will be issued in the name of the Holder hereof upon the cancellation hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture contains
provisions for defeasance at any time of the entire indebtedness of this Security or certain restrictive covenants and Events of Default
with respect to this Security, in each case upon compliance with certain conditions set forth in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">If an Event of Default
with respect to Securities of this series shall occur and be continuing, the principal of the Securities of this series may be declared
due and payable in the manner and with the effect provided in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture permits,
with certain exceptions as therein provided, the amendment thereof and the modification of the rights and obligations of the Issuer and
the Guarantors and the rights of the Holders of the Securities of each series to be affected under the Indenture at any time by the Issuer,
the Guarantors and the Trustee with the consent of the Holders of a majority in principal amount of the Securities at the time Outstanding
of each series to be affected. The Indenture also contains provisions permitting the Holders of specified percentages in principal amount
of the Securities of each series at the time Outstanding, on behalf of the Holders of all Securities of such series, to waive compliance
by the Issuer or the Guarantors with certain provisions of the Indenture and certain past defaults under the Indenture and their consequences.
Any such consent or waiver by the Holder of this Security shall be conclusive and binding upon such Holder and upon all future Holders
of this Security and of any Security issued upon the registration of transfer hereof or in exchange herefor or in lieu hereof, whether
or not notation of such consent or waiver is made upon this Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">As provided in and
subject to the provisions of the Indenture, no Holder of any Security of this series will have the right to institute any proceeding
with respect to the Indenture, the Guarantee endorsed hereon, this Security or for the appointment of a receiver or trustee or for any
other remedy thereunder, unless such Holder shall have previously given the Trustee written notice of a continuing Event of Default with
respect to the Securities of this series, the Holders of not less than 25% in principal amount of the Securities of this series at the
time Outstanding shall have made written request to the Trustee to institute proceedings in respect of such Event of Default as Trustee
and offered the Trustee reasonable indemnity, and the Trustee shall not have received from the Holders of a majority in principal amount
of Securities of this series at the time Outstanding a direction inconsistent with such request, and shall have failed to institute any
such proceeding, for 60 days after receipt of such notice, request and offer of indemnity. The foregoing shall not apply to any suit
instituted by the Holder of this Security for the enforcement of any payment of principal hereof or any premium or interest hereon on
or after the respective due dates expressed herein.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No reference herein
to the Indenture and no provision of this Security or of the Indenture shall alter or impair the obligation of the Issuer, which is absolute
and unconditional, to pay the principal of and any premium and interest on this Security at the times, places and rate, and in the coin
or currency, herein prescribed.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">As provided in the
Indenture and subject to certain limitations therein set forth, the transfer of this Security is registrable in the Security Register,
upon surrender of this Security for registration of transfer at the office or agency of the Issuer in any place where the principal of
and any premium and interest on this Security are payable, duly endorsed by, or accompanied by a written instrument of transfer in form
satisfactory to the Issuer and the Security Registrar duly executed by, the Holder hereof or his attorney duly authorized in writing,
and thereupon one or more new Securities of this series and of like tenor, of authorized denominations and for the same aggregate principal
amount, will be issued to the designated transferee or transferees.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities of
this series are issuable only in registered form without coupons in denominations of $2,000 and any integral multiple of $1,000 in excess
thereof. As provided in the Indenture and subject to certain limitations therein set forth, Securities of this series are exchangeable
for a like aggregate principal amount of Securities of this series and of like tenor of a different authorized denomination, as requested
by the Holder surrendering the same.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No service charge
shall be made for any such registration of transfer or exchange, but the Issuer may require payment of a sum sufficient to cover any
tax or other governmental charge payable in connection therewith.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Prior to due presentment
of this Security for registration of transfer or exchange, the Issuer, the Guarantors, the Trustee and any agent of the Issuer, the Guarantors
or the Trustee may treat the Person in whose name this Security is registered as the owner hereof for all purposes, whether or not this
Security be overdue, and neither the Issuer, the Guarantors, the Trustee nor any such agent shall be affected by notice to the contrary.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture and
this Security shall be governed by and construed in accordance with the laws of the State of New York, without regard to principles of
conflicts of laws.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Interest on this
Security shall be computed on the basis of a 360-day year of twelve 30-day months.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All terms used in
this Security which are defined in the Indenture shall have the meanings assigned to them in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><FONT STYLE="font-size: 10pt">GUARANTEE</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Rio Tinto plc, a
public limited company incorporated under the laws of England and Wales, having its registered office at 6 St James&rsquo;s Square, London
SW1Y 4AD, United Kingdom, and Rio Tinto Limited (ABN 96 004 458 404), a corporation incorporated under the laws of the State of Victoria,
Australia, having its principal office at Level 43, 120 Collins Street, Melbourne, Victoria 3000, Australia (each being referred to herein
as a &ldquo;Guarantor&rdquo;, which term includes any successor Person under the Indenture referred to in the Security upon which this
Guarantee is endorsed, and together, the &ldquo;Guarantors&rdquo;), for value received hereby unconditionally guarantee to the Holder
of the Security upon which this Guarantee is endorsed and to the Trustee on behalf of each such Holder the due and punctual payment of
the principal of, premium, if any, and interest on such Security (including any additional amounts payable pursuant to Section&nbsp;1004
of the Indenture in respect thereof) and the due and punctual payment of the sinking fund or analogous payments referred to therein,
if any, when and as the same shall become due and payable (subject to any period of grace provided with respect thereto), whether at
the Stated Maturity, by declaration of acceleration, call for redemption or otherwise, according to the terms thereof and of the Indenture
referred to therein and any other payment of interest under the Indenture. In the case of the failure of Rio Tinto Finance (USA) plc,
a public limited company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;,
which term includes any successor Person under such Indenture), punctually to make any such payment of principal, premium, if any, or
interest or any sinking fund or analogous payment, the Guarantors hereby, jointly and severally, agree to cause any such payment to be
made punctually when and as the same shall become due and payable, whether at the Stated Maturity or by declaration of acceleration,
call for redemption or otherwise, and as if such payment were made by the Issuer. The obligations of the Guarantors under this Guarantee
shall be joint and several.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
hereby further agrees, subject to the limitations and exceptions set forth below, that if any deduction or withholding for any present
or future taxes, assessments or other governmental charges of the jurisdiction (or any political subdivision or taxing authority thereof
or therein) in which such Guarantor is incorporated shall at any time be required by such jurisdiction (or any such political subdivision
or taxing authority) in respect of any amount to be paid by such Guarantor under this Guarantee or a Security, then such Guarantor will
pay to the Holder of a Security such additional amounts as may be necessary in order that the net amounts paid to the Holder of such
Security who, with respect to any such tax, assessment, or other governmental charge, is not resident in such jurisdiction, after such
deduction or withholding, shall be not less than the amounts specified in such Security to which such Holder is entitled; provided however,
that such Guarantor shall not be required to make any payment of additional amounts (i)&nbsp;if the Holder is a United States Person,
for or on account of any such tax, assessment or other governmental charge imposed by the United States or any political subdivisions
or taxing authority thereof or therein, (ii)&nbsp;for or on account of:</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(a)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge which would not have been imposed but for (i)&nbsp;the existence of any present or former
connection between such Holder (or between a fiduciary, settlor, beneficiary, member or shareholder of, or possessor of a power over,
such Holder, if such Holder is an estate, trust, partnership or corporation) and the taxing jurisdiction or any political subdivision
or territory or possession thereof or area subject to its jurisdiction, including, without limitation, such Holder (or such fiduciary,
settlor, beneficiary, member, shareholder or possessor) being or having been a citizen or resident thereof or being or having been present
or engaged in trade or business therein or having or having had a permanent establishment therein or (ii)&nbsp;the presentation of a
Security (where presentation is required) for payment on a date more than 30 days after the date on which such payment became due and
payable or the date on which payment thereof is duly provided for, whichever occurs later;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(b)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
estate, inheritance, gift, sale, transfer, personal property or similar tax, assessment or other governmental charge;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(c)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment, or other governmental charge which is payable otherwise than by withholding from payments of (or in respect of) principal
of, premium, if any, or interest on, the Securities;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(d)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge that is imposed or withheld by reason of the failure to comply by the Holder or the beneficial
owner of a Security with a request of the Issuer or the applicable Guarantor addressed to the Holder (i)&nbsp;to provide information
concerning the nationality, residence or identity of the Holder or such beneficial owner or (ii)&nbsp;to make any declaration or other
similar claim or satisfy any information or reporting requirement, which, in the case of Clause (i)&nbsp;or (ii), is required or imposed
by a statute, treaty, regulation or administrative practice of the taxing jurisdiction as a precondition to exemption from all or part
of such tax, assessment or other governmental charge;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(e)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;in
the case of a payment made by Rio Tinto plc under the Guarantees, any tax, assessment or other governmental charge imposed as a result
of the Security being presented for payment in the United Kingdom unless presentment could not have been made elsewhere;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(f)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction required to be made with respect to a Security presented for payment by or on behalf of a Holder of such Security
who would have been able to avoid such withholding or deduction by presenting the relevant Security to another Paying Agent;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(g)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction for which a determination is made by the Australian Commissioner of Taxation that the withholding or deduction
is payable because the Holder has participated in a scheme to avoid withholding tax provided that neither the Issuer nor any Guarantor
participated in or was a party to such scheme; or</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(h)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
combination of items (a), (b), (c), (d), (e), (f)&nbsp;or (g);</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">nor shall additional
amounts be paid with respect to any payment of the principal of, premium, if any or any interest on any Security to any Holder who is
a fiduciary or partnership or other than the sole beneficial owner of such payment to the extent such payment would be required by the
laws of the jurisdiction (or any political subdivision or taxing authority thereof or therein) to be included in the income for tax purposes
of a beneficiary or settlor with respect to such fiduciary or a member of such partnership or a beneficial owner who would not have been
entitled to such additional amounts had it been the Holder of the Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
hereby agrees that its obligations hereunder shall be as if it were principal debtor and not merely surety, and shall be absolute and
unconditional, irrespective of, and shall be unaffected by, any invalidity, irregularity or unenforceability of such Security or such
Indenture, any failure to enforce the provisions of such Security or such Indenture, or any waiver, modification or indulgence granted
to the Issuer with respect thereto, by the Holder of such Security or the Trustee or any other circumstance which may otherwise constitute
a legal or equitable discharge of a surety or guarantor; provided however, that, notwithstanding the foregoing, no such waiver, modification
or indulgence shall, without the consent of each of the Guarantors, increase the principal amount of such Security, or increase the interest
rate thereon, or increase any premium payable upon redemption thereof, or alter the Stated Maturity thereof, or increase the principal
amount of any Original Issue Discount Security that would be due and payable upon a declaration of acceleration of the maturity thereof
pursuant to Section&nbsp;502 of such Indenture. Each of the Guarantors hereby waives diligence, presentment, demand of payment, filing
of claims with a court in the event of a merger or bankruptcy of the Issuer, any right to require a proceeding first against the Issuer,
protest or notice with respect to such Security or the indebtedness evidenced thereby or with respect to any sinking fund or analogous
payment require under such Security and all demands whatsoever, and covenants that this Guarantee will not be discharged except by payment
in full of the principal of, premium, if any, and interest on such Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Notwithstanding
anything to the contrary contained herein, each of the Guarantors shall be entitled to withhold and deduct any amounts required to be
deducted or withheld pursuant to an agreement described in Section&nbsp;1471(b)&nbsp;of the Code, or otherwise imposed pursuant to Sections
1471 through 1474 of the Code (or any regulations thereunder or official interpretations thereof) or an intergovernmental agreement between
the United States and another jurisdiction facilitating the implementation thereof (or any law implementing such an intergovernmental
agreement) (any such withholding or deduction, a &ldquo;FATCA Withholding&rdquo;), and the Guarantors shall not be required to pay any
additional amounts in respect of FATCA Withholding.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
shall be subrogated to all rights of the Holder of such Security and the Trustee against the Issuer in respect of any amounts paid to
such Holder by such Guarantor pursuant to the provisions of this Guarantee, provided, however, that such Guarantor shall not be entitled
to enforce, or to receive any payments arising out of or based upon, such right of subrogation until the principal of, premium, if any,
and interest on all Securities of the same series issued under such Indenture shall have been paid in full.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No reference herein
to such Indenture and no provision of this Guarantee or of such Indenture shall alter or impair the guarantee of the Guarantors, which
is absolute and unconditional, of the due and punctual payment of the principal of, premium, if any, and interest on, and any sinking
fund or analogous payments with respect to, the Security upon which this Guarantee is endorsed.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This Guarantee shall
not be valid or obligatory for any purpose until the certificate of authentication of such Security shall have been manually executed
by or on behalf of the Trustee under such Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All terms used in
this Guarantee which are defined in such Indenture shall have the meanings assigned to them in such Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Guarantee shall
be deemed to be a contract made under the laws of the State of New York, and for all purposes shall be governed by and construed in accordance
with the law of the State of New York.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Executed and dated
the date on the face hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font-size: 10pt; border-collapse: collapse; width: 100%">
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">RIO TINTO PLC</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 5%"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 45%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD COLSPAN="3" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">RIO TINTO LIMITED</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Name:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="font-size: 10pt; vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Title:</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  </TABLE><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Guarantee]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font-size: 10pt; margin: 0"></P>

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</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.8
<SEQUENCE>6
<FILENAME>tm256940d7_ex1-8.htm
<DESCRIPTION>EXHIBIT 1.8
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt"><B>Exhibit&nbsp;1.8</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt"><B>EXHIBIT&nbsp;C5
 &ndash; [TRANCHE 5 NOTES]</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">RIO TINTO FINANCE
(USA) PLC</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>OFFICERS&rsquo;
<BR>
CERTIFICATE</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><U>Officer&rsquo;s
Certificate pursuant to Section&nbsp;301 of the Indenture</U></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>$1,750,000,000
5.250% Notes due 2035</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">The undersigned, duly authorized by
Rio Tinto Finance (USA) plc (the &ldquo;<B>Company</B>&rdquo;), pursuant to Section&nbsp;301 of the indenture dated as of July&nbsp;2,
2001, which was amended and restated on March&nbsp;16, 2012 and amended by the first supplemental indenture dated as of May&nbsp;8, 2017
and the second supplemental indenture dated as of May&nbsp;6, 2020 (the &ldquo;<B>Indenture</B>&rdquo;), among the Company, Rio Tinto
Finance (USA) Limited, Rio Tinto Finance (USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (the &ldquo;<B>Trustee</B>&rdquo;)
and pursuant to a resolution duly adopted by the Board of Directors of the Company on March&nbsp;4, 2025 delegating authority to the
undersigned, HEREBY APPROVES AND CONFIRMS the following such terms:</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: bold 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Notes</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Title:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">$1,750,000,000 5.250% Notes
    due 2035</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 29%; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Principal Amount:</FONT></TD><TD STYLE="width: 2%; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 69%; text-align: left"><FONT STYLE="font-size: 10pt">$1,750,000,000</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Maturity:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">March&nbsp;14, 2035</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Issue Price:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">99.432%</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Interest Rate:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">5.250% per year</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Interest Payment Dates:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Semi-annually on March&nbsp;14
    and September&nbsp;14 of each year, commencing on September&nbsp;14, 2025</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Issue Date:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">March&nbsp;14, 2025</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Record
    Dates:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">The close of business on the
    fifteenth calendar day preceding each Interest Payment Date, whether or not such day is a Business Day.</FONT></TD></TR>
</TABLE>

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<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left; width: 29%"><FONT STYLE="font-size: 10pt">Optional
    Redemption:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 2%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; width: 69%"><FONT STYLE="font-size: 10pt">The Company or either
    of Rio Tinto plc or Rio Tinto Limited may redeem the Notes, in whole or in part, at its or their option at any time. Upon redemption,
    we will pay a redemption price equal to (i)&nbsp;if such redemption occurs prior to the December&nbsp;14, 2034 (&ldquo;2035 Notes
    Par Call Date&rdquo;), the greater of (x)&nbsp;100% of the principal amount of the Notes to be redeemed and (y)&nbsp;as certified
    to the trustee by us or Rio Tinto, the sum of the present values of the remaining scheduled payments discounted to the date of redemption
    on a semi-annual basis (assuming a 360-day year consisting of twelve 30-day months) at the Treasury Rate plus a spread of 20 basis
    points less interest accrued at the date of redemption or (ii)&nbsp;if such redemption occurs on or after the 2035 Notes Par Call
    Date, 100% of the principal amount of the Notes to be redeemed, together, in either case, with accrued interest on the principal
    amount of the Notes to be redeemed to the date of redemption.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&ldquo;Treasury Rate&rdquo;
    means, with respect to any redemption date, the yield determined in accordance with the following:</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">The Treasury Rate shall be determined
    by the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent of the Company or either of Rio Tinto
    plc or Rio Tinto Limited after 4:15 p.m., (New York City time) (or after such time as yields on U.S. government securities are posted
    daily by the Board of Governors of the Federal Reserve System), on the third business day preceding the redemption date based upon
    the yield or yields for the most recent day that appear after such time on such day in the most recent statistical release published
    by the Board of Governors of the Federal Reserve System designated as &ldquo;Selected Interest Rates (Daily) - H.15&rdquo; (or any
    successor designation or publication) (&ldquo;H.15&rdquo;) under the caption &ldquo;U.S. government securities&ndash;Treasury constant
    maturities&ndash;Nominal&rdquo; (or any successor caption or heading) (&ldquo;H.15 TCM&rdquo;). In determining the Treasury Rate,
    the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select, as applicable:</FONT></TD></TR>
  </TABLE>


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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">
                                                                                                                                          <TR STYLE="vertical-align: top">
<TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
                                                                                                                                          <TR STYLE="vertical-align: top">
<TD STYLE="width: 31%"></TD><TD STYLE="width: 3%"><FONT STYLE="font-size: 10pt">(1)</FONT></TD><TD STYLE="width: 66%"><FONT STYLE="font-size: 10pt">the
                                            yield for the Treasury constant maturity on H.15 exactly equal to the period from the redemption
                                            date to the 2035 Notes Par Call Date (the &ldquo;Remaining Life&rdquo;); or</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 31%"></TD><TD STYLE="width: 3%"><FONT STYLE="font-size: 10pt">(2)</FONT></TD><TD STYLE="width: 66%"><FONT STYLE="font-size: 10pt">if
                                            there is no such Treasury constant maturity on H.15 exactly equal to the Remaining Life,
                                            the two yields &ndash; one yield corresponding to the Treasury constant maturity on H.15
                                            immediately shorter than and one yield corresponding to the Treasury constant maturity on
                                            H.15 immediately longer than the Remaining Life &ndash; and shall interpolate to the 2035
                                            Notes Par Call Date on a straight-line basis (using the actual number of days) using such
                                            yields and rounding the result to three decimal places; or</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 31%"></TD><TD STYLE="width: 3%"><FONT STYLE="font-size: 10pt">(3)</FONT></TD><TD STYLE="width: 66%"><FONT STYLE="font-size: 10pt">if
                                            there is no such Treasury constant maturity on H.15 shorter than or longer than the Remaining
                                            Life, the yield for the single Treasury constant maturity on H.15 closest to the Remaining
                                            Life.</FONT></TD></TR><TR STYLE="vertical-align: top">
<TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
                                                                  <TR STYLE="vertical-align: top">
<TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD COLSPAN="2"><FONT STYLE="font-size: 10pt">For purposes of the foregoing, the
                                            applicable Treasury constant maturity or maturities on H.15 shall be deemed to have a maturity
                                            date equal to the relevant number of months or years, as applicable, of such Treasury constant
                                            maturity from the redemption date.</FONT></TD></TR>
                                                                  <TR STYLE="vertical-align: top">
<TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD COLSPAN="2"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
                                                                  <TR STYLE="vertical-align: top">
<TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD COLSPAN="2"><FONT STYLE="font-size: 10pt">If on the third business day preceding
                                            the redemption date H.15 TCM is no longer published, the Company or either of Rio Tinto plc
                                            or Rio Tinto Limited or any other designated agent shall calculate the Treasury Rate based
                                            on the rate per annum equal to the semi-annual equivalent yield to maturity at 11:00 a.m.&nbsp;(New
                                            York City time), on the second business day preceding such redemption date of the United
                                            States Treasury security maturing on, or with a maturity that is closest to, the 2035 Notes
                                            Par Call Date, as applicable. If there is no United States Treasury security maturing on
                                            the 2035 Notes Par Call Date but there are two or more United States Treasury securities
                                            with a maturity date equally distant from the 2035 Notes Par Call Date, one with a maturity
                                            date preceding the 2035 Notes Par Call Date and one with a maturity date following the 2035
                                            Notes Par Call Date, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other
                                            designated agent shall select the United States Treasury security with a maturity date preceding
                                            the 2035 Notes Par Call Date. If there are two or more United States Treasury securities
                                            maturing on the 2035 Notes Par Call Date or two or more United States Treasury securities
                                            meeting the criteria of the preceding sentence, the Company or either of Rio Tinto plc or
                                            Rio Tinto Limited or any other designated agent shall select from among these two or more
                                            United States Treasury securities the United States Treasury security that is trading closest
                                            to par based upon the average of the bid and asked prices for such United States Treasury
                                            securities at 11:00 a.m.&nbsp;(New York City time). In determining the Treasury Rate in accordance
                                            with the terms of this paragraph, the semi-annual yield to maturity of the applicable United
                                            States Treasury security shall be based upon the average of the bid and asked prices (expressed
                                            as a percentage of principal amount) at 11:00 a.m.&nbsp;(New York City time), of such United
                                            States Treasury security, and rounded to three decimal places.</FONT></TD></TR>
                                                                  <TR STYLE="vertical-align: top">
<TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
                                                                  </TABLE>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 29%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="width: 2%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 69%"><FONT STYLE="font-size: 10pt">Our actions and determinations in
    determining the redemption price shall be conclusive and binding for all purposes, absent manifest error.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Notice of any redemption will be mailed or electronically
    delivered (or otherwise transmitted in accordance with the depositary&rsquo;s procedures) at least 10 days but not more than 60 days
    before the redemption date to each holder of Notes to be redeemed.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">In the case of a partial redemption, selection
    of the Notes for redemption will be made pro rata, by lot or by such other method as the Trustee in its sole discretion deems appropriate
    and fair. No Notes of a principal amount of $2,000 or less will be redeemed in part. If any of the Notes are to be redeemed in part
    only, the notice of redemption that relates to the Notes will state the portion of the principal amount of the Notes to be redeemed.
    A new note in a principal amount equal to the unredeemed portion of the Notes will be issued in the name of the holder of the Notes
    upon surrender for cancellation of the original Notes. For so long as the notes are held by DTC (or another depositary), the redemption
    of the Notes shall be done in accordance with the policies and procedures of the depositary.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Unless the Company or either of Rio Tinto plc
    or Rio Tinto Limited defaults in payment of the redemption price, on and after the redemption date interest will cease to accrue
    on the Notes or portions thereof called for redemption.</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; width: 29%; font-size: 10pt; vertical-align: top"><FONT STYLE="font-size: 10pt">Guarantees</FONT></TD><TD STYLE="width: 2%; font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="width: 69%; font-size: 10pt; text-align: left"><FONT STYLE="font-size: 10pt">The Notes will be fully and unconditionally
    guaranteed on an unsubordinated basis by each of Rio Tinto plc and Rio Tinto Limited as to principal, interest and premium when and
    as any such payments become due and payable, whether at maturity, upon redemption or declaration of acceleration, or otherwise.</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; width: 29%; vertical-align: top"><FONT STYLE="font-size: 10pt">Form&nbsp;of
    Notes:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 2%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 69%; text-align: left"><FONT STYLE="font-size: 10pt">The Notes will be
    issued in registered form and will be represented by Global Securities, which will be executed and delivered in substantially the
    form attached hereto as <U>Exhibit&nbsp;A</U>. The Notes will be registered in the name of a nominee of The Depository Trust Company
    and deposited with The Bank of New York Mellon, as depositary.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Place of
    Payment, Paying Agent:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">The Bank of New York Mellon</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">240 Greenwich Street, Floor 7E,</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">New York, NY 10286</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">United States of America</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">Attention: Global Corporate Trust</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Notices
    and Demands to Company:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Rio Tinto Finance (USA) plc</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">6 St. James&rsquo;s Square <BR>
    London SW1Y 4AD <BR>
    United Kingdom</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">or&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">Cheree Finan&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">Rio Tinto Services Inc.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">80 State Street&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">Albany, NY 12207-2543,&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">United States&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"><FONT STYLE="font-size: 10pt">Payment
    of Additional Amounts:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">All payments of principal, premium
    (if any) and interest in respect of the Notes or the Guarantees will be made free and clear of, and without withholding or deduction
    for, any taxes, assessments, duties or governmental charges imposed, levied or collected by any jurisdiction in which the Company,
    Rio Tinto plc or Rio Tinto Limited, as the case may be, or any successor entity, are organized (or any political subdivision or taxing
    authority of or in that jurisdiction having power to tax). If withholding or deduction is required by law, the Company, Rio Tinto
    plc or Rio Tinto Limited, as the case may be, must, subject to certain exceptions, pay to each holder of the Notes additional amounts
    as may be necessary in order that every net payment of principal of (and premium, if any, on) and interest on the Notes after deduction
    or other withholding for or on account of any present or future tax, assessment, duty or other governmental charge, will not be less
    than the amount that would have been payable on the Notes in the absence of such deduction or withholding.</FONT></TD></TR>
</TABLE>

<P STYLE="margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left; width: 29%"><FONT STYLE="font-size: 10pt">Optional
    Tax Redemption:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 2%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; width: 69%"><FONT STYLE="font-size: 10pt">The Notes may be
    redeemed at the option of the Company or either of Rio Tinto plc or Rio Tinto Limited upon the occurrence of certain tax events in
    accordance with the redemption provisions set out in the forms of the Note attached hereto as <U>Exhibit&nbsp;A</U>.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Further
    Issues:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">The Company may from time to
    time without the consent of the holders of the Notes create and issue further notes having the same terms and conditions as the notes
    so that the further issue is consolidated and forms a single series with such notes, provided that such further issue constitutes
    a &ldquo;qualified reopening&rdquo; for U.S. federal income tax purposes or such further notes are issued with not more than a de
    minimis amount of original issue discount for U.S. federal income tax purposes.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Other Terms:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">The other terms of the Notes
    shall be substantially as set forth in the Indenture and the Prospectus Supplement dated March&nbsp;13, 2025 relating to the Notes
    and the forms of the Note attached hereto as Exhibit&nbsp;A.</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><FONT STYLE="font-size: 10pt"><I>[rest
of this page&nbsp;intentionally left blank]</I></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B><U>EXHIBIT&nbsp;A</U></B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Dated: March&nbsp;14, 2025</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; width: 50%; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">/s/
    Maurita Sutedja</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Name: Maurita Sutedja</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Title: Group Treasurer</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Rio Tinto Finance
(USA) plc signature page&nbsp;to Officer&rsquo;s Certificate pursuant to the Indenture]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">THIS SECURITY IS
A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. AS
THE NOMINEE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION (&ldquo;DTC&rdquo;). UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED
REPRESENTATIVE OF DTC TO RIO TINTO FINANCE (USA) PLC OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE, OR PAYMENT, AND ANY CERTIFICATE
ISSUED IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC
(AND ANY PAYMENT IS MADE TO CEDE&nbsp;&amp; CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY
TRANSFER, PLEDGE, OR OTHER USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF,
CEDE&nbsp;&amp; CO., HAS AN INTEREST HEREIN.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">RIO TINTO FINANCE
(USA) PLC</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">5.250% NOTE DUE
2035</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">PAYMENT OF PRINCIPAL,
PREMIUM,&nbsp;IF ANY, AND INTEREST GUARANTEED BY RIO TINTO PLC AND RIO TINTO LIMITED</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">No.&nbsp;00[1/2/3/4]</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">$[50/50/50/25]0,000,000</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">CUSIP: 76720A AU0</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">ISIN: US76720AAU07</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Rio Tinto Finance
(USA) plc, a public limited company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;,
which term includes any successor Person under the Indenture hereinafter referred to), for value received, hereby promises to pay to
Cede&nbsp;&amp; Co., or registered assigns, the principal sum of $500,000,000 on March&nbsp;14, 2035, and to pay interest thereon from
the date hereof or from the most recent Interest Payment Date to which interest has been paid or duly provided for, semi-annually in
arrears on March&nbsp;14 and September&nbsp;14 in each year, commencing on September&nbsp;14, 2025, at the rate of 5.250% per annum,
until the principal hereof is paid or made available for payment. The interest so payable, and punctually paid or duly provided for,
on any Interest Payment Date will, as provided in such Indenture, be paid to the Person in whose name this Security (or one or more Predecessor
Securities) is registered at the close of business on the Regular Record Date for such interest, which shall be the August&nbsp;30 or
February&nbsp;27 (whether or not a Business Day), as the case may be, next preceding such Interest Payment Date. Any such interest not
so punctually paid or duly provided for will forthwith cease to be payable to the Holder on such Regular Record Date and may either be
paid to the Person in whose name this Security (or one or more Predecessor Securities) is registered at the close of business on a Special
Record Date for the payment of such Defaulted Interest to be fixed by the Trustee, notice whereof shall be given to Holders of Securities
of this series not less than 10 days prior to such Special Record Date, or be paid at any time in any other lawful manner not inconsistent
with the requirements of any securities exchange on which the Securities of this series may be listed, and upon such notice as may be
required by such exchange, all as more fully provided in said Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Payment of the principal
of (and premium, if any) and interest on this Security will be made at the office or agency of the Issuer maintained for that purpose
in the Borough of Manhattan in the City of New York, or at such other agency as the Issuer may determine, in such coin or currency of
the United States of America as at the time of payment is legal tender for payment of public and private debts.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All payments of,
or in respect of, principal of and any premium and interest on this Security, shall be made without withholding or deduction for, or
on account of, any present or future taxes, duties, assessments or governmental charges of whatever nature imposed or levied by or on
behalf of the United Kingdom or any political subdivision or taxing authority thereof or therein, unless such taxes, duties, assessments
or governmental charges are required by the United Kingdom or any such subdivision or authority to be withheld or deducted. In that event,
the Issuer will pay such additional amounts (as described in Section&nbsp;1004 of the Indenture) as will result (after deduction of such
taxes, duties, assessments or governmental charges and any additional taxes, duties, assessments or governmental charges payable in respect
of such) in the payment to the Holder of this Security of the amounts to which such Holder would have been entitled had no such withholding
or deduction been required, subject to certain exceptions as set forth in Article&nbsp;Ten of the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Reference is hereby
made to the further provisions of this Security set forth on the reverse hereof, which further provisions shall for all purposes have
the same effect as if set forth at this place.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Unless the certificate
of authentication hereon has been executed by the Trustee referred to on the reverse hereof, directly or through an Authenticating Agent,
by manual or PDF or other electronic image scan signature of the Trustee created by an electronic platform (such as DocuSign) or by digital
signing (such as Adobe Sign) of an authorized signatory, this Security shall not be entitled to any benefit under the Indenture or be
valid or obligatory for any purpose.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">IN WITNESS WHEREOF,
the Issuer has caused this instrument to be duly executed manually or in facsimile.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Each attorney executing this Agreement
states that he/she has no notice of revocation or suspension of his/her power of attorney.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 50%">Signed for Rio Tinto Finance (USA) plc by its attorney:</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">Attorney Signature</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">Print Name</TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>(See reverse
for additional terms)</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Global Note]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>CERTIFICATE OF
AUTHENTICATION</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This is one of the
Securities of the series designated therein referred to in the within-mentioned Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Dated: _____________, 2025</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right; text-indent: 0.25in"><FONT STYLE="font-size: 10pt">THE
BANK OF NEW YORK MELLON,</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right"><FONT STYLE="font-size: 10pt"><I>as Trustee</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
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    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 3%">By:</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 47%">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: italic 10pt Times New Roman, Times, Serif; text-align: right">&nbsp;</TD>
    <TD STYLE="font: italic 10pt Times New Roman, Times, Serif; text-align: right">Authorized Officer</TD></TR>
  </TABLE>


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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt"><FONT STYLE="font-size: 10pt"><I>[Signature
page&nbsp;to Global Note Certificate of Authentication]</I></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">REVERSE OF REGISTERED
SECURITY</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This Security is
one of a duly authorized issue of securities of the Issuer (herein called the &ldquo;Securities&rdquo;), issued and to be issued in one
or more series under an Indenture dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012 and as amended by
the supplemental indenture dated May&nbsp;8, 2017 and the supplemental indenture dated May&nbsp;6, 2020 (herein called the &ldquo;Indenture&rdquo;,
which term shall have the meaning assigned to it in such instrument), among Rio Tinto Finance (USA) Limited, a corporation duly organized
and existing under the laws of the State of Victoria, Australia, Rio Tinto Finance (USA) plc, a public limited company duly incorporated
and existing under the laws of England and Wales, Rio Tinto Finance (USA) Inc., a corporation incorporated under the laws of the State
of Delaware, Rio Tinto plc, a public limited company duly organized and existing under the laws of England and Wales, Rio Tinto Limited,
a corporation duly organized and existing under the laws of the State of Victoria, Australia (Rio Tinto plc and Rio Tinto Limited each
being referred to herein as a &ldquo;Guarantor&rdquo;, which term includes any Successor Persons under the Indenture referred to herein
and, together, the &ldquo;Guarantors&rdquo;) and The Bank of New York Mellon, as Trustee (herein called the &ldquo;Trustee&rdquo;, which
term includes any successor trustee under the Indenture), and reference is hereby made to the Indenture and all indentures supplemental
thereto for a statement of the respective rights, limitations of rights, duties and immunities thereunder of the Issuer, the Guarantors,
the Trustee and the Holders of the Securities and of the terms upon which the Securities are, and are to be, authenticated and delivered.
This Security is one of the series designated on the face hereof.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities may
be redeemed at the option of the Issuer or any of the Guarantors in whole, but not in part, at any time at the Redemption Price equal
to the principal amount thereof plus accrued interest to the date fixed for redemption if the Issuer or a Guarantor determines that if,
as a result of any change in or amendment to the laws or any regulations or rulings promulgated thereunder of the jurisdiction (or of
any political subdivision or taxing authority thereof or therein) in which the Issuer or any of the Guarantors is incorporated or any
change in the official application or interpretation of such laws, regulations or rulings, or any change in the official application
or interpretation of, or any execution of or amendment to, any treaty or treaties affecting taxation to which such jurisdiction (or such
political subdivision or taxing authority) is a party, which change, execution or amendment becomes effective on or after March&nbsp;11,
2025, (i)&nbsp;the Issuer or any of the Guarantors is or would be required to pay additional amounts of interest with respect to the
Securities or Guarantees on the next succeeding Interest Payment Date as set forth in the Guarantee endorsed hereon (or in a supplemental
indenture) or (ii)&nbsp;any Guarantor or any Subsidiary of any Guarantor is or would be required to deduct or withhold tax on any payment
to the Issuer to enable the Issuer to make any payment of principal or interest in respect of the Securities and, in each case, the payment
of such additional amounts in the case of (i)&nbsp;above or such deduction or withholding in the case of (ii)&nbsp;above cannot be avoided
by the use of any reasonable measures available to the Issuer, any relevant Guarantor or Subsidiary.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities may
also be redeemed in whole, but not in part, upon not less than 10 nor more than 60 days&rsquo; notice given as provided in the Indenture
at any time at a Redemption Price equal to the principal amount thereof plus accrued interest to the date fixed for redemption if the
Person formed by a consolidation of any of the Guarantors or into which any of the Guarantors is merged or to which any of the Guarantors
conveys, transfers or leases its properties and assets substantially as an entirety is required to pay a Holder additional amounts in
respect of any tax, assessment or governmental charge imposed on any such Holder or required to be withheld or deducted from any payment
to such Holder as a consequence of such consolidation, merger, conveyance transfer or lease.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Notice of redemption
will be given by mail to Holders of Securities, not less than 10 nor more than 60 days prior to the date fixed for redemption, all as
provided in the Indenture.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">In the event of
redemption of this Security in part only, a new Security or Securities of this series and of like tenor for the unredeemed portion hereof
will be issued in the name of the Holder hereof upon the cancellation hereof.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture contains
provisions for defeasance at any time of the entire indebtedness of this Security or certain restrictive covenants and Events of Default
with respect to this Security, in each case upon compliance with certain conditions set forth in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">If an Event of Default
with respect to Securities of this series shall occur and be continuing, the principal of the Securities of this series may be declared
due and payable in the manner and with the effect provided in the Indenture.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture permits,
with certain exceptions as therein provided, the amendment thereof and the modification of the rights and obligations of the Issuer and
the Guarantors and the rights of the Holders of the Securities of each series to be affected under the Indenture at any time by the Issuer,
the Guarantors and the Trustee with the consent of the Holders of a majority in principal amount of the Securities at the time Outstanding
of each series to be affected. The Indenture also contains provisions permitting the Holders of specified percentages in principal amount
of the Securities of each series at the time Outstanding, on behalf of the Holders of all Securities of such series, to waive compliance
by the Issuer or the Guarantors with certain provisions of the Indenture and certain past defaults under the Indenture and their consequences.
Any such consent or waiver by the Holder of this Security shall be conclusive and binding upon such Holder and upon all future Holders
of this Security and of any Security issued upon the registration of transfer hereof or in exchange herefor or in lieu hereof, whether
or not notation of such consent or waiver is made upon this Security.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">As provided in and
subject to the provisions of the Indenture, no Holder of any Security of this series will have the right to institute any proceeding
with respect to the Indenture, the Guarantee endorsed hereon, this Security or for the appointment of a receiver or trustee or for any
other remedy thereunder, unless such Holder shall have previously given the Trustee written notice of a continuing Event of Default with
respect to the Securities of this series, the Holders of not less than 25% in principal amount of the Securities of this series at the
time Outstanding shall have made written request to the Trustee to institute proceedings in respect of such Event of Default as Trustee
and offered the Trustee reasonable indemnity, and the Trustee shall not have received from the Holders of a majority in principal amount
of Securities of this series at the time Outstanding a direction inconsistent with such request, and shall have failed to institute any
such proceeding, for 60 days after receipt of such notice, request and offer of indemnity. The foregoing shall not apply to any suit
instituted by the Holder of this Security for the enforcement of any payment of principal hereof or any premium or interest hereon on
or after the respective due dates expressed herein.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No reference herein
to the Indenture and no provision of this Security or of the Indenture shall alter or impair the obligation of the Issuer, which is absolute
and unconditional, to pay the principal of and any premium and interest on this Security at the times, places and rate, and in the coin
or currency, herein prescribed.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">As provided in the
Indenture and subject to certain limitations therein set forth, the transfer of this Security is registrable in the Security Register,
upon surrender of this Security for registration of transfer at the office or agency of the Issuer in any place where the principal of
and any premium and interest on this Security are payable, duly endorsed by, or accompanied by a written instrument of transfer in form
satisfactory to the Issuer and the Security Registrar duly executed by, the Holder hereof or his attorney duly authorized in writing,
and thereupon one or more new Securities of this series and of like tenor, of authorized denominations and for the same aggregate principal
amount, will be issued to the designated transferee or transferees.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities of
this series are issuable only in registered form without coupons in denominations of $2,000 and any integral multiple of $1,000 in excess
thereof. As provided in the Indenture and subject to certain limitations therein set forth, Securities of this series are exchangeable
for a like aggregate principal amount of Securities of this series and of like tenor of a different authorized denomination, as requested
by the Holder surrendering the same.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No service charge
shall be made for any such registration of transfer or exchange, but the Issuer may require payment of a sum sufficient to cover any
tax or other governmental charge payable in connection therewith.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Prior to due presentment
of this Security for registration of transfer or exchange, the Issuer, the Guarantors, the Trustee and any agent of the Issuer, the Guarantors
or the Trustee may treat the Person in whose name this Security is registered as the owner hereof for all purposes, whether or not this
Security be overdue, and neither the Issuer, the Guarantors, the Trustee nor any such agent shall be affected by notice to the contrary.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture and
this Security shall be governed by and construed in accordance with the laws of the State of New York, without regard to principles of
conflicts of laws.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Interest on this
Security shall be computed on the basis of a 360-day year of twelve 30-day months.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All terms used in
this Security which are defined in the Indenture shall have the meanings assigned to them in the Indenture.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><FONT STYLE="font-size: 10pt">GUARANTEE</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Rio Tinto plc, a
public limited company incorporated under the laws of England and Wales, having its registered office at 6 St James&rsquo;s Square, London
SW1Y 4AD, United Kingdom, and Rio Tinto Limited (ABN 96 004 458 404), a corporation incorporated under the laws of the State of Victoria,
Australia, having its principal office at Level 43, 120 Collins Street, Melbourne, Victoria 3000, Australia (each being referred to herein
as a &ldquo;Guarantor&rdquo;, which term includes any successor Person under the Indenture referred to in the Security upon which this
Guarantee is endorsed, and together, the &ldquo;Guarantors&rdquo;), for value received hereby unconditionally guarantee to the Holder
of the Security upon which this Guarantee is endorsed and to the Trustee on behalf of each such Holder the due and punctual payment of
the principal of, premium, if any, and interest on such Security (including any additional amounts payable pursuant to Section&nbsp;1004
of the Indenture in respect thereof) and the due and punctual payment of the sinking fund or analogous payments referred to therein,
if any, when and as the same shall become due and payable (subject to any period of grace provided with respect thereto), whether at
the Stated Maturity, by declaration of acceleration, call for redemption or otherwise, according to the terms thereof and of the Indenture
referred to therein and any other payment of interest under the Indenture. In the case of the failure of Rio Tinto Finance (USA) plc,
a public limited company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;,
which term includes any successor Person under such Indenture), punctually to make any such payment of principal, premium, if any, or
interest or any sinking fund or analogous payment, the Guarantors hereby, jointly and severally, agree to cause any such payment to be
made punctually when and as the same shall become due and payable, whether at the Stated Maturity or by declaration of acceleration,
call for redemption or otherwise, and as if such payment were made by the Issuer. The obligations of the Guarantors under this Guarantee
shall be joint and several.</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
hereby further agrees, subject to the limitations and exceptions set forth below, that if any deduction or withholding for any present
or future taxes, assessments or other governmental charges of the jurisdiction (or any political subdivision or taxing authority thereof
or therein) in which such Guarantor is incorporated shall at any time be required by such jurisdiction (or any such political subdivision
or taxing authority) in respect of any amount to be paid by such Guarantor under this Guarantee or a Security, then such Guarantor will
pay to the Holder of a Security such additional amounts as may be necessary in order that the net amounts paid to the Holder of such
Security who, with respect to any such tax, assessment, or other governmental charge, is not resident in such jurisdiction, after such
deduction or withholding, shall be not less than the amounts specified in such Security to which such Holder is entitled; provided however,
that such Guarantor shall not be required to make any payment of additional amounts (i)&nbsp;if the Holder is a United States Person,
for or on account of any such tax, assessment or other governmental charge imposed by the United States or any political subdivisions
or taxing authority thereof or therein, (ii)&nbsp;for or on account of:</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(a)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge which would not have been imposed but for (i)&nbsp;the existence of any present or former
connection between such Holder (or between a fiduciary, settlor, beneficiary, member or shareholder of, or possessor of a power over,
such Holder, if such Holder is an estate, trust, partnership or corporation) and the taxing jurisdiction or any political subdivision
or territory or possession thereof or area subject to its jurisdiction, including, without limitation, such Holder (or such fiduciary,
settlor, beneficiary, member, shareholder or possessor) being or having been a citizen or resident thereof or being or having been present
or engaged in trade or business therein or having or having had a permanent establishment therein or (ii)&nbsp;the presentation of a
Security (where presentation is required) for payment on a date more than 30 days after the date on which such payment became due and
payable or the date on which payment thereof is duly provided for, whichever occurs later;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(b)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
estate, inheritance, gift, sale, transfer, personal property or similar tax, assessment or other governmental charge;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(c)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment, or other governmental charge which is payable otherwise than by withholding from payments of (or in respect of) principal
of, premium, if any, or interest on, the Securities;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(d)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge that is imposed or withheld by reason of the failure to comply by the Holder or the beneficial
owner of a Security with a request of the Issuer or the applicable Guarantor addressed to the Holder (i)&nbsp;to provide information
concerning the nationality, residence or identity of the Holder or such beneficial owner or (ii)&nbsp;to make any declaration or other
similar claim or satisfy any information or reporting requirement, which, in the case of Clause (i)&nbsp;or (ii), is required or imposed
by a statute, treaty, regulation or administrative practice of the taxing jurisdiction as a precondition to exemption from all or part
of such tax, assessment or other governmental charge;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(e)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;in
the case of a payment made by Rio Tinto plc under the Guarantees, any tax, assessment or other governmental charge imposed as a result
of the Security being presented for payment in the United Kingdom unless presentment could not have been made elsewhere;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(f)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction required to be made with respect to a Security presented for payment by or on behalf of a Holder of such Security
who would have been able to avoid such withholding or deduction by presenting the relevant Security to another Paying Agent;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(g)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction for which a determination is made by the Australian Commissioner of Taxation that the withholding or deduction
is payable because the Holder has participated in a scheme to avoid withholding tax provided that neither the Issuer nor any Guarantor
participated in or was a party to such scheme; or</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(h)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
combination of items (a), (b), (c), (d), (e), (f)&nbsp;or (g);</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">nor shall additional
amounts be paid with respect to any payment of the principal of, premium, if any or any interest on any Security to any Holder who is
a fiduciary or partnership or other than the sole beneficial owner of such payment to the extent such payment would be required by the
laws of the jurisdiction (or any political subdivision or taxing authority thereof or therein) to be included in the income for tax purposes
of a beneficiary or settlor with respect to such fiduciary or a member of such partnership or a beneficial owner who would not have been
entitled to such additional amounts had it been the Holder of the Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
hereby agrees that its obligations hereunder shall be as if it were principal debtor and not merely surety, and shall be absolute and
unconditional, irrespective of, and shall be unaffected by, any invalidity, irregularity or unenforceability of such Security or such
Indenture, any failure to enforce the provisions of such Security or such Indenture, or any waiver, modification or indulgence granted
to the Issuer with respect thereto, by the Holder of such Security or the Trustee or any other circumstance which may otherwise constitute
a legal or equitable discharge of a surety or guarantor; provided however, that, notwithstanding the foregoing, no such waiver, modification
or indulgence shall, without the consent of each of the Guarantors, increase the principal amount of such Security, or increase the interest
rate thereon, or increase any premium payable upon redemption thereof, or alter the Stated Maturity thereof, or increase the principal
amount of any Original Issue Discount Security that would be due and payable upon a declaration of acceleration of the maturity thereof
pursuant to Section&nbsp;502 of such Indenture. Each of the Guarantors hereby waives diligence, presentment, demand of payment, filing
of claims with a court in the event of a merger or bankruptcy of the Issuer, any right to require a proceeding first against the Issuer,
protest or notice with respect to such Security or the indebtedness evidenced thereby or with respect to any sinking fund or analogous
payment require under such Security and all demands whatsoever, and covenants that this Guarantee will not be discharged except by payment
in full of the principal of, premium, if any, and interest on such Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Notwithstanding
anything to the contrary contained herein, each of the Guarantors shall be entitled to withhold and deduct any amounts required to be
deducted or withheld pursuant to an agreement described in Section&nbsp;1471(b)&nbsp;of the Code, or otherwise imposed pursuant to Sections
1471 through 1474 of the Code (or any regulations thereunder or official interpretations thereof) or an intergovernmental agreement between
the United States and another jurisdiction facilitating the implementation thereof (or any law implementing such an intergovernmental
agreement) (any such withholding or deduction, a &ldquo;FATCA Withholding&rdquo;), and the Guarantors shall not be required to pay any
additional amounts in respect of FATCA Withholding.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
shall be subrogated to all rights of the Holder of such Security and the Trustee against the Issuer in respect of any amounts paid to
such Holder by such Guarantor pursuant to the provisions of this Guarantee, provided, however, that such Guarantor shall not be entitled
to enforce, or to receive any payments arising out of or based upon, such right of subrogation until the principal of, premium, if any,
and interest on all Securities of the same series issued under such Indenture shall have been paid in full.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No reference herein
to such Indenture and no provision of this Guarantee or of such Indenture shall alter or impair the guarantee of the Guarantors, which
is absolute and unconditional, of the due and punctual payment of the principal of, premium, if any, and interest on, and any sinking
fund or analogous payments with respect to, the Security upon which this Guarantee is endorsed.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This Guarantee shall
not be valid or obligatory for any purpose until the certificate of authentication of such Security shall have been manually executed
by or on behalf of the Trustee under such Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All terms used in
this Guarantee which are defined in such Indenture shall have the meanings assigned to them in such Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Guarantee shall
be deemed to be a contract made under the laws of the State of New York, and for all purposes shall be governed by and construed in accordance
with the law of the State of New York.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Executed and dated
the date on the face hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">RIO TINTO PLC</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD STYLE="width: 50%">&nbsp;</TD>
<TD STYLE="width: 5%; font-size: 10pt"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
<TD STYLE="border-bottom: Black 1pt solid; width: 45%; font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2"><FONT STYLE="font-size: 10pt">Name:</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Title:</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2"><FONT STYLE="font-size: 10pt">RIO TINTO LIMITED</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
<TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2"><FONT STYLE="font-size: 10pt">Name:</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Title:</TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Guarantee]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="margin: 0"></P>

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</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.9
<SEQUENCE>7
<FILENAME>tm256940d7_ex1-9.htm
<DESCRIPTION>EXHIBIT 1.9
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt"><B>Exhibit&nbsp;1.9</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt"><B>EXHIBIT&nbsp;C6
 &ndash; [TRANCHE 6 NOTES]</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">RIO TINTO FINANCE
(USA) PLC</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>OFFICERS&rsquo;
<BR>
CERTIFICATE</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><U>Officer&rsquo;s
Certificate pursuant to Section&nbsp;301 of the Indenture</U></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>$1,750,000,000
5.750% Notes due 2055</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">The undersigned, duly authorized by
Rio Tinto Finance (USA) plc (the &ldquo;<B>Company</B>&rdquo;), pursuant to Section&nbsp;301 of the indenture dated as of July&nbsp;2,
2001, which was amended and restated on March&nbsp;16, 2012 and amended by the first supplemental indenture dated as of May&nbsp;8, 2017
and the second supplemental indenture dated as of May&nbsp;6, 2020 (the &ldquo;<B>Indenture</B>&rdquo;), among the Company, Rio Tinto
Finance (USA) Limited, Rio Tinto Finance (USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (the &ldquo;<B>Trustee</B>&rdquo;)
and pursuant to a resolution duly adopted by the Board of Directors of the Company on March&nbsp;4, 2025 delegating authority to the
undersigned, HEREBY APPROVES AND CONFIRMS the following such terms:</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: bold 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">Notes</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">Title:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">$1,750,000,000 5.750% Notes
    due 2055</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; width: 29%; text-align: left"><FONT STYLE="font-size: 10pt">Principal
    Amount:</FONT></TD><TD STYLE="width: 2%; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 69%; text-align: left"><FONT STYLE="font-size: 10pt">$1,750,000,000</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">Maturity:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">March&nbsp;14, 2055</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">Issue Price:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">98.859%</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Interest
    Rate:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">5.750% per year</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Interest
    Payment Dates:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Semi-annually on March&nbsp;14
    and September&nbsp;14 of each year, commencing on September&nbsp;14, 2025</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Issue Date:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">March&nbsp;14, 2025</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Record
    Dates:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">The close of business on the
    fifteenth calendar day preceding each Interest Payment Date, whether or not such day is a Business Day.</FONT></TD></TR>
</TABLE>

<P STYLE="margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left; width: 29%"><FONT STYLE="font-size: 10pt">Optional
    Redemption:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 2%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; width: 69%"><FONT STYLE="font-size: 10pt">The Company or either
    of Rio Tinto plc or Rio Tinto Limited may redeem the Notes, in whole or in part, at its or their option at any time. Upon redemption,
    we will pay a redemption price equal to (i)&nbsp;if such redemption occurs prior to the September&nbsp;14, 2054 (&ldquo;2055 Notes
    Par Call Date&rdquo;), the greater of (x)&nbsp;100% of the principal amount of the Notes to be redeemed and (y)&nbsp;as certified
    to the trustee by us or Rio Tinto, the sum of the present values of the remaining scheduled payments discounted to the date of redemption
    on a semi-annual basis (assuming a 360-day year consisting of twelve 30-day months) at the Treasury Rate plus a spread of 20 basis
    points less interest accrued at the date of redemption or (ii)&nbsp;if such redemption occurs on or after the 2055 Notes Par Call
    Date, 100% of the principal amount of the Notes to be redeemed, together, in either case, with accrued interest on the principal
    amount of the Notes to be redeemed to the date of redemption.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&ldquo;Treasury Rate&rdquo; means, with respect to any redemption date,
    the yield determined in accordance with the following:</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">The Treasury Rate shall be determined by the Company or either of Rio
    Tinto plc or Rio Tinto Limited or any other designated agent of the Company or either of Rio Tinto plc or Rio Tinto Limited after
    4:15 p.m., (New York City time) (or after such time as yields on U.S. government securities are posted daily by the Board of Governors
    of the Federal Reserve System), on the third business day preceding the redemption date based upon the yield or yields for the most
    recent day that appear after such time on such day in the most recent statistical release published by the Board of Governors of
    the Federal Reserve System designated as &ldquo;Selected Interest Rates (Daily) - H.15&rdquo; (or any successor designation or publication)
    (&ldquo;H.15&rdquo;) under the caption &ldquo;U.S. government securities&ndash;Treasury constant maturities&ndash;Nominal&rdquo;
    (or any successor caption or heading) (&ldquo;H.15 TCM&rdquo;). In determining the Treasury Rate, the Company or either of Rio Tinto
    plc or Rio Tinto Limited or any other designated agent shall select, as applicable:</FONT></TD></TR>
</TABLE>

<P STYLE="margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>



<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%"><TR STYLE="vertical-align: top">
<TD STYLE="width: 31%"></TD><TD STYLE="width: 3%"><FONT STYLE="font-size: 10pt">(1)</FONT></TD><TD STYLE="width: 66%"><FONT STYLE="font-size: 10pt">the
                                            yield for the Treasury constant maturity on H.15 exactly equal to the period from the redemption
                                            date to the 2055 Notes Par Call Date (the &ldquo;Remaining Life&rdquo;); or</FONT></TD></TR></TABLE>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%"><TR STYLE="vertical-align: top">
<TD STYLE="width: 31%"></TD><TD STYLE="width: 3%"><FONT STYLE="font-size: 10pt">(2)</FONT></TD><TD STYLE="width: 66%"><FONT STYLE="font-size: 10pt">if
                                            there is no such Treasury constant maturity on H.15 exactly equal to the Remaining Life,
                                            the two yields &ndash; one yield corresponding to the Treasury constant maturity on H.15
                                            immediately shorter than and one yield corresponding to the Treasury constant maturity on
                                            H.15 immediately longer than the Remaining Life &ndash; and shall interpolate to the 2055
                                            Notes Par Call Date on a straight-line basis (using the actual number of days) using such
                                            yields and rounding the result to three decimal places; or</FONT></TD></TR></TABLE>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%"><TR STYLE="vertical-align: top">
<TD STYLE="width: 31%"></TD><TD STYLE="width: 3%"><FONT STYLE="font-size: 10pt">(3)</FONT></TD><TD STYLE="width: 66%"><FONT STYLE="font-size: 10pt">if
                                            there is no such Treasury constant maturity on H.15 shorter than or longer than the Remaining
                                            Life, the yield for the single Treasury constant maturity on H.15 closest to the Remaining
                                            Life.</FONT></TD></TR></TABLE>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 31%">&nbsp;</TD>
    <TD STYLE="width: 69%; font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">For purposes of the foregoing, the applicable Treasury constant maturity or
    maturities on H.15 shall be deemed to have a maturity date equal to the relevant number of months or years, as applicable, of such
    Treasury constant maturity from the redemption date.</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">If on the third business day preceding the redemption date H.15 TCM is no longer
    published, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall calculate the Treasury
    Rate based on the rate per annum equal to the semi-annual equivalent yield to maturity at 11:00 a.m.&nbsp;(New York City time), on
    the second business day preceding such redemption date of the United States Treasury security maturing on, or with a maturity that
    is closest to, the 2055 Notes Par Call Date, as applicable. If there is no United States Treasury security maturing on the 2055 Notes
    Par Call Date but there are two or more United States Treasury securities with a maturity date equally distant from the 2055 Notes
    Par Call Date, one with a maturity date preceding the 2055 Notes Par Call Date and one with a maturity date following the 2055 Notes
    Par Call Date, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select the United
    States Treasury security with a maturity date preceding the 2055 Notes Par Call Date. If there are two or more United States Treasury
    securities maturing on the 2055 Notes Par Call Date or two or more United States Treasury securities meeting the criteria of the
    preceding sentence, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select from among
    these two or more United States Treasury securities the United States Treasury security that is trading closest to par based upon
    the average of the bid and asked prices for such United States Treasury securities at 11:00 a.m.&nbsp;(New York City time). In determining
    the Treasury Rate in accordance with the terms of this paragraph, the semi-annual yield to maturity of the applicable United States
    Treasury security shall be based upon the average of the bid and asked prices (expressed as a percentage of principal amount) at
    11:00 a.m.&nbsp;(New York City time), of such United States Treasury security, and rounded to three decimal places.</TD></TR>
</TABLE>

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 31%">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 69%">Our actions and determinations in determining the redemption price
    shall be conclusive and binding for all purposes, absent manifest error.</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">Notice of any redemption will be mailed or electronically delivered (or otherwise
    transmitted in accordance with the depositary&rsquo;s procedures) at least 10 days but not more than 60 days before the redemption
    date to each holder of Notes to be redeemed.</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">In the case of a partial redemption, selection of the Notes for redemption will
    be made pro rata, by lot or by such other method as the Trustee in its sole discretion deems appropriate and fair. No Notes of a
    principal amount of $2,000 or less will be redeemed in part. If any of the Notes are to be redeemed in part only, the notice of redemption
    that relates to the Notes will state the portion of the principal amount of the Notes to be redeemed. A new note in a principal amount
    equal to the unredeemed portion of the Notes will be issued in the name of the holder of the Notes upon surrender for cancellation
    of the original Notes. For so long as the notes are held by DTC (or another depositary), the redemption of the Notes shall be done
    in accordance with the policies and procedures of the depositary.</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">Unless the Company or either of Rio Tinto plc or Rio Tinto Limited defaults
    in payment of the redemption price, on and after the redemption date interest will cease to accrue on the Notes or portions thereof
    called for redemption.</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  </TABLE>


<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 31%"><FONT STYLE="font-size: 10pt">Guarantees</FONT></TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-size: 10pt">The Notes will be fully and unconditionally guaranteed on an unsubordinated
    basis by each of Rio Tinto plc and Rio Tinto Limited as to principal, interest and premium when and as any such payments become due
    and payable, whether at maturity, upon redemption or declaration of acceleration, or otherwise.</FONT></TD></TR></TABLE>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; width: 29%; vertical-align: top"><FONT STYLE="font-size: 10pt">Form&nbsp;of
    Notes:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 2%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 69%; text-align: left"><FONT STYLE="font-size: 10pt">The Notes will be
    issued in registered form and will be represented by Global Securities, which will be executed and delivered in substantially the
    form attached hereto as <U>Exhibit&nbsp;A</U>. The Notes will be registered in the name of a nominee of The Depository Trust Company
    and deposited with The Bank of New York Mellon, as depositary.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"><FONT STYLE="font-size: 10pt">Place of
    Payment, Paying Agent:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">The Bank of New York Mellon</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">240 Greenwich Street, Floor 7E,</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">New York, NY 10286</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">United States of America</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">Attention: Global Corporate Trust</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"><FONT STYLE="font-size: 10pt">Notices
    and Demands to Company:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">Rio Tinto Finance (USA) plc</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">6 St. James&rsquo;s Square <BR>
    London SW1Y 4AD <BR>
    United Kingdom</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">or&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">Cheree Finan&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">Rio Tinto Services Inc.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">80 State Street&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">Albany, NY 12207-2543,&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">United States&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; vertical-align: top"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD><TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="text-align: left"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; vertical-align: top; text-align: left"><FONT STYLE="font-size: 10pt">Payment
    of Additional Amounts:</FONT></TD><TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><FONT STYLE="font-size: 10pt">All payments of principal, premium
    (if any) and interest in respect of the Notes or the Guarantees will be made free and clear of, and without withholding or deduction
    for, any taxes, assessments, duties or governmental charges imposed, levied or collected by any jurisdiction in which the Company,
    Rio Tinto plc or Rio Tinto Limited, as the case may be, or any successor entity, are organized (or any political subdivision or taxing
    authority of or in that jurisdiction having power to tax). If withholding or deduction is required by law, the Company, Rio Tinto
    plc or Rio Tinto Limited, as the case may be, must, subject to certain exceptions, pay to each holder of the Notes additional amounts
    as may be necessary in order that every net payment of principal of (and premium, if any, on) and interest on the Notes after deduction
    or other withholding for or on account of any present or future tax, assessment, duty or other governmental charge, will not be less
    than the amount that would have been payable on the Notes in the absence of such deduction or withholding.</FONT></TD></TR>
</TABLE>
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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; width: 29%; text-align: left">Optional Tax Redemption:</TD><TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 2%">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 69%; text-align: left">The Notes may be redeemed at the option of the
    Company or either of Rio Tinto plc or Rio Tinto Limited upon the occurrence of certain tax events in accordance with the redemption
    provisions set out in the forms of the Note attached hereto as <U>Exhibit&nbsp;A</U>.</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top">&nbsp;</TD><TD>&nbsp;</TD>
    <TD STYLE="text-align: left">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left">Further Issues:</TD><TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left">The Company may from time to time without the consent of the
    holders of the Notes create and issue further notes having the same terms and conditions as the notes so that the further issue is
    consolidated and forms a single series with such notes, provided that such further issue constitutes a &ldquo;qualified reopening&rdquo;
    for U.S. federal income tax purposes or such further notes are issued with not more than a de minimis amount of original issue discount
    for U.S. federal income tax purposes.</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; vertical-align: top">&nbsp;</TD><TD>&nbsp;</TD>
    <TD STYLE="text-align: left">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="vertical-align: top; font: 10pt Times New Roman, Times, Serif; text-align: left">Other Terms:</TD><TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left">The other terms of the Notes shall be substantially as set
    forth in the Indenture and the Prospectus Supplement dated March&nbsp;13, 2025 relating to the Notes and the forms of the Note attached
    hereto as Exhibit&nbsp;A.</TD></TR>
  </TABLE>


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<P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><FONT STYLE="font-size: 10pt"><I>[rest
of this page&nbsp;intentionally left blank]</I></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B><U>EXHIBIT&nbsp;A</U></B></FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Dated: March&nbsp;14, 2025</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; width: 50%; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">/s/
    Maurita Sutedja</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Name: Maurita Sutedja</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Title: Group Treasurer</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Rio Tinto Finance
(USA) plc signature page&nbsp;to Officer&rsquo;s Certificate pursuant to the Indenture]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">THIS SECURITY IS
A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. AS
THE NOMINEE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION (&ldquo;DTC&rdquo;). UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED
REPRESENTATIVE OF DTC TO RIO TINTO FINANCE (USA) PLC OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE, OR PAYMENT, AND ANY CERTIFICATE
ISSUED IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC
(AND ANY PAYMENT IS MADE TO CEDE&nbsp;&amp; CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY
TRANSFER, PLEDGE, OR OTHER USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF,
CEDE&nbsp;&amp; CO., HAS AN INTEREST HEREIN.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">RIO TINTO FINANCE
(USA) PLC</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">5.750% NOTE DUE
2055</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">PAYMENT OF PRINCIPAL,
PREMIUM,&nbsp;IF ANY, AND INTEREST GUARANTEED BY RIO TINTO PLC AND RIO TINTO LIMITED</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">No.&nbsp;00[1/2/3/4]</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">$[50/50/50/25]0,000,000</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">CUSIP: 76720A AV8</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><FONT STYLE="font-size: 10pt">ISIN: US76720AAV89</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Rio Tinto Finance
(USA) plc, a public limited company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;,
which term includes any successor Person under the Indenture hereinafter referred to), for value received, hereby promises to pay to
Cede&nbsp;&amp; Co., or registered assigns, the principal sum of $500,000,000 on March&nbsp;14, 2055, and to pay interest thereon from
the date hereof or from the most recent Interest Payment Date to which interest has been paid or duly provided for, semi-annually in
arrears on March&nbsp;14 and September&nbsp;14 in each year, commencing on September&nbsp;14, 2025, at the rate of 5.750% per annum,
until the principal hereof is paid or made available for payment. The interest so payable, and punctually paid or duly provided for,
on any Interest Payment Date will, as provided in such Indenture, be paid to the Person in whose name this Security (or one or more Predecessor
Securities) is registered at the close of business on the Regular Record Date for such interest, which shall be the August&nbsp;30 or
February&nbsp;27 (whether or not a Business Day), as the case may be, next preceding such Interest Payment Date. Any such interest not
so punctually paid or duly provided for will forthwith cease to be payable to the Holder on such Regular Record Date and may either be
paid to the Person in whose name this Security (or one or more Predecessor Securities) is registered at the close of business on a Special
Record Date for the payment of such Defaulted Interest to be fixed by the Trustee, notice whereof shall be given to Holders of Securities
of this series not less than 10 days prior to such Special Record Date, or be paid at any time in any other lawful manner not inconsistent
with the requirements of any securities exchange on which the Securities of this series may be listed, and upon such notice as may be
required by such exchange, all as more fully provided in said Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Payment of the principal
of (and premium, if any) and interest on this Security will be made at the office or agency of the Issuer maintained for that purpose
in the Borough of Manhattan in the City of New York, or at such other agency as the Issuer may determine, in such coin or currency of
the United States of America as at the time of payment is legal tender for payment of public and private debts.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All payments of,
or in respect of, principal of and any premium and interest on this Security, shall be made without withholding or deduction for, or
on account of, any present or future taxes, duties, assessments or governmental charges of whatever nature imposed or levied by or on
behalf of the United Kingdom or any political subdivision or taxing authority thereof or therein, unless such taxes, duties, assessments
or governmental charges are required by the United Kingdom or any such subdivision or authority to be withheld or deducted. In that event,
the Issuer will pay such additional amounts (as described in Section&nbsp;1004 of the Indenture) as will result (after deduction of such
taxes, duties, assessments or governmental charges and any additional taxes, duties, assessments or governmental charges payable in respect
of such) in the payment to the Holder of this Security of the amounts to which such Holder would have been entitled had no such withholding
or deduction been required, subject to certain exceptions as set forth in Article&nbsp;Ten of the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Reference is hereby
made to the further provisions of this Security set forth on the reverse hereof, which further provisions shall for all purposes have
the same effect as if set forth at this place.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Unless the certificate
of authentication hereon has been executed by the Trustee referred to on the reverse hereof, directly or through an Authenticating Agent,
by manual or PDF or other electronic image scan signature of the Trustee created by an electronic platform (such as DocuSign) or by digital
signing (such as Adobe Sign) of an authorized signatory, this Security shall not be entitled to any benefit under the Indenture or be
valid or obligatory for any purpose.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">IN WITNESS WHEREOF,
the Issuer has caused this instrument to be duly executed manually or in facsimile.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Each attorney executing this Agreement
states that he/she has no notice of revocation or suspension of his/her power of attorney.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 50%"><FONT STYLE="font-size: 10pt">Signed for Rio Tinto Finance (USA)
    plc by its attorney:</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Attorney Signature</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Print Name</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>(See reverse
for additional terms)</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Global Note]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>CERTIFICATE OF
AUTHENTICATION</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This is one of the
Securities of the series designated therein referred to in the within-mentioned Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Dated: _____________, 2025</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right; text-indent: 0.25in"><FONT STYLE="font-size: 10pt">THE
BANK OF NEW YORK MELLON,</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right"><FONT STYLE="font-size: 10pt"><I>as Trustee</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 3%">By:</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 47%">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: italic 10pt Times New Roman, Times, Serif; text-align: right">&nbsp;</TD>
    <TD STYLE="font: italic 10pt Times New Roman, Times, Serif; text-align: right">Authorized Officer</TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><I>[Signature page&nbsp;to
Global Note Certificate of Authentication]</I></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt">REVERSE OF REGISTERED
SECURITY</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This Security is
one of a duly authorized issue of securities of the Issuer (herein called the &ldquo;Securities&rdquo;), issued and to be issued in one
or more series under an Indenture dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012 and as amended by
the supplemental indenture dated May&nbsp;8, 2017 and the supplemental indenture dated May&nbsp;6, 2020 (herein called the &ldquo;Indenture&rdquo;,
which term shall have the meaning assigned to it in such instrument), among Rio Tinto Finance (USA) Limited, a corporation duly organized
and existing under the laws of the State of Victoria, Australia, Rio Tinto Finance (USA) plc, a public limited company duly incorporated
and existing under the laws of England and Wales, Rio Tinto Finance (USA) Inc., a corporation incorporated under the laws of the State
of Delaware, Rio Tinto plc, a public limited company duly organized and existing under the laws of England and Wales, Rio Tinto Limited,
a corporation duly organized and existing under the laws of the State of Victoria, Australia (Rio Tinto plc and Rio Tinto Limited each
being referred to herein as a &ldquo;Guarantor&rdquo;, which term includes any Successor Persons under the Indenture referred to herein
and, together, the &ldquo;Guarantors&rdquo;) and The Bank of New York Mellon, as Trustee (herein called the &ldquo;Trustee&rdquo;, which
term includes any successor trustee under the Indenture), and reference is hereby made to the Indenture and all indentures supplemental
thereto for a statement of the respective rights, limitations of rights, duties and immunities thereunder of the Issuer, the Guarantors,
the Trustee and the Holders of the Securities and of the terms upon which the Securities are, and are to be, authenticated and delivered.
This Security is one of the series designated on the face hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities may
be redeemed at the option of the Issuer or any of the Guarantors in whole, but not in part, at any time at the Redemption Price equal
to the principal amount thereof plus accrued interest to the date fixed for redemption if the Issuer or a Guarantor determines that if,
as a result of any change in or amendment to the laws or any regulations or rulings promulgated thereunder of the jurisdiction (or of
any political subdivision or taxing authority thereof or therein) in which the Issuer or any of the Guarantors is incorporated or any
change in the official application or interpretation of such laws, regulations or rulings, or any change in the official application
or interpretation of, or any execution of or amendment to, any treaty or treaties affecting taxation to which such jurisdiction (or such
political subdivision or taxing authority) is a party, which change, execution or amendment becomes effective on or after March&nbsp;11,
2025, (i)&nbsp;the Issuer or any of the Guarantors is or would be required to pay additional amounts of interest with respect to the
Securities or Guarantees on the next succeeding Interest Payment Date as set forth in the Guarantee endorsed hereon (or in a supplemental
indenture) or (ii)&nbsp;any Guarantor or any Subsidiary of any Guarantor is or would be required to deduct or withhold tax on any payment
to the Issuer to enable the Issuer to make any payment of principal or interest in respect of the Securities and, in each case, the payment
of such additional amounts in the case of (i)&nbsp;above or such deduction or withholding in the case of (ii)&nbsp;above cannot be avoided
by the use of any reasonable measures available to the Issuer, any relevant Guarantor or Subsidiary.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities may
also be redeemed in whole, but not in part, upon not less than 10 nor more than 60 days&rsquo; notice given as provided in the Indenture
at any time at a Redemption Price equal to the principal amount thereof plus accrued interest to the date fixed for redemption if the
Person formed by a consolidation of any of the Guarantors or into which any of the Guarantors is merged or to which any of the Guarantors
conveys, transfers or leases its properties and assets substantially as an entirety is required to pay a Holder additional amounts in
respect of any tax, assessment or governmental charge imposed on any such Holder or required to be withheld or deducted from any payment
to such Holder as a consequence of such consolidation, merger, conveyance transfer or lease.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Notice of redemption
will be given by mail to Holders of Securities, not less than 10 nor more than 60 days prior to the date fixed for redemption, all as
provided in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">In the event of
redemption of this Security in part only, a new Security or Securities of this series and of like tenor for the unredeemed portion hereof
will be issued in the name of the Holder hereof upon the cancellation hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture contains
provisions for defeasance at any time of the entire indebtedness of this Security or certain restrictive covenants and Events of Default
with respect to this Security, in each case upon compliance with certain conditions set forth in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">If an Event of Default
with respect to Securities of this series shall occur and be continuing, the principal of the Securities of this series may be declared
due and payable in the manner and with the effect provided in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture permits,
with certain exceptions as therein provided, the amendment thereof and the modification of the rights and obligations of the Issuer and
the Guarantors and the rights of the Holders of the Securities of each series to be affected under the Indenture at any time by the Issuer,
the Guarantors and the Trustee with the consent of the Holders of a majority in principal amount of the Securities at the time Outstanding
of each series to be affected. The Indenture also contains provisions permitting the Holders of specified percentages in principal amount
of the Securities of each series at the time Outstanding, on behalf of the Holders of all Securities of such series, to waive compliance
by the Issuer or the Guarantors with certain provisions of the Indenture and certain past defaults under the Indenture and their consequences.
Any such consent or waiver by the Holder of this Security shall be conclusive and binding upon such Holder and upon all future Holders
of this Security and of any Security issued upon the registration of transfer hereof or in exchange herefor or in lieu hereof, whether
or not notation of such consent or waiver is made upon this Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">As provided in and
subject to the provisions of the Indenture, no Holder of any Security of this series will have the right to institute any proceeding
with respect to the Indenture, the Guarantee endorsed hereon, this Security or for the appointment of a receiver or trustee or for any
other remedy thereunder, unless such Holder shall have previously given the Trustee written notice of a continuing Event of Default with
respect to the Securities of this series, the Holders of not less than 25% in principal amount of the Securities of this series at the
time Outstanding shall have made written request to the Trustee to institute proceedings in respect of such Event of Default as Trustee
and offered the Trustee reasonable indemnity, and the Trustee shall not have received from the Holders of a majority in principal amount
of Securities of this series at the time Outstanding a direction inconsistent with such request, and shall have failed to institute any
such proceeding, for 60 days after receipt of such notice, request and offer of indemnity. The foregoing shall not apply to any suit
instituted by the Holder of this Security for the enforcement of any payment of principal hereof or any premium or interest hereon on
or after the respective due dates expressed herein.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No reference herein
to the Indenture and no provision of this Security or of the Indenture shall alter or impair the obligation of the Issuer, which is absolute
and unconditional, to pay the principal of and any premium and interest on this Security at the times, places and rate, and in the coin
or currency, herein prescribed.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">As provided in the
Indenture and subject to certain limitations therein set forth, the transfer of this Security is registrable in the Security Register,
upon surrender of this Security for registration of transfer at the office or agency of the Issuer in any place where the principal of
and any premium and interest on this Security are payable, duly endorsed by, or accompanied by a written instrument of transfer in form
satisfactory to the Issuer and the Security Registrar duly executed by, the Holder hereof or his attorney duly authorized in writing,
and thereupon one or more new Securities of this series and of like tenor, of authorized denominations and for the same aggregate principal
amount, will be issued to the designated transferee or transferees.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Securities of
this series are issuable only in registered form without coupons in denominations of $2,000 and any integral multiple of $1,000 in excess
thereof. As provided in the Indenture and subject to certain limitations therein set forth, Securities of this series are exchangeable
for a like aggregate principal amount of Securities of this series and of like tenor of a different authorized denomination, as requested
by the Holder surrendering the same.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No service charge
shall be made for any such registration of transfer or exchange, but the Issuer may require payment of a sum sufficient to cover any
tax or other governmental charge payable in connection therewith.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Prior to due presentment
of this Security for registration of transfer or exchange, the Issuer, the Guarantors, the Trustee and any agent of the Issuer, the Guarantors
or the Trustee may treat the Person in whose name this Security is registered as the owner hereof for all purposes, whether or not this
Security be overdue, and neither the Issuer, the Guarantors, the Trustee nor any such agent shall be affected by notice to the contrary.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Indenture and
this Security shall be governed by and construed in accordance with the laws of the State of New York, without regard to principles of
conflicts of laws.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Interest on this
Security shall be computed on the basis of a 360-day year of twelve 30-day months.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All terms used in
this Security which are defined in the Indenture shall have the meanings assigned to them in the Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><FONT STYLE="font-size: 10pt">GUARANTEE</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Rio Tinto plc, a
public limited company incorporated under the laws of England and Wales, having its registered office at 6 St James&rsquo;s Square, London
SW1Y 4AD, United Kingdom, and Rio Tinto Limited (ABN 96 004 458 404), a corporation incorporated under the laws of the State of Victoria,
Australia, having its principal office at Level 43, 120 Collins Street, Melbourne, Victoria 3000, Australia (each being referred to herein
as a &ldquo;Guarantor&rdquo;, which term includes any successor Person under the Indenture referred to in the Security upon which this
Guarantee is endorsed, and together, the &ldquo;Guarantors&rdquo;), for value received hereby unconditionally guarantee to the Holder
of the Security upon which this Guarantee is endorsed and to the Trustee on behalf of each such Holder the due and punctual payment of
the principal of, premium, if any, and interest on such Security (including any additional amounts payable pursuant to Section&nbsp;1004
of the Indenture in respect thereof) and the due and punctual payment of the sinking fund or analogous payments referred to therein,
if any, when and as the same shall become due and payable (subject to any period of grace provided with respect thereto), whether at
the Stated Maturity, by declaration of acceleration, call for redemption or otherwise, according to the terms thereof and of the Indenture
referred to therein and any other payment of interest under the Indenture. In the case of the failure of Rio Tinto Finance (USA) plc,
a public limited company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;,
which term includes any successor Person under such Indenture), punctually to make any such payment of principal, premium, if any, or
interest or any sinking fund or analogous payment, the Guarantors hereby, jointly and severally, agree to cause any such payment to be
made punctually when and as the same shall become due and payable, whether at the Stated Maturity or by declaration of acceleration,
call for redemption or otherwise, and as if such payment were made by the Issuer. The obligations of the Guarantors under this Guarantee
shall be joint and several.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
hereby further agrees, subject to the limitations and exceptions set forth below, that if any deduction or withholding for any present
or future taxes, assessments or other governmental charges of the jurisdiction (or any political subdivision or taxing authority thereof
or therein) in which such Guarantor is incorporated shall at any time be required by such jurisdiction (or any such political subdivision
or taxing authority) in respect of any amount to be paid by such Guarantor under this Guarantee or a Security, then such Guarantor will
pay to the Holder of a Security such additional amounts as may be necessary in order that the net amounts paid to the Holder of such
Security who, with respect to any such tax, assessment, or other governmental charge, is not resident in such jurisdiction, after such
deduction or withholding, shall be not less than the amounts specified in such Security to which such Holder is entitled; provided however,
that such Guarantor shall not be required to make any payment of additional amounts (i)&nbsp;if the Holder is a United States Person,
for or on account of any such tax, assessment or other governmental charge imposed by the United States or any political subdivisions
or taxing authority thereof or therein, (ii)&nbsp;for or on account of:</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(a)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge which would not have been imposed but for (i)&nbsp;the existence of any present or former
connection between such Holder (or between a fiduciary, settlor, beneficiary, member or shareholder of, or possessor of a power over,
such Holder, if such Holder is an estate, trust, partnership or corporation) and the taxing jurisdiction or any political subdivision
or territory or possession thereof or area subject to its jurisdiction, including, without limitation, such Holder (or such fiduciary,
settlor, beneficiary, member, shareholder or possessor) being or having been a citizen or resident thereof or being or having been present
or engaged in trade or business therein or having or having had a permanent establishment therein or (ii)&nbsp;the presentation of a
Security (where presentation is required) for payment on a date more than 30 days after the date on which such payment became due and
payable or the date on which payment thereof is duly provided for, whichever occurs later;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(b)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
estate, inheritance, gift, sale, transfer, personal property or similar tax, assessment or other governmental charge;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(c)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment, or other governmental charge which is payable otherwise than by withholding from payments of (or in respect of) principal
of, premium, if any, or interest on, the Securities;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(d)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge that is imposed or withheld by reason of the failure to comply by the Holder or the beneficial
owner of a Security with a request of the Issuer or the applicable Guarantor addressed to the Holder (i)&nbsp;to provide information
concerning the nationality, residence or identity of the Holder or such beneficial owner or (ii)&nbsp;to make any declaration or other
similar claim or satisfy any information or reporting requirement, which, in the case of Clause (i)&nbsp;or (ii), is required or imposed
by a statute, treaty, regulation or administrative practice of the taxing jurisdiction as a precondition to exemption from all or part
of such tax, assessment or other governmental charge;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(e)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;in
the case of a payment made by Rio Tinto plc under the Guarantees, any tax, assessment or other governmental charge imposed as a result
of the Security being presented for payment in the United Kingdom unless presentment could not have been made elsewhere;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(f)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction required to be made with respect to a Security presented for payment by or on behalf of a Holder of such Security
who would have been able to avoid such withholding or deduction by presenting the relevant Security to another Paying Agent;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(g)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction for which a determination is made by the Australian Commissioner of Taxation that the withholding or deduction
is payable because the Holder has participated in a scheme to avoid withholding tax provided that neither the Issuer nor any Guarantor
participated in or was a party to such scheme; or</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">(h)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
combination of items (a), (b), (c), (d), (e), (f)&nbsp;or (g);</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">nor shall additional
amounts be paid with respect to any payment of the principal of, premium, if any or any interest on any Security to any Holder who is
a fiduciary or partnership or other than the sole beneficial owner of such payment to the extent such payment would be required by the
laws of the jurisdiction (or any political subdivision or taxing authority thereof or therein) to be included in the income for tax purposes
of a beneficiary or settlor with respect to such fiduciary or a member of such partnership or a beneficial owner who would not have been
entitled to such additional amounts had it been the Holder of the Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
hereby agrees that its obligations hereunder shall be as if it were principal debtor and not merely surety, and shall be absolute and
unconditional, irrespective of, and shall be unaffected by, any invalidity, irregularity or unenforceability of such Security or such
Indenture, any failure to enforce the provisions of such Security or such Indenture, or any waiver, modification or indulgence granted
to the Issuer with respect thereto, by the Holder of such Security or the Trustee or any other circumstance which may otherwise constitute
a legal or equitable discharge of a surety or guarantor; provided however, that, notwithstanding the foregoing, no such waiver, modification
or indulgence shall, without the consent of each of the Guarantors, increase the principal amount of such Security, or increase the interest
rate thereon, or increase any premium payable upon redemption thereof, or alter the Stated Maturity thereof, or increase the principal
amount of any Original Issue Discount Security that would be due and payable upon a declaration of acceleration of the maturity thereof
pursuant to Section&nbsp;502 of such Indenture. Each of the Guarantors hereby waives diligence, presentment, demand of payment, filing
of claims with a court in the event of a merger or bankruptcy of the Issuer, any right to require a proceeding first against the Issuer,
protest or notice with respect to such Security or the indebtedness evidenced thereby or with respect to any sinking fund or analogous
payment require under such Security and all demands whatsoever, and covenants that this Guarantee will not be discharged except by payment
in full of the principal of, premium, if any, and interest on such Security.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Notwithstanding
anything to the contrary contained herein, each of the Guarantors shall be entitled to withhold and deduct any amounts required to be
deducted or withheld pursuant to an agreement described in Section&nbsp;1471(b)&nbsp;of the Code, or otherwise imposed pursuant to Sections
1471 through 1474 of the Code (or any regulations thereunder or official interpretations thereof) or an intergovernmental agreement between
the United States and another jurisdiction facilitating the implementation thereof (or any law implementing such an intergovernmental
agreement) (any such withholding or deduction, a &ldquo;FATCA Withholding&rdquo;), and the Guarantors shall not be required to pay any
additional amounts in respect of FATCA Withholding.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Each of the Guarantors
shall be subrogated to all rights of the Holder of such Security and the Trustee against the Issuer in respect of any amounts paid to
such Holder by such Guarantor pursuant to the provisions of this Guarantee, provided, however, that such Guarantor shall not be entitled
to enforce, or to receive any payments arising out of or based upon, such right of subrogation until the principal of, premium, if any,
and interest on all Securities of the same series issued under such Indenture shall have been paid in full.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">No reference herein
to such Indenture and no provision of this Guarantee or of such Indenture shall alter or impair the guarantee of the Guarantors, which
is absolute and unconditional, of the due and punctual payment of the principal of, premium, if any, and interest on, and any sinking
fund or analogous payments with respect to, the Security upon which this Guarantee is endorsed.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">This Guarantee shall
not be valid or obligatory for any purpose until the certificate of authentication of such Security shall have been manually executed
by or on behalf of the Trustee under such Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">All terms used in
this Guarantee which are defined in such Indenture shall have the meanings assigned to them in such Indenture.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">The Guarantee shall
be deemed to be a contract made under the laws of the State of New York, and for all purposes shall be governed by and construed in accordance
with the law of the State of New York.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in"><FONT STYLE="font-size: 10pt">Executed and dated
the date on the face hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">RIO TINTO PLC</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD STYLE="width: 50%">&nbsp;</TD>
<TD STYLE="width: 5%; font-size: 10pt"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
<TD STYLE="border-bottom: Black 1pt solid; width: 45%; font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2"><FONT STYLE="font-size: 10pt">Name:</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Title:</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2"><FONT STYLE="font-size: 10pt">RIO TINTO LIMITED</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD STYLE="font-size: 10pt"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
<TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2"><FONT STYLE="font-size: 10pt">Name:</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
<TD COLSPAN="2">Title:</TD></TR>
</TABLE>
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Guarantee]</I></FONT></P>

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<DOCUMENT>
<TYPE>EX-1.10
<SEQUENCE>8
<FILENAME>tm256940d7_ex1-10.htm
<DESCRIPTION>EXHIBIT 1.10
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
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<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Exhibit&nbsp;1.10</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>EXHIBIT&nbsp;C7 &ndash; [TRANCHE 7 NOTES]</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">RIO TINTO FINANCE (USA) PLC</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>OFFICERS&rsquo;<BR>
 CERTIFICATE</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><U>Officer&rsquo;s Certificate pursuant to Section&nbsp;301
of the&#8239;Indenture</U></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>$750,000,000 5.875% Notes due 2065</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">The undersigned, duly authorized by Rio Tinto Finance (USA) plc (the
 &ldquo;<B>Company</B>&rdquo;), pursuant to Section&nbsp;301 of the indenture dated as of July&nbsp;2, 2001, which was amended and restated
on March&nbsp;16, 2012 and amended by the first supplemental indenture dated as of May&nbsp;8, 2017 and the second supplemental indenture
dated as of May&nbsp;6, 2020 (the &ldquo;<B>Indenture</B>&rdquo;), among the Company, Rio Tinto Finance (USA) Limited, Rio Tinto Finance
(USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (the &ldquo;<B>Trustee</B>&rdquo;) and pursuant to a resolution
duly adopted by the Board of Directors of the Company on March&nbsp;4, 2025 delegating authority to the undersigned, HEREBY APPROVES AND
CONFIRMS the following such terms:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Notes</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Title:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">$750,000,000 5.875% Notes due 2065</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Principal Amount:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">$750,000,000</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Maturity:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">March 14, 2065</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Issue Price:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">99.147%</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Interest Rate:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">5.875% per year</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Interest Payment Dates:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Semi-annually on March 14 and September 14 of each year, commencing on September 14, 2025</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Issue Date:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">March 14, 2025</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Record Dates:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The close of business on the fifteenth calendar day preceding each Interest Payment Date, whether or not such day is a Business Day.</FONT></TD></TR>
</TABLE>

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Optional Redemption:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">The Company or either of Rio Tinto plc or Rio Tinto Limited may redeem the Notes, in whole or in part, at its or their option at any time. Upon redemption, we will pay a redemption price equal to (i) if such redemption occurs prior to September 14, 2064 (&ldquo;2065 Notes Par Call Date&rdquo;), the greater of (x) 100% of the principal amount of the Notes to be redeemed and (y) as certified to the trustee by us or Rio Tinto, the sum of the present values of the remaining scheduled payments discounted to the date of redemption on a semi-annual basis (assuming a 360-day year consisting of twelve 30-day months) at the Treasury Rate plus a spread of 20 basis points less interest accrued at the date of redemption or (ii) if such redemption occurs on or after the 2065 Notes Par Call Date, 100% of the principal amount of the Notes to be redeemed, together, in either case, with accrued interest on the principal amount of the Notes to be redeemed to the date of redemption. </FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">&ldquo;Treasury Rate&rdquo; means, with respect to any redemption date, the yield determined in accordance with the following: </FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Treasury Rate shall be determined by the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent of the Company or either of Rio Tinto plc or Rio Tinto Limited after 4:15 p.m., (New York City time) (or after such time as yields on U.S. government securities are posted daily by the Board of Governors of the Federal Reserve System), on the third business day preceding the redemption date based upon the yield or yields for the most recent day that appear after such time on such day in the most recent statistical release published by the Board of Governors of the Federal Reserve System designated as &ldquo;Selected Interest Rates (Daily) - H.15&rdquo; (or any successor designation or publication) (&ldquo;H.15&rdquo;) under the caption &ldquo;U.S. government securities&ndash;Treasury constant maturities&ndash;Nominal&rdquo; (or any successor caption or heading) (&ldquo;H.15 TCM&rdquo;). In determining the Treasury Rate, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select, as applicable:</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
<TD STYLE="width: 29%">&nbsp;</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
<TD STYLE="width: 3%">(1) &nbsp;</TD>
<TD STYLE="width: 66%"><FONT STYLE="font-family: Times New Roman, Times, Serif">the yield for the Treasury constant maturity on H.15 exactly equal to the period from the redemption date to the 2065 Notes Par Call Date (the &ldquo;Remaining Life&rdquo;); or</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD></TR>
</TABLE>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
<TD STYLE="width: 29%">&nbsp;</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
<TD STYLE="width: 3%"><FONT STYLE="font-size: 10pt">(2)</FONT></TD>
<TD STYLE="width: 66%"><FONT STYLE="font-family: Times New Roman, Times, Serif">if there is no such Treasury constant maturity on H.15 exactly equal to the Remaining Life, the two yields &ndash; one yield corresponding to the Treasury constant maturity on H.15 immediately shorter than and one yield corresponding to the Treasury constant maturity on H.15 immediately longer than the Remaining Life &ndash; and shall interpolate to the 2065 Notes Par Call Date on a straight-line basis (using the actual number of days) using such yields and rounding the result to three decimal places; or</FONT></TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
<TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
<TD><FONT STYLE="font-size: 10pt">(3)</FONT></TD>
<TD><FONT STYLE="font-family: Times New Roman, Times, Serif">if there is no such Treasury constant maturity on H.15 shorter than or longer than the Remaining Life, the yield for the single Treasury constant maturity on H.15 closest to the Remaining Life.</FONT></TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%">&nbsp;</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">For purposes of the foregoing, the applicable Treasury constant maturity or maturities on H.15 shall be deemed to have a maturity date equal to the relevant number of months or years, as applicable, of such Treasury constant maturity from the redemption date.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">If on the third business day preceding the redemption date H.15 TCM is no longer published, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall calculate the Treasury Rate based on the rate per annum equal to the semi-annual equivalent yield to maturity at 11:00 a.m. (New York City time), on the second business day preceding such redemption date of the United States Treasury security maturing on, or with a maturity that is closest to, the 2065 Notes Par Call Date, as applicable. If there is no United States Treasury security maturing on the 2065 Notes Par Call Date but there are two or more United States Treasury securities with a maturity date equally distant from the 2065 Notes Par Call Date, one with a maturity date preceding the 2065 Notes Par Call Date and one with a maturity date following the 2065 Notes Par Call Date, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select the United States Treasury security with a maturity date preceding the 2065 Notes Par Call Date. If there are two or more United States Treasury securities maturing on the 2065 Notes Par Call Date or two or more United States Treasury securities meeting the criteria of the preceding sentence, the Company or either of Rio Tinto plc or Rio Tinto Limited or any other designated agent shall select from among these two or more United States Treasury securities the United States Treasury security that is trading closest to par based upon the average of the bid and asked prices for such United States Treasury securities at 11:00 a.m. (New York City time). In determining the Treasury Rate in accordance with the terms of this paragraph, the semi-annual yield to maturity of the applicable United States Treasury security shall be based upon the average of the bid and asked prices (expressed as a percentage of principal amount) at 11:00 a.m. (New York City time), of such United States Treasury security, and rounded to three decimal places.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
</TABLE>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%">&nbsp;</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Our actions and determinations in determining the redemption price shall be conclusive and binding for all purposes, absent manifest error.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Notice of any redemption will be mailed or electronically delivered (or otherwise transmitted in accordance with the depositary&rsquo;s procedures) at least 10 days but not more than 60 days before the redemption date to each holder of Notes to be redeemed.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">In the case of a partial redemption, selection of the Notes for redemption will be made pro rata, by lot or by such other method as the Trustee in its sole discretion deems appropriate and fair. No Notes of a principal amount of $2,000 or less will be redeemed in part. If any of the Notes are to be redeemed in part only, the notice of redemption that relates to the Notes will state the portion of the principal amount of the Notes to be redeemed. A new note in a principal amount equal to the unredeemed portion of the Notes will be issued in the name of the holder of the Notes upon surrender for cancellation of the original Notes. For so long as the notes are held by DTC (or another depositary), the redemption of the Notes shall be done in accordance with the policies and procedures of the depositary.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Unless the Company or either of Rio Tinto plc or Rio Tinto Limited defaults in payment of the redemption price, on and after the redemption date interest will cease to accrue on the Notes or portions thereof called for redemption.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Guarantees</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Notes will be fully and unconditionally guaranteed on an unsubordinated basis by each of Rio Tinto plc and Rio Tinto Limited as to principal, interest and premium when and as any such payments become due and payable, whether at maturity, upon redemption or declaration of acceleration, or otherwise.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
</TABLE>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Form of Notes:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">The Notes will be issued in registered form and will be represented by Global Securities, which will be executed and delivered in substantially the form attached hereto as <U>Exhibit A</U>.&nbsp;&nbsp;The Notes will be registered in the name of a nominee of The Depository Trust Company and deposited with The Bank of New York Mellon, as depositary.</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Place of Payment, Paying Agent:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">The Bank of New York Mellon</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">240 Greenwich Street, Floor 7E, </FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">New York, NY 10286</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">United States of America</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Attention: Global Corporate Trust</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Notices and Demands to Company:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Rio Tinto Finance (USA) plc</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">6 St. James&rsquo;s Square </FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">London SW1Y 4AD </FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">United Kingdom</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">or</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%">&nbsp;</TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Cheree Finan</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Rio Tinto Services Inc.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">80 State Street</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Albany, NY 12207-2543,</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">United States</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Payment of Additional Amounts:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">All payments of principal, premium (if any) and interest in respect of the Notes or the Guarantees will be made free and clear of, and without withholding or deduction for, any taxes, assessments, duties or governmental charges imposed, levied or collected by any jurisdiction in which the Company, Rio Tinto plc or Rio Tinto Limited, as the case may be, or any successor entity, are organized (or any political subdivision or taxing authority of or in that jurisdiction having power to tax). If withholding or deduction is required by law, the Company, Rio Tinto plc or Rio Tinto Limited, as the case may be, must, subject to certain exceptions, pay to each holder of the Notes additional amounts as may be necessary in order that every net payment of principal of (and premium, if any, on) and interest on the Notes after deduction or other withholding for or on account of any present or future tax, assessment, duty or other governmental charge, will not be less than the amount that would have been payable on the Notes in the absence of such deduction or withholding.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Optional Tax Redemption:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Notes may be redeemed at the option of the Company or either of Rio Tinto plc or Rio Tinto Limited upon the occurrence of certain tax events in accordance with the redemption provisions set out in the forms of the Note attached hereto as <U>Exhibit A</U>.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Further Issues:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Company may from time to time without the consent of the holders of the Notes create and issue further notes having the same terms and conditions as the notes so that the further issue is consolidated and forms a single series with such notes, provided that such further issue constitutes a &ldquo;qualified reopening&rdquo; for U.S. federal income tax purposes or such&#8239;further notes are issued with not more than a de minimis amount of original issue discount for U.S. federal income tax purposes.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif"></FONT></TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Other Terms:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The other terms of the Notes shall be substantially as set forth in the Indenture and the Prospectus Supplement dated March 13, 2025 relating to the Notes and the forms of the Note attached hereto as Exhibit A.</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B><U>EXHIBIT&nbsp;A</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Dated: March&nbsp;14, 2025</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 50%"></TD><TD STYLE="border-bottom: Black 1pt solid; text-align: justify; width: 50%">/s/ Maurita Sutedja</TD>
</TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD></TD><TD STYLE="text-align: justify">Name: Maurita Sutedja</TD>
</TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD></TD><TD STYLE="text-align: justify">Title: Group Treasurer</TD>
</TR></TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Rio Tinto Finance (USA) plc signature page&nbsp;to
Officer&rsquo;s Certificate pursuant to the Indenture]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING
OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. AS THE NOMINEE OF THE DEPOSITORY TRUST COMPANY,
A NEW YORK CORPORATION (&ldquo;DTC&rdquo;). UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF DTC TO RIO TINTO FINANCE
(USA) PLC OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE, OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp;
CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE TO CEDE&nbsp;&amp; CO. OR TO
SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY TRANSFER, PLEDGE, OR OTHER USE HEREOF FOR VALUE OR OTHERWISE
BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF, CEDE&nbsp;&amp; CO., HAS AN INTEREST HEREIN.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">RIO TINTO FINANCE (USA) PLC</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">5.875% NOTE DUE 2065</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">PAYMENT OF PRINCIPAL, PREMIUM,&nbsp;IF ANY, AND
INTEREST GUARANTEED BY<BR>
 RIO TINTO PLC AND RIO TINTO LIMITED</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">No.&nbsp;00[1/2]</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">$[50/25]0,000,000</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">CUSIP: 76720A AW6</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">ISIN: US76720AAW62</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Rio Tinto Finance (USA) plc, a public limited company
duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;, which term includes any successor
Person under the Indenture hereinafter referred to), for value received, hereby promises to pay to Cede&nbsp;&amp; Co., or registered
assigns, the principal sum of $500,000,000 on March&nbsp;14, 2065, and to pay interest thereon from the date hereof or from the most recent
Interest Payment Date to which interest has been paid or duly provided for, semi-annually in arrears on March&nbsp;14 and September&nbsp;14
in each year, commencing on September&nbsp;14, 2025, at the rate of 5.875% per annum, until the principal hereof is paid or made available
for payment. The interest so payable, and punctually paid or duly provided for, on any Interest Payment Date will, as provided in such
Indenture, be paid to the Person in whose name this Security (or one or more Predecessor Securities) is registered at the close of business
on the Regular Record Date for such interest, which shall be the August&nbsp;30 or February&nbsp;27 (whether or not a Business Day), as
the case may be, next preceding such Interest Payment Date. Any such interest not so punctually paid or duly provided for will forthwith
cease to be payable to the Holder on such Regular Record Date and may either be paid to the Person in whose name this Security (or one
or more Predecessor Securities) is registered at the close of business on a Special Record Date for the payment of such Defaulted Interest
to be fixed by the Trustee, notice whereof shall be given to Holders of Securities of this series not less than 10 days prior to such
Special Record Date, or be paid at any time in any other lawful manner not inconsistent with the requirements of any securities exchange
on which the Securities of this series may be listed, and upon such notice as may be required by such exchange, all as more fully provided
in said Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Payment of the principal of (and premium, if any)
and interest on this Security will be made at the office or agency of the Issuer maintained for that purpose in the Borough of Manhattan
in the City of New York, or at such other agency as the Issuer may determine, in such coin or currency of the United States of America
as at the time of payment is legal tender for payment of public and private debts.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All payments of, or in respect of, principal of
and any premium and interest on this Security, shall be made without withholding or deduction for, or on account of, any present or future
taxes, duties, assessments or governmental charges of whatever nature imposed or levied by or on behalf of the United Kingdom or any political
subdivision or taxing authority thereof or therein, unless such taxes, duties, assessments or governmental charges are required by the
United Kingdom or any such subdivision or authority to be withheld or deducted. In that event, the Issuer will pay such additional amounts
(as described in Section&nbsp;1004 of the Indenture) as will result (after deduction of such taxes, duties, assessments or governmental
charges and any additional taxes, duties, assessments or governmental charges payable in respect of such) in the payment to the Holder
of this Security of the amounts to which such Holder would have been entitled had no such withholding or deduction been required, subject
to certain exceptions as set forth in Article&nbsp;Ten of the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Reference is hereby made to the further provisions
of this Security set forth on the reverse hereof, which further provisions shall for all purposes have the same effect as if set forth
at this place.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Unless the certificate of authentication hereon
has been executed by the Trustee referred to on the reverse hereof, directly or through an Authenticating Agent, by manual or PDF or other
electronic image scan signature of the Trustee created by an electronic platform (such as DocuSign) or by digital signing (such as Adobe
Sign) of an authorized signatory, this Security shall not be entitled to any benefit under the Indenture or be valid or obligatory for
any purpose.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">IN WITNESS WHEREOF, the Issuer has caused this
instrument to be duly executed manually or in facsimile.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Each attorney executing this Agreement states that he/she has no notice
of revocation or suspension of his/her power of attorney.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 50%"></TD><TD STYLE="text-align: justify; width: 50%">Signed for Rio Tinto Finance (USA) plc by its attorney:</TD>
</TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD></TD><TD STYLE="text-align: justify">Attorney Signature</TD>
</TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD>&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD></TD><TD STYLE="text-align: justify">Print Name</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><I>(See reverse for additional terms)</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Global Note]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>CERTIFICATE OF AUTHENTICATION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This is one of the Securities of the series designated
therein referred to in the within-mentioned Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Dated: _____________, 2025</P>

<P STYLE="text-align: right; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&#8239;</TD><TD COLSPAN="2" STYLE="text-align: right">THE BANK OF NEW YORK MELLON,</TD>
</TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left"><I>&#8239;</I></TD><TD COLSPAN="2" STYLE="text-align: right"><I>as Trustee</I></TD>
</TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&nbsp;</TD><TD COLSPAN="2" STYLE="text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left; width: 50%">&#8239;</TD><TD STYLE="text-align: justify; width: 3%">By:</TD>
                                         <TD STYLE="border-bottom: Black 1pt solid; text-align: justify; width: 47%">&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="text-align: left">&#8239;</TD><TD COLSPAN="2" STYLE="text-align: right"><I>Authorized Officer</I></TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Global Note Certificate
of Authentication]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">REVERSE OF REGISTERED SECURITY</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This Security is one of a duly authorized issue
of securities of the Issuer (herein called the &ldquo;Securities&rdquo;), issued and to be issued in one or more series under an Indenture
dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012 and as amended by the supplemental indenture dated May&nbsp;8,
2017 and the supplemental indenture dated May&nbsp;6, 2020 (herein called the &ldquo;Indenture&rdquo;, which term shall have the meaning
assigned to it in such instrument), among Rio Tinto Finance (USA) Limited, a corporation duly organized and existing under the laws of
the State of Victoria, Australia, Rio Tinto Finance (USA) plc, a public limited company duly incorporated and existing under the laws
of England and Wales, Rio Tinto Finance (USA) Inc., a corporation incorporated under the laws of the State of Delaware, Rio Tinto plc,
a public limited company duly organized and existing under the laws of England and Wales, Rio Tinto Limited, a corporation duly organized
and existing under the laws of the State of Victoria, Australia (Rio Tinto plc and Rio Tinto Limited each being referred to herein as
a &ldquo;Guarantor&rdquo;, which term includes any Successor Persons under the Indenture referred to herein and, together, the &ldquo;Guarantors&rdquo;)
and The Bank of New York Mellon, as Trustee (herein called the &ldquo;Trustee&rdquo;, which term includes any successor trustee under
the Indenture), and reference is hereby made to the Indenture and all indentures supplemental thereto for a statement of the respective
rights, limitations of rights, duties and immunities thereunder of the Issuer, the Guarantors, the Trustee and the Holders of the Securities
and of the terms upon which the Securities are, and are to be, authenticated and delivered. This Security is one of the series designated
on the face hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities may be redeemed at the option of
the Issuer or any of the Guarantors in whole, but not in part, at any time at the Redemption Price equal to the principal amount thereof
plus accrued interest to the date fixed for redemption if the Issuer or a Guarantor determines that if, as a result of any change in or
amendment to the laws or any regulations or rulings promulgated thereunder of the jurisdiction (or of any political subdivision or taxing
authority thereof or therein) in which the Issuer or any of the Guarantors is incorporated or any change in the official application or
interpretation of such laws, regulations or rulings, or any change in the official application or interpretation of, or any execution
of or amendment to, any treaty or treaties affecting taxation to which such jurisdiction (or such political subdivision or taxing authority)
is a party, which change, execution or amendment becomes effective on or after March&nbsp;11, 2025, (i)&nbsp;the Issuer or any of the
Guarantors is or would be required to pay additional amounts of interest with respect to the Securities or Guarantees on the next succeeding
Interest Payment Date as set forth in the Guarantee endorsed hereon (or in a supplemental indenture) or (ii)&nbsp;any Guarantor or any
Subsidiary of any Guarantor is or would be required to deduct or withhold tax on any payment to the Issuer to enable the Issuer to make
any payment of principal or interest in respect of the Securities and, in each case, the payment of such additional amounts in the case
of (i)&nbsp;above or such deduction or withholding in the case of (ii)&nbsp;above cannot be avoided by the use of any reasonable measures
available to the Issuer, any relevant Guarantor or Subsidiary.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities may also be redeemed in whole, but
not in part, upon not less than 10 nor more than 60 days&rsquo; notice given as provided in the Indenture at any time at a Redemption
Price equal to the principal amount thereof plus accrued interest to the date fixed for redemption if the Person formed by a consolidation
of any of the Guarantors or into which any of the Guarantors is merged or to which any of the Guarantors conveys, transfers or leases
its properties and assets substantially as an entirety is required to pay a Holder additional amounts in respect of any tax, assessment
or governmental charge imposed on any such Holder or required to be withheld or deducted from any payment to such Holder as a consequence
of such consolidation, merger, conveyance transfer or lease.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Notice of redemption will be given by mail to Holders
of Securities, not less than 10 nor more than 60 days prior to the date fixed for redemption, all as provided in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">In the event of redemption of this Security in
part only, a new Security or Securities of this series and of like tenor for the unredeemed portion hereof will be issued in the name
of the Holder hereof upon the cancellation hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture contains provisions for defeasance
at any time of the entire indebtedness of this Security or certain restrictive covenants and Events of Default with respect to this Security,
in each case upon compliance with certain conditions set forth in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">If an Event of Default with respect to Securities
of this series shall occur and be continuing, the principal of the Securities of this series may be declared due and payable in the manner
and with the effect provided in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture permits, with certain exceptions
as therein provided, the amendment thereof and the modification of the rights and obligations of the Issuer and the Guarantors and the
rights of the Holders of the Securities of each series to be affected under the Indenture at any time by the Issuer, the Guarantors and
the Trustee with the consent of the Holders of a majority in principal amount of the Securities at the time Outstanding of each series
to be affected. The Indenture also contains provisions permitting the Holders of specified percentages in principal amount of the Securities
of each series at the time Outstanding, on behalf of the Holders of all Securities of such series, to waive compliance by the Issuer or
the Guarantors with certain provisions of the Indenture and certain past defaults under the Indenture and their consequences. Any such
consent or waiver by the Holder of this Security shall be conclusive and binding upon such Holder and upon all future Holders of this
Security and of any Security issued upon the registration of transfer hereof or in exchange herefor or in lieu hereof, whether or not
notation of such consent or waiver is made upon this Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">As provided in and subject to the provisions of
the Indenture, no Holder of any Security of this series will have the right to institute any proceeding with respect to the Indenture,
the Guarantee endorsed hereon, this Security or for the appointment of a receiver or trustee or for any other remedy thereunder, unless
such Holder shall have previously given the Trustee written notice of a continuing Event of Default with respect to the Securities of
this series, the Holders of not less than 25% in principal amount of the Securities of this series at the time Outstanding shall have
made written request to the Trustee to institute proceedings in respect of such Event of Default as Trustee and offered the Trustee reasonable
indemnity, and the Trustee shall not have received from the Holders of a majority in principal amount of Securities of this series at
the time Outstanding a direction inconsistent with such request, and shall have failed to institute any such proceeding, for 60 days after
receipt of such notice, request and offer of indemnity. The foregoing shall not apply to any suit instituted by the Holder of this Security
for the enforcement of any payment of principal hereof or any premium or interest hereon on or after the respective due dates expressed
herein.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No reference herein to the Indenture and no provision
of this Security or of the Indenture shall alter or impair the obligation of the Issuer, which is absolute and unconditional, to pay the
principal of and any premium and interest on this Security at the times, places and rate, and in the coin or currency, herein prescribed.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">As provided in the Indenture and subject to certain
limitations therein set forth, the transfer of this Security is registrable in the Security Register, upon surrender of this Security
for registration of transfer at the office or agency of the Issuer in any place where the principal of and any premium and interest on
this Security are payable, duly endorsed by, or accompanied by a written instrument of transfer in form satisfactory to the Issuer and
the Security Registrar duly executed by, the Holder hereof or his attorney duly authorized in writing, and thereupon one or more new Securities
of this series and of like tenor, of authorized denominations and for the same aggregate principal amount, will be issued to the designated
transferee or transferees.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities of this series are issuable only
in registered form without coupons in denominations of $2,000 and any integral multiple of $1,000 in excess thereof. As provided in the
Indenture and subject to certain limitations therein set forth, Securities of this series are exchangeable for a like aggregate principal
amount of Securities of this series and of like tenor of a different authorized denomination, as requested by the Holder surrendering
the same.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No service charge shall be made for any such registration
of transfer or exchange, but the Issuer may require payment of a sum sufficient to cover any tax or other governmental charge payable
in connection therewith.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Prior to due presentment of this Security for registration
of transfer or exchange, the Issuer, the Guarantors, the Trustee and any agent of the Issuer, the Guarantors or the Trustee may treat
the Person in whose name this Security is registered as the owner hereof for all purposes, whether or not this Security be overdue, and
neither the Issuer, the Guarantors, the Trustee nor any such agent shall be affected by notice to the contrary.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture and this Security shall be governed
by and construed in accordance with the laws of the State of New York, without regard to principles of conflicts of laws.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Interest on this Security shall be computed on
the basis of a 360-day year of twelve 30-day months.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All terms used in this Security which are defined
in the Indenture shall have the meanings assigned to them in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">GUARANTEE</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Rio Tinto plc, a public limited company incorporated
under the laws of England and Wales, having its registered office at 6 St James&rsquo;s Square, London SW1Y 4AD, United Kingdom, and Rio
Tinto Limited (ABN 96 004 458 404), a corporation incorporated under the laws of the State of Victoria, Australia, having its principal
office at Level 43, 120 Collins Street, Melbourne, Victoria 3000, Australia (each being referred to herein as a &ldquo;Guarantor&rdquo;,
which term includes any successor Person under the Indenture referred to in the Security upon which this Guarantee is endorsed, and together,
the &ldquo;Guarantors&rdquo;), for value received hereby unconditionally guarantee to the Holder of the Security upon which this Guarantee
is endorsed and to the Trustee on behalf of each such Holder the due and punctual payment of the principal of, premium, if any, and interest
on such Security (including any additional amounts payable pursuant to Section&nbsp;1004 of the Indenture in respect thereof) and the
due and punctual payment of the sinking fund or analogous payments referred to therein, if any, when and as the same shall become due
and payable (subject to any period of grace provided with respect thereto), whether at the Stated Maturity, by declaration of acceleration,
call for redemption or otherwise, according to the terms thereof and of the Indenture referred to therein and any other payment of interest
under the Indenture. In the case of the failure of Rio Tinto Finance (USA) plc, a public limited company duly incorporated and existing
under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;, which term includes any successor Person under such Indenture),
punctually to make any such payment of principal, premium, if any, or interest or any sinking fund or analogous payment, the Guarantors
hereby, jointly and severally, agree to cause any such payment to be made punctually when and as the same shall become due and payable,
whether at the Stated Maturity or by declaration of acceleration, call for redemption or otherwise, and as if such payment were made by
the Issuer. The obligations of the Guarantors under this Guarantee shall be joint and several.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors hereby further agrees, subject
to the limitations and exceptions set forth below, that if any deduction or withholding for any present or future taxes, assessments or
other governmental charges of the jurisdiction (or any political subdivision or taxing authority thereof or therein) in which such Guarantor
is incorporated shall at any time be required by such jurisdiction (or any such political subdivision or taxing authority) in respect
of any amount to be paid by such Guarantor under this Guarantee or a Security, then such Guarantor will pay to the Holder of a Security
such additional amounts as may be necessary in order that the net amounts paid to the Holder of such Security who, with respect to any
such tax, assessment, or other governmental charge, is not resident in such jurisdiction, after such deduction or withholding, shall be
not less than the amounts specified in such Security to which such Holder is entitled; provided however, that such Guarantor shall not
be required to make any payment of additional amounts (i)&nbsp;if the Holder is a United States Person, for or on account of any such
tax, assessment or other governmental charge imposed by the United States or any political subdivisions or taxing authority thereof or
therein, (ii)&nbsp;for or on account of:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(a)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge which would not have been imposed but for (i)&nbsp;the existence of any present or former
connection between such Holder (or between a fiduciary, settlor, beneficiary, member or shareholder of, or possessor of a power over,
such Holder, if such Holder is an estate, trust, partnership or corporation) and the taxing jurisdiction or any political subdivision
or territory or possession thereof or area subject to its jurisdiction, including, without limitation, such Holder (or such fiduciary,
settlor, beneficiary, member, shareholder or possessor) being or having been a citizen or resident thereof or being or having been present
or engaged in trade or business therein or having or having had a permanent establishment therein or (ii)&nbsp;the presentation of a Security
(where presentation is required) for payment on a date more than 30 days after the date on which such payment became due and payable or
the date on which payment thereof is duly provided for, whichever occurs later;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(b)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
estate, inheritance, gift, sale, transfer, personal property or similar tax, assessment or other governmental charge;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(c)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment, or other governmental charge which is payable otherwise than by withholding from payments of (or in respect of) principal
of, premium, if any, or interest on, the Securities;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(d)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge that is imposed or withheld by reason of the failure to comply by the Holder or the beneficial
owner of a Security with a request of the Issuer or the applicable Guarantor addressed to the Holder (i)&nbsp;to provide information concerning
the nationality, residence or identity of the Holder or such beneficial owner or (ii)&nbsp;to make any declaration or other similar claim
or satisfy any information or reporting requirement, which, in the case of Clause (i)&nbsp;or (ii), is required or imposed by a statute,
treaty, regulation or administrative practice of the taxing jurisdiction as a precondition to exemption from all or part of such tax,
assessment or other governmental charge;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(e)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;in
the case of a payment made by Rio Tinto plc under the Guarantees, any tax, assessment or other governmental charge imposed as a result
of the Security being presented for payment in the United Kingdom unless presentment could not have been made elsewhere;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(f)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction required to be made with respect to a Security presented for payment by or on behalf of a Holder of such Security
who would have been able to avoid such withholding or deduction by presenting the relevant Security to another Paying Agent;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(g)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction for which a determination is made by the Australian Commissioner of Taxation that the withholding or deduction
is payable because the Holder has participated in a scheme to avoid withholding tax provided that neither the Issuer nor any Guarantor
participated in or was a party to such scheme; or</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(h)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
combination of items (a), (b), (c), (d), (e), (f)&nbsp;or (g);</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">nor shall additional amounts be paid with respect
to any payment of the principal of, premium, if any or any interest on any Security to any Holder who is a fiduciary or partnership or
other than the sole beneficial owner of such payment to the extent such payment would be required by the laws of the jurisdiction (or
any political subdivision or taxing authority thereof or therein) to be included in the income for tax purposes of a beneficiary or settlor
with respect to such fiduciary or a member of such partnership or a beneficial owner who would not have been entitled to such additional
amounts had it been the Holder of the Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors hereby agrees that its obligations
hereunder shall be as if it were principal debtor and not merely surety, and shall be absolute and unconditional, irrespective of, and
shall be unaffected by, any invalidity, irregularity or unenforceability of such Security or such Indenture, any failure to enforce the
provisions of such Security or such Indenture, or any waiver, modification or indulgence granted to the Issuer with respect thereto, by
the Holder of such Security or the Trustee or any other circumstance which may otherwise constitute a legal or equitable discharge of
a surety or guarantor; provided however, that, notwithstanding the foregoing, no such waiver, modification or indulgence shall, without
the consent of each of the Guarantors, increase the principal amount of such Security, or increase the interest rate thereon, or increase
any premium payable upon redemption thereof, or alter the Stated Maturity thereof, or increase the principal amount of any Original Issue
Discount Security that would be due and payable upon a declaration of acceleration of the maturity thereof pursuant to Section&nbsp;502
of such Indenture. Each of the Guarantors hereby waives diligence, presentment, demand of payment, filing of claims with a court in the
event of a merger or bankruptcy of the Issuer, any right to require a proceeding first against the Issuer, protest or notice with respect
to such Security or the indebtedness evidenced thereby or with respect to any sinking fund or analogous payment require under such Security
and all demands whatsoever, and covenants that this Guarantee will not be discharged except by payment in full of the principal of, premium,
if any, and interest on such Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Notwithstanding anything to the contrary contained
herein, each of the Guarantors shall be entitled to withhold and deduct any amounts required to be deducted or withheld pursuant to an
agreement described in Section&nbsp;1471(b)&nbsp;of the Code, or otherwise imposed pursuant to Sections 1471 through 1474 of the Code
(or any regulations thereunder or official interpretations thereof) or an intergovernmental agreement between the United States and another
jurisdiction facilitating the implementation thereof (or any law implementing such an intergovernmental agreement) (any such withholding
or deduction, a &ldquo;FATCA Withholding&rdquo;), and the Guarantors shall not be required to pay any additional amounts in respect of
FATCA Withholding.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors shall be subrogated to all
rights of the Holder of such Security and the Trustee against the Issuer in respect of any amounts paid to such Holder by such Guarantor
pursuant to the provisions of this Guarantee, provided, however, that such Guarantor shall not be entitled to enforce, or to receive any
payments arising out of or based upon, such right of subrogation until the principal of, premium, if any, and interest on all Securities
of the same series issued under such Indenture shall have been paid in full.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No reference herein to such Indenture and no provision
of this Guarantee or of such Indenture shall alter or impair the guarantee of the Guarantors, which is absolute and unconditional, of
the due and punctual payment of the principal of, premium, if any, and interest on, and any sinking fund or analogous payments with respect
to, the Security upon which this Guarantee is endorsed.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This Guarantee shall not be valid or obligatory
for any purpose until the certificate of authentication of such Security shall have been manually executed by or on behalf of the Trustee
under such Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All terms used in this Guarantee which are defined
in such Indenture shall have the meanings assigned to them in such Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Guarantee shall be deemed to be a contract
made under the laws of the State of New York, and for all purposes shall be governed by and construed in accordance with the law of the
State of New York.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Executed and dated the date on the face hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt">RIO TINTO PLC&#8239;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 50%">&nbsp;</TD>
<TD STYLE="width: 3%; font-size: 10pt">By:</TD>
<TD STYLE="border-bottom: Black 1pt solid; width: 47%; font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2">Name:</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2"> Title:</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2">RIO TINTO LIMITED&#8239;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2" STYLE="font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD STYLE="font-size: 10pt">By:</TD>
<TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2">Name: </TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
<TD COLSPAN="2"> Title:</TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Guarantee]</I></P>

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<DOCUMENT>
<TYPE>EX-1.11
<SEQUENCE>9
<FILENAME>tm256940d7_ex1-11.htm
<DESCRIPTION>EXHIBIT 1.11
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Exhibit&nbsp;1.11</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>EXHIBIT&nbsp;C8 &ndash; [TRANCHE 8 NOTES]</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">RIO TINTO FINANCE (USA) PLC</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>OFFICERS&rsquo; <BR>
CERTIFICATE</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><U>Officer&rsquo;s Certificate pursuant to Section&nbsp;301
of the Indenture</U></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>$500,000,000 Floating Rate Notes due 2028</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">The undersigned, duly authorized by Rio Tinto Finance (USA) plc (the
 &ldquo;<B>Company</B>&rdquo;), pursuant to Section&nbsp;301 of the indenture dated as of July&nbsp;2, 2001, which was amended and restated
on March&nbsp;16, 2012 and amended by the first supplemental indenture dated as of May&nbsp;8, 2017 and the second supplemental indenture
dated as of May&nbsp;6, 2020 (the &ldquo;<B>Indenture</B>&rdquo;), among the Company, Rio Tinto Finance (USA) Limited, Rio Tinto Finance
(USA) Inc., Rio Tinto plc, Rio Tinto Limited and The Bank of New York Mellon (the &ldquo;<B>Trustee</B>&rdquo;) and pursuant to a resolution
duly adopted by the Board of Directors of the Company on March&nbsp;4, 2025 delegating authority to the undersigned, HEREBY APPROVES
AND CONFIRMS the following such terms:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Notes</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Title:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">$500,000,000 Floating Rate Notes due 2028</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Principal Amount:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">$500,000,000</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Maturity Date:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">March 14, 2028</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Issue Price:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">100.000%</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Interest Rate:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Interest will accrue at a floating rate, reset quarterly on each Interest
    Payment Date (as defined below), equal to Compounded SOFR, plus 0.840%. </FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Initial Base Rate: </FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Compounded SOFR, as determined on the second U.S. Government Securities
    business day preceding June 14, 2025</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Base Rate: </FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Compounded SOFR (as determined on the applicable Interest Determination
    Date (as defined below)).</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Spread: </FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Plus 0.840%</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Interest Payment Dates:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Quarterly in arrears on March 14, June 14, September 14 and December
    14 of each year, commencing on June 14, 2025, and on the Stated Maturity Date.</FONT></TD></TR>
</TABLE>

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Issue Date:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">March 14, 2025</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Interest Reset Dates: </FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Each Interest Payment Date.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Interest Determination Date:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The interest determination date relating to a particular interest reset
    date will be the second U.S. Government Securities business day preceding each interest reset date.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Business Day Convention:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Modified following, unadjusted</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Day Count Fraction: </FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Actual/360</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Guarantees</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Notes will be fully and unconditionally guaranteed on an unsubordinated
    basis by each of Rio Tinto plc and Rio Tinto Limited as to principal, interest and premium when and as any such payments become due
    and payable, whether at maturity, upon redemption or declaration of acceleration, or otherwise.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Form of Notes:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Notes will be issued in registered form and will be represented
    by Global Securities, which will be executed and delivered in substantially the form attached hereto as <U>Exhibit A</U>. The Notes
    will be registered in the name of a nominee of The Depository Trust Company and deposited with The Bank of New York Mellon, as depositary.</FONT></TD></TR>
</TABLE>

<P STYLE="margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Place of Payment, Paying Agent:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">The Bank of New York Mellon</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">240 Greenwich Street, Floor 7E, </FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">New York, NY 10286</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">United States of America</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Attention: Global Corporate Trust</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Notices and Demands to Company:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Rio Tinto Finance (USA) plc</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD></TD>
    <TD>&nbsp;</TD>
    <TD>6 St. James&rsquo;s Square</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>London SW1Y 4AD</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"></TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: left">United Kingdom</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">or</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Cheree Finan</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD></TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Rio Tinto Services Inc.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">80 State Street</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Albany, NY 12207-2543,</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">United States</FONT></TD></TR>
</TABLE>

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

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<P STYLE="margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Payment of Additional Amounts:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">All payments of principal, premium (if any) and interest
    in respect of the Notes or the Guarantees will be made free and clear of, and without withholding or deduction for, any taxes, assessments,
    duties or governmental charges imposed, levied or collected by any jurisdiction in which the Company, Rio Tinto plc or Rio Tinto
    Limited, as the case may be, or any successor entity, are organized (or any political subdivision or taxing authority of or in that
    jurisdiction having power to tax). If withholding or deduction is required by law, the Company, Rio Tinto plc or Rio Tinto Limited,
    as the case may be, must, subject to certain exceptions, pay to each holder of the Notes additional amounts as may be necessary in
    order that every net payment of principal of (and premium, if any, on) and interest on the Notes after deduction or other withholding
    for or on account of any present or future tax, assessment, duty or other governmental charge, will not be less than the amount that
    would have been payable on the Notes in the absence of such deduction or withholding.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Optional Tax Redemption:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Notes may be redeemed at the option of the Company or either of
    Rio Tinto plc or Rio Tinto Limited upon the occurrence of certain tax events in accordance with the redemption provisions set out
    in the forms of the Note attached hereto as <U>Exhibit A</U>.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Further Issues:</FONT></TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">The Company may from time to time without the consent of the holders
    of the Notes create and issue further notes having the same terms and conditions as the notes so that the further issue is consolidated
    and forms a single series with such notes, provided that such further issue constitutes a &ldquo;qualified reopening&rdquo; for U.S.
    federal income tax purposes or such further notes are issued with not more than a de minimis amount of original issue discount for
    U.S. federal income tax purposes.</FONT></TD></TR>
</TABLE>

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

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<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 29%"><FONT STYLE="font-family: Times New Roman, Times, Serif">Other Terms:</FONT></TD>
    <TD STYLE="width: 2%">&nbsp;</TD>
    <TD STYLE="width: 69%"><FONT STYLE="font-family: Times New Roman, Times, Serif">The other terms of the Notes shall be substantially
    as set forth in the Indenture and the Prospectus Supplement dated March 13, 2025 relating to the Notes and the forms of the Note
    attached hereto as Exhibit A.</FONT></TD></TR>
  </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt"><I>[rest of this page&nbsp;intentionally
left blank]</I></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B><U>EXHIBIT&nbsp;A</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD>Dated: March&nbsp;14, 2025</TD><TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; text-align: justify">/s/ Maurita Sutedja</TD>
</TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 50%"></TD><TD STYLE="text-align: justify; width: 5%">Name:</TD>
         <TD STYLE="text-align: justify; width: 45%">Maurita Sutedja</TD>
</TR>
<TR STYLE="vertical-align: top; text-align: justify">
<TD></TD><TD STYLE="text-align: justify">Title:</TD>
         <TD STYLE="text-align: justify">Group Treasurer</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Rio Tinto Finance (USA) plc signature page&nbsp;to
Officer&rsquo;s Certificate pursuant to the Indenture]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">THIS SECURITY IS A GLOBAL SECURITY WITHIN THE
MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF CEDE&nbsp;&amp; CO. AS THE NOMINEE OF THE DEPOSITORY
TRUST COMPANY, A NEW YORK CORPORATION (&ldquo;DTC&rdquo;). UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF DTC
TO RIO TINTO FINANCE (USA) PLC OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE, OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED
IN THE NAME OF CEDE&nbsp;&amp; CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE
TO CEDE&nbsp;&amp; CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY TRANSFER, PLEDGE, OR OTHER
USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF, CEDE&nbsp;&amp; CO., HAS AN
INTEREST HEREIN.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">RIO TINTO FINANCE (USA) PLC</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">FLOATING RATE NOTE DUE 2028</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">PAYMENT OF PRINCIPAL, PREMIUM,&nbsp;IF ANY, AND
INTEREST GUARANTEED BY RIO TINTO PLC AND RIO TINTO LIMITED</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">No.&nbsp;001</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">$500,000,000</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">CUSIP: 76720A AY2</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">ISIN: US76720AAY29</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Rio Tinto Finance (USA) plc, a public limited
company duly incorporated and existing under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;, which term includes
any successor Person under the Indenture hereinafter referred to), for value received, hereby promises to pay to Cede&nbsp;&amp; Co.,
or registered assigns, the principal sum of $500,000,000 on March&nbsp;14, 2028, and to pay interest thereon from the date hereof or
from the most recent Interest Payment Date to which interest has been paid or duly provided for, quarterly in arrears on March&nbsp;14,
June&nbsp;14, September&nbsp;14 and December&nbsp;14 in each year, commencing on June&nbsp;14, 2025, at the rate of Compounded SOFR,
plus 0.840% per annum, until the principal hereof is paid or made available for payment. The interest so payable, and punctually paid
or duly provided for, on any Interest Payment Date will, as provided in such Indenture, be paid to the Person in whose name this Security
(or one or more Predecessor Securities) is registered at the close of business on the Regular Record Date for such interest, which shall
be the May&nbsp;30, August&nbsp;30, November&nbsp;29 or February&nbsp;27 (whether or not a Business Day), as the case may be, next preceding
such Interest Payment Date. Any such interest not so punctually paid or duly provided for will forthwith cease to be payable to the Holder
on such Regular Record Date and may either be paid to the Person in whose name this Security (or one or more Predecessor Securities)
is registered at the close of business on a Special Record Date for the payment of such Defaulted Interest to be fixed by the Trustee,
notice whereof shall be given to Holders of Securities of this series not less than 10 days prior to such Special Record Date, or be
paid at any time in any other lawful manner not inconsistent with the requirements of any securities exchange on which the Securities
of this series may be listed, and upon such notice as may be required by such exchange, all as more fully provided in said Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Payment of the principal of (and premium, if any)
and interest on this Security will be made at the office or agency of the Issuer maintained for that purpose in the Borough of Manhattan
in the City of New York, or at such other agency as the Issuer may determine, in such coin or currency of the United States of America
as at the time of payment is legal tender for payment of public and private debts.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All payments of, or in respect of, principal of
and any premium and interest on this Security, shall be made without withholding or deduction for, or on account of, any present or future
taxes, duties, assessments or governmental charges of whatever nature imposed or levied by or on behalf of the United Kingdom or any
political subdivision or taxing authority thereof or therein, unless such taxes, duties, assessments or governmental charges are required
by the United Kingdom or any such subdivision or authority to be withheld or deducted. In that event, the Issuer will pay such additional
amounts (as described in Section&nbsp;1004 of the Indenture) as will result (after deduction of such taxes, duties, assessments or governmental
charges and any additional taxes, duties, assessments or governmental charges payable in respect of such) in the payment to the Holder
of this Security of the amounts to which such Holder would have been entitled had no such withholding or deduction been required, subject
to certain exceptions as set forth in Article&nbsp;Ten of the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Reference is hereby made to the further provisions
of this Security set forth on the reverse hereof, which further provisions shall for all purposes have the same effect as if set forth
at this place.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Unless the certificate of authentication hereon
has been executed by the Trustee referred to on the reverse hereof, directly or through an Authenticating Agent, by manual or PDF or
other electronic image scan signature of the Trustee created by an electronic platform (such as DocuSign) or by digital signing (such
as Adobe Sign) of an authorized signatory, this Security shall not be entitled to any benefit under the Indenture or be valid or obligatory
for any purpose.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">IN WITNESS WHEREOF, the Issuer has caused this
instrument to be duly executed manually or in facsimile.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Each attorney executing this Agreement states that he/she has no notice
of revocation or suspension of his/her power of attorney.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="width: 50%; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Signed for Rio Tinto Finance (USA)
    plc by its attorney:</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Attorney Signature</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Print Name</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>(See reverse for additional terms)</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Global Note]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>CERTIFICATE OF AUTHENTICATION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This is one of the Securities of the series designated
therein referred to in the within-mentioned Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Dated: _____________, 2025</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right; text-indent: 0.25in">THE BANK OF NEW YORK
MELLON,</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 3in; text-align: right"><I>as Trustee</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 3%"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 47%">&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="text-align: right; font: italic 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Authorized
    Officer</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Global Note Certificate
of Authentication]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">REVERSE OF REGISTERED SECURITY</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This Security is one of a duly authorized issue
of securities of the Issuer (herein called the &ldquo;Securities&rdquo;), issued and to be issued in one or more series under an Indenture
dated as of July&nbsp;2, 2001, as amended and restated as of March&nbsp;16, 2012 and as amended by the supplemental indenture dated May&nbsp;8,
2017 and the supplemental indenture dated May&nbsp;6, 2020 (herein called the &ldquo;Indenture&rdquo;, which term shall have the meaning
assigned to it in such instrument), among Rio Tinto Finance (USA) Limited, a corporation duly organized and existing under the laws of
the State of Victoria, Australia, Rio Tinto Finance (USA) plc, a public limited company duly incorporated and existing under the laws
of England and Wales, Rio Tinto Finance (USA) Inc., a corporation incorporated under the laws of the State of Delaware, Rio Tinto plc,
a public limited company duly organized and existing under the laws of England and Wales, Rio Tinto Limited, a corporation duly organized
and existing under the laws of the State of Victoria, Australia (Rio Tinto plc and Rio Tinto Limited each being referred to herein as
a &ldquo;Guarantor&rdquo;, which term includes any Successor Persons under the Indenture referred to herein and, together, the &ldquo;Guarantors&rdquo;)
and The Bank of New York Mellon, as Trustee (herein called the &ldquo;Trustee&rdquo;, which term includes any successor trustee under
the Indenture), and reference is hereby made to the Indenture and all indentures supplemental thereto for a statement of the respective
rights, limitations of rights, duties and immunities thereunder of the Issuer, the Guarantors, the Trustee and the Holders of the Securities
and of the terms upon which the Securities are, and are to be, authenticated and delivered. This Security is one of the series designated
on the face hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities may be redeemed at the option of
the Issuer or any of the Guarantors in whole, but not in part, at any time at the Redemption Price equal to the principal amount thereof
plus accrued interest to the date fixed for redemption if the Issuer or a Guarantor determines that if, as a result of any change in
or amendment to the laws or any regulations or rulings promulgated thereunder of the jurisdiction (or of any political subdivision or
taxing authority thereof or therein) in which the Issuer or any of the Guarantors is incorporated or any change in the official application
or interpretation of such laws, regulations or rulings, or any change in the official application or interpretation of, or any execution
of or amendment to, any treaty or treaties affecting taxation to which such jurisdiction (or such political subdivision or taxing authority)
is a party, which change, execution or amendment becomes effective on or after March&nbsp;11, 2025, (i)&nbsp;the Issuer or any of the
Guarantors is or would be required to pay additional amounts of interest with respect to the Securities or Guarantees on the next succeeding
Interest Payment Date as set forth in the Guarantee endorsed hereon (or in a supplemental indenture) or (ii)&nbsp;any Guarantor or any
Subsidiary of any Guarantor is or would be required to deduct or withhold tax on any payment to the Issuer to enable the Issuer to make
any payment of principal or interest in respect of the Securities and, in each case, the payment of such additional amounts in the case
of (i)&nbsp;above or such deduction or withholding in the case of (ii)&nbsp;above cannot be avoided by the use of any reasonable measures
available to the Issuer, any relevant Guarantor or Subsidiary.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities may also be redeemed in whole,
but not in part, upon not less than 10 nor more than 60 days&rsquo; notice given as provided in the Indenture at any time at a Redemption
Price equal to the principal amount thereof plus accrued interest to the date fixed for redemption if the Person formed by a consolidation
of any of the Guarantors or into which any of the Guarantors is merged or to which any of the Guarantors conveys, transfers or leases
its properties and assets substantially as an entirety is required to pay a Holder additional amounts in respect of any tax, assessment
or governmental charge imposed on any such Holder or required to be withheld or deducted from any payment to such Holder as a consequence
of such consolidation, merger, conveyance transfer or lease.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Notice of redemption will be given by mail to
Holders of Securities, not less than 10 nor more than 60 days prior to the date fixed for redemption, all as provided in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">In the event of redemption of this Security in
part only, a new Security or Securities of this series and of like tenor for the unredeemed portion hereof will be issued in the name
of the Holder hereof upon the cancellation hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture contains provisions for defeasance
at any time of the entire indebtedness of this Security or certain restrictive covenants and Events of Default with respect to this Security,
in each case upon compliance with certain conditions set forth in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">If an Event of Default with respect to Securities
of this series shall occur and be continuing, the principal of the Securities of this series may be declared due and payable in the manner
and with the effect provided in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture permits, with certain exceptions
as therein provided, the amendment thereof and the modification of the rights and obligations of the Issuer and the Guarantors and the
rights of the Holders of the Securities of each series to be affected under the Indenture at any time by the Issuer, the Guarantors and
the Trustee with the consent of the Holders of a majority in principal amount of the Securities at the time Outstanding of each series
to be affected. The Indenture also contains provisions permitting the Holders of specified percentages in principal amount of the Securities
of each series at the time Outstanding, on behalf of the Holders of all Securities of such series, to waive compliance by the Issuer
or the Guarantors with certain provisions of the Indenture and certain past defaults under the Indenture and their consequences. Any
such consent or waiver by the Holder of this Security shall be conclusive and binding upon such Holder and upon all future Holders of
this Security and of any Security issued upon the registration of transfer hereof or in exchange herefor or in lieu hereof, whether or
not notation of such consent or waiver is made upon this Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">As provided in and subject to the provisions of
the Indenture, no Holder of any Security of this series will have the right to institute any proceeding with respect to the Indenture,
the Guarantee endorsed hereon, this Security or for the appointment of a receiver or trustee or for any other remedy thereunder, unless
such Holder shall have previously given the Trustee written notice of a continuing Event of Default with respect to the Securities of
this series, the Holders of not less than 25% in principal amount of the Securities of this series at the time Outstanding shall have
made written request to the Trustee to institute proceedings in respect of such Event of Default as Trustee and offered the Trustee reasonable
indemnity, and the Trustee shall not have received from the Holders of a majority in principal amount of Securities of this series at
the time Outstanding a direction inconsistent with such request, and shall have failed to institute any such proceeding, for 60 days
after receipt of such notice, request and offer of indemnity. The foregoing shall not apply to any suit instituted by the Holder of this
Security for the enforcement of any payment of principal hereof or any premium or interest hereon on or after the respective due dates
expressed herein.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No reference herein to the Indenture and no provision
of this Security or of the Indenture shall alter or impair the obligation of the Issuer, which is absolute and unconditional, to pay
the principal of and any premium and interest on this Security at the times, places and rate, and in the coin or currency, herein prescribed.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">As provided in the Indenture and subject to certain
limitations therein set forth, the transfer of this Security is registrable in the Security Register, upon surrender of this Security
for registration of transfer at the office or agency of the Issuer in any place where the principal of and any premium and interest on
this Security are payable, duly endorsed by, or accompanied by a written instrument of transfer in form satisfactory to the Issuer and
the Security Registrar duly executed by, the Holder hereof or his attorney duly authorized in writing, and thereupon one or more new
Securities of this series and of like tenor, of authorized denominations and for the same aggregate principal amount, will be issued
to the designated transferee or transferees.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Securities of this series are issuable only
in registered form without coupons in denominations of $2,000 and any integral multiple of $1,000 in excess thereof. As provided in the
Indenture and subject to certain limitations therein set forth, Securities of this series are exchangeable for a like aggregate principal
amount of Securities of this series and of like tenor of a different authorized denomination, as requested by the Holder surrendering
the same.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No service charge shall be made for any such registration
of transfer or exchange, but the Issuer may require payment of a sum sufficient to cover any tax or other governmental charge payable
in connection therewith.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Prior to due presentment of this Security for
registration of transfer or exchange, the Issuer, the Guarantors, the Trustee and any agent of the Issuer, the Guarantors or the Trustee
may treat the Person in whose name this Security is registered as the owner hereof for all purposes, whether or not this Security be
overdue, and neither the Issuer, the Guarantors, the Trustee nor any such agent shall be affected by notice to the contrary.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Indenture and this Security shall be governed
by and construed in accordance with the laws of the State of New York, without regard to principles of conflicts of laws.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Interest on this Security shall be computed on
the basis of a 360-day year of twelve 30-day months.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All terms used in this Security which are defined
in the Indenture shall have the meanings assigned to them in the Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">GUARANTEE</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Rio Tinto plc, a public limited company incorporated
under the laws of England and Wales, having its registered office at 6 St James&rsquo;s Square, London SW1Y 4AD, United Kingdom, and
Rio Tinto Limited (ABN 96 004 458 404), a corporation incorporated under the laws of the State of Victoria, Australia, having its principal
office at Level 43, 120 Collins Street, Melbourne, Victoria 3000, Australia (each being referred to herein as a &ldquo;Guarantor&rdquo;,
which term includes any successor Person under the Indenture referred to in the Security upon which this Guarantee is endorsed, and together,
the &ldquo;Guarantors&rdquo;), for value received hereby unconditionally guarantee to the Holder of the Security upon which this Guarantee
is endorsed and to the Trustee on behalf of each such Holder the due and punctual payment of the principal of, premium, if any, and interest
on such Security (including any additional amounts payable pursuant to Section&nbsp;1004 of the Indenture in respect thereof) and the
due and punctual payment of the sinking fund or analogous payments referred to therein, if any, when and as the same shall become due
and payable (subject to any period of grace provided with respect thereto), whether at the Stated Maturity, by declaration of acceleration,
call for redemption or otherwise, according to the terms thereof and of the Indenture referred to therein and any other payment of interest
under the Indenture. In the case of the failure of Rio Tinto Finance (USA) plc, a public limited company duly incorporated and existing
under the laws of England and Wales (herein called the &ldquo;Issuer&rdquo;, which term includes any successor Person under such Indenture),
punctually to make any such payment of principal, premium, if any, or interest or any sinking fund or analogous payment, the Guarantors
hereby, jointly and severally, agree to cause any such payment to be made punctually when and as the same shall become due and payable,
whether at the Stated Maturity or by declaration of acceleration, call for redemption or otherwise, and as if such payment were made
by the Issuer. The obligations of the Guarantors under this Guarantee shall be joint and several.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors hereby further agrees,
subject to the limitations and exceptions set forth below, that if any deduction or withholding for any present or future taxes, assessments
or other governmental charges of the jurisdiction (or any political subdivision or taxing authority thereof or therein) in which such
Guarantor is incorporated shall at any time be required by such jurisdiction (or any such political subdivision or taxing authority)
in respect of any amount to be paid by such Guarantor under this Guarantee or a Security, then such Guarantor will pay to the Holder
of a Security such additional amounts as may be necessary in order that the net amounts paid to the Holder of such Security who, with
respect to any such tax, assessment, or other governmental charge, is not resident in such jurisdiction, after such deduction or withholding,
shall be not less than the amounts specified in such Security to which such Holder is entitled; provided however, that such Guarantor
shall not be required to make any payment of additional amounts (i)&nbsp;if the Holder is a United States Person, for or on account of
any such tax, assessment or other governmental charge imposed by the United States or any political subdivisions or taxing authority
thereof or therein, (ii)&nbsp;for or on account of:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(a)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge which would not have been imposed but for (i)&nbsp;the existence of any present or former
connection between such Holder (or between a fiduciary, settlor, beneficiary, member or shareholder of, or possessor of a power over,
such Holder, if such Holder is an estate, trust, partnership or corporation) and the taxing jurisdiction or any political subdivision
or territory or possession thereof or area subject to its jurisdiction, including, without limitation, such Holder (or such fiduciary,
settlor, beneficiary, member, shareholder or possessor) being or having been a citizen or resident thereof or being or having been present
or engaged in trade or business therein or having or having had a permanent establishment therein or (ii)&nbsp;the presentation of a
Security (where presentation is required) for payment on a date more than 30 days after the date on which such payment became due and
payable or the date on which payment thereof is duly provided for, whichever occurs later;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(b)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
estate, inheritance, gift, sale, transfer, personal property or similar tax, assessment or other governmental charge;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(c)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment, or other governmental charge which is payable otherwise than by withholding from payments of (or in respect of) principal
of, premium, if any, or interest on, the Securities;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(d)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
tax, assessment or other governmental charge that is imposed or withheld by reason of the failure to comply by the Holder or the beneficial
owner of a Security with a request of the Issuer or the applicable Guarantor addressed to the Holder (i)&nbsp;to provide information
concerning the nationality, residence or identity of the Holder or such beneficial owner or (ii)&nbsp;to make any declaration or other
similar claim or satisfy any information or reporting requirement, which, in the case of Clause (i)&nbsp;or (ii), is required or imposed
by a statute, treaty, regulation or administrative practice of the taxing jurisdiction as a precondition to exemption from all or part
of such tax, assessment or other governmental charge;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(e)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;in
the case of a payment made by Rio Tinto plc under the Guarantees, any tax, assessment or other governmental charge imposed as a result
of the Security being presented for payment in the United Kingdom unless presentment could not have been made elsewhere;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(f)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction required to be made with respect to a Security presented for payment by or on behalf of a Holder of such Security
who would have been able to avoid such withholding or deduction by presenting the relevant Security to another Paying Agent;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(g)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
withholding or deduction for which a determination is made by the Australian Commissioner of Taxation that the withholding or deduction
is payable because the Holder has participated in a scheme to avoid withholding tax provided that neither the Issuer nor any Guarantor
participated in or was a party to such scheme; or</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">(h)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;any
combination of items (a), (b), (c), (d), (e), (f)&nbsp;or (g);</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">nor shall additional amounts be paid with respect
to any payment of the principal of, premium, if any or any interest on any Security to any Holder who is a fiduciary or partnership or
other than the sole beneficial owner of such payment to the extent such payment would be required by the laws of the jurisdiction (or
any political subdivision or taxing authority thereof or therein) to be included in the income for tax purposes of a beneficiary or settlor
with respect to such fiduciary or a member of such partnership or a beneficial owner who would not have been entitled to such additional
amounts had it been the Holder of the Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors hereby agrees that its
obligations hereunder shall be as if it were principal debtor and not merely surety, and shall be absolute and unconditional, irrespective
of, and shall be unaffected by, any invalidity, irregularity or unenforceability of such Security or such Indenture, any failure to enforce
the provisions of such Security or such Indenture, or any waiver, modification or indulgence granted to the Issuer with respect thereto,
by the Holder of such Security or the Trustee or any other circumstance which may otherwise constitute a legal or equitable discharge
of a surety or guarantor; provided however, that, notwithstanding the foregoing, no such waiver, modification or indulgence shall, without
the consent of each of the Guarantors, increase the principal amount of such Security, or increase the interest rate thereon, or increase
any premium payable upon redemption thereof, or alter the Stated Maturity thereof, or increase the principal amount of any Original Issue
Discount Security that would be due and payable upon a declaration of acceleration of the maturity thereof pursuant to Section&nbsp;502
of such Indenture. Each of the Guarantors hereby waives diligence, presentment, demand of payment, filing of claims with a court in the
event of a merger or bankruptcy of the Issuer, any right to require a proceeding first against the Issuer, protest or notice with respect
to such Security or the indebtedness evidenced thereby or with respect to any sinking fund or analogous payment require under such Security
and all demands whatsoever, and covenants that this Guarantee will not be discharged except by payment in full of the principal of, premium,
if any, and interest on such Security.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Notwithstanding anything to the contrary contained
herein, each of the Guarantors shall be entitled to withhold and deduct any amounts required to be deducted or withheld pursuant to an
agreement described in Section&nbsp;1471(b)&nbsp;of the Code, or otherwise imposed pursuant to Sections 1471 through 1474 of the Code
(or any regulations thereunder or official interpretations thereof) or an intergovernmental agreement between the United States and another
jurisdiction facilitating the implementation thereof (or any law implementing such an intergovernmental agreement) (any such withholding
or deduction, a &ldquo;FATCA Withholding&rdquo;), and the Guarantors shall not be required to pay any additional amounts in respect of
FATCA Withholding.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Each of the Guarantors shall be subrogated to
all rights of the Holder of such Security and the Trustee against the Issuer in respect of any amounts paid to such Holder by such Guarantor
pursuant to the provisions of this Guarantee, provided, however, that such Guarantor shall not be entitled to enforce, or to receive
any payments arising out of or based upon, such right of subrogation until the principal of, premium, if any, and interest on all Securities
of the same series issued under such Indenture shall have been paid in full.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">No reference herein to such Indenture and no provision
of this Guarantee or of such Indenture shall alter or impair the guarantee of the Guarantors, which is absolute and unconditional, of
the due and punctual payment of the principal of, premium, if any, and interest on, and any sinking fund or analogous payments with respect
to, the Security upon which this Guarantee is endorsed.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">This Guarantee shall not be valid or obligatory
for any purpose until the certificate of authentication of such Security shall have been manually executed by or on behalf of the Trustee
under such Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">All terms used in this Guarantee which are defined
in such Indenture shall have the meanings assigned to them in such Indenture.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The Guarantee shall be deemed to be a contract
made under the laws of the State of New York, and for all purposes shall be governed by and construed in accordance with the law of the
State of New York.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Executed and dated the date on the face hereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD COLSPAN="2"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">RIO TINTO PLC</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 50%">&nbsp;</TD>
    <TD STYLE="width: 5%">&nbsp;</TD>
    <TD STYLE="width: 45%">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name:</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD COLSPAN="2"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">RIO TINTO LIMITED</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name:</FONT></TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD>&nbsp;</TD></TR>
  </TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I>[Signature page&nbsp;to Guarantee]</I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="margin: 0"></P>

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