<SEC-DOCUMENT>0001193125-18-331452.txt : 20181120
<SEC-HEADER>0001193125-18-331452.hdr.sgml : 20181120
<ACCEPTANCE-DATETIME>20181120171934
ACCESSION NUMBER:		0001193125-18-331452
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		12
FILED AS OF DATE:		20181120
DATE AS OF CHANGE:		20181120
EFFECTIVENESS DATE:		20181120

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ONEOK INC /NEW/
		CENTRAL INDEX KEY:			0001039684
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION & DISTRIBUTION [4923]
		IRS NUMBER:				731520922
		STATE OF INCORPORATION:			OK
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-228499
		FILM NUMBER:		181196333

	BUSINESS ADDRESS:	
		STREET 1:		100 WEST 5TH ST
		CITY:			TULSA
		STATE:			OK
		ZIP:			74103
		BUSINESS PHONE:		9185887000

	MAIL ADDRESS:	
		STREET 1:		100 WEST 5TH ST
		CITY:			TULSA
		STATE:			OK
		ZIP:			74103

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WAI INC
		DATE OF NAME CHANGE:	19970519
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>d656013ds8.htm
<DESCRIPTION>FORM S-8
<TEXT>
<HTML><HEAD>
<TITLE>Form S-8</TITLE>
</HEAD>
 <BODY BGCOLOR="WHITE">


<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>As filed with the Securities and Exchange Commission on November&nbsp;20, 2018 </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Registration
<FONT STYLE="white-space:nowrap">No.&nbsp;333-&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT> </B></P> <P STYLE="font-size:4pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<P STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&nbsp;</P> <P STYLE="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</P>
<P STYLE="margin-top:4pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>UNITED STATES </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>SECURITIES
AND EXCHANGE COMMISSION </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>WASHINGTON, D.C. 20549 </B></P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center> <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>FORM <FONT STYLE="white-space:nowrap">S-8</FONT> </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>REGISTRATION STATEMENT </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B><I>Under </I></B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B><I>THE
SECURITIES ACT OF 1933 </I></B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center> <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:24pt; font-family:Times New Roman" ALIGN="center"><B>ONEOK, Inc. </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>(Exact name
of registrant as specified in its charter) </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center>
<P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:8pt" ALIGN="center">


<TR>
<TD WIDTH="50%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="48%"></TD></TR>


<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" ALIGN="center"><B>Oklahoma</B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B><FONT STYLE="white-space:nowrap">73-1520922</FONT></B></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(State or other jurisdiction of</B></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>incorporation or organization)</B></P></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(I.R.S. Employer</B></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Identification No.)</B></P></TD></TR>
</TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>100 West Fifth Street </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Tulsa, Oklahoma 74103 </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>(918) <FONT STYLE="white-space:nowrap">588-7000</FONT> </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(Address, including zip code and telephone number, including area code, of registrant&#146;s principal executive offices) </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ONEOK, Inc. 401(k) Plan </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>(Formerly known as &#147;Thrift Plan for Employees of ONEOK, Inc. and Subsidiaries&#148;) </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(Full title of the plan) </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Stephen B. Allen </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Senior
Vice President, General Counsel and Assistant Secretary </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>100 West Fifth Street </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Tulsa, Oklahoma 74173 </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>(918) <FONT STYLE="white-space:nowrap">588-7000</FONT> </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(Name, address, and telephone number, including area code, of agent for service) </B></P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center> <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B><I>Copies to: </I></B></P> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" ALIGN="center">


<TR>
<TD WIDTH="50%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="48%"></TD></TR>


<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" ALIGN="center"><B>Jordan B. Edwards</B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B>Eric Grimshaw</B></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" ALIGN="center"><B>GABLEGOTWALS</B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B>Vice President, Associate General Counsel and Secretary</B></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" ALIGN="center"><B>100 West Fifth Street, Suite 1100</B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B>100 West Fifth Street</B></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" ALIGN="center"><B>Tulsa, Oklahoma 74103</B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B>Tulsa, Oklahoma 74103</B></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" ALIGN="center"><B>(918) <FONT STYLE="white-space:nowrap">595-4800</FONT></B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B>(918) <FONT STYLE="white-space:nowrap">588-7000</FONT></B></TD></TR>
</TABLE> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center> <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a <FONT STYLE="white-space:nowrap">non-accelerated</FONT>
filer, a smaller reporting company or an emerging growth company. See the definitions of &#147;large accelerated filer,&#148; &#147;accelerated filer,&#148; &#147;smaller reporting company,&#148; and &#147;emerging growth company&#148; in <FONT
STYLE="white-space:nowrap">Rule&nbsp;12b-2</FONT> of the Exchange Act. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" ALIGN="center">


<TR>
<TD WIDTH="16%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="60%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="20%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="1%"></TD></TR>


<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="bottom">Large&nbsp;accelerated&nbsp;filer</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">&#9746;</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="bottom">Accelerated&nbsp;filer</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">&#9744;</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="bottom">Non-accelerated filer</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">&#9744;</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="bottom">Smaller&nbsp;reporting&nbsp;company</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">&#9744;</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="bottom">Emerging&nbsp;growth&nbsp;company</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">&#9744;</TD></TR>
</TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period
for complying with any new or revised financial accounting standards provided pursuant to Section&nbsp;7(a)(2)(B) of the Securities Act.&nbsp;&nbsp;&#9744; </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center>
<P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>CALCULATION
OF REGISTRATION FEE </B></P> <P STYLE="font-size:4pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:8pt" ALIGN="center">


<TR>
<TD WIDTH="48%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="13%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="12%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="9%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="14%"></TD></TR>


<TR STYLE="font-size:1px; ">
<TD COLSPAN="9" VALIGN="bottom"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; border-top:1.00px solid #000000">&nbsp;</P></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="bottom" ALIGN="center" STYLE="BORDER-TOP:1px solid #000000"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>TITLE OF</B></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>SECURITIES TO BE REGISTERED</B></P></TD>
<TD VALIGN="bottom" STYLE=" BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center" STYLE="BORDER-TOP:1px solid #000000"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>AMOUNT</B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>TO BE</B></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>REGISTERED(1)(2)</B></P></TD>
<TD VALIGN="bottom" STYLE=" BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center" STYLE="BORDER-TOP:1px solid #000000"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>PROPOSED</B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>MAXIMUM</B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>OFFERING&nbsp;PRICE</B></P> <P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>PER
SHARE&nbsp;(3)</B></P></TD>
<TD VALIGN="bottom" STYLE=" BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center" STYLE="BORDER-TOP:1px solid #000000"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>PROPOSED</B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>MAXIMUM</B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>AGGREGATE</B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>OFFERING</B></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>PRICE&nbsp;(3)</B></P></TD>
<TD VALIGN="bottom" STYLE=" BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center" STYLE="BORDER-TOP:1px solid #000000"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>AMOUNT&nbsp;OF</B></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>REGISTRATION&nbsp;FEE</B></P></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" STYLE="BORDER-TOP:1px solid #000000"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; margin-left:1.00em; text-indent:-1.00em; font-size:10pt; font-family:Times New Roman">Common Stock, $0.01 par value per share</P></TD>
<TD VALIGN="bottom" STYLE=" BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center" STYLE="BORDER-TOP:1px solid #000000">1,000,000</TD>
<TD VALIGN="bottom" STYLE=" BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center" STYLE="BORDER-TOP:1px solid #000000">$60.515</TD>
<TD VALIGN="bottom" STYLE=" BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center" STYLE="BORDER-TOP:1px solid #000000">$60,515,000</TD>
<TD VALIGN="bottom" STYLE=" BORDER-LEFT:1px solid #000000; BORDER-TOP:1px solid #000000">&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center" STYLE="BORDER-TOP:1px solid #000000">$7,334.42</TD></TR>
<TR STYLE="font-size:1px; ">
<TD COLSPAN="9" VALIGN="bottom"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; border-top:1.00px solid #000000">&nbsp;</P></TD></TR>
<TR STYLE="font-size:1px; ">
<TD COLSPAN="9" VALIGN="bottom"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; border-top:1.00px solid #000000">&nbsp;</P></TD></TR>
</TABLE>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><SUP STYLE="font-size:85%; vertical-align:top">(1)</SUP>&nbsp;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">This registration statement (the &#147;Registration Statement&#148;) includes 1,000,000 shares of common stock,
par value $0.01 per share (the &#147;Common Stock&#148;), of ONEOK, Inc. (the &#147;Company,&#148; &#147;Registrant&#148; or &#147;our&#148;) that may be offered under the ONEOK, Inc. 401(k) Plan (formerly known as the Thrift Plan for Employees of
ONEOK, Inc. and Subsidiaries) (the &#147;401(k) Plan&#148;). </P></TD></TR></TABLE>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><SUP STYLE="font-size:85%; vertical-align:top">(2)</SUP>&nbsp;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">This Registration Statement, pursuant to Rule 416 under the Securities Act of 1933, as amended (the
&#147;Securities Act&#148;), covers an indeterminate number of additional shares of our Common Stock with respect to the shares registered hereunder in the event of a stock split, stock dividend or similar transaction. In addition, pursuant to Rule
416(c) under the Securities Act, this Registration Statement also covers an indeterminate amount of interests to be offered or sold pursuant to the 401(k) Plan. </P></TD></TR></TABLE>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><SUP STYLE="font-size:85%; vertical-align:top">(3)</SUP>&nbsp;</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Estimated pursuant to Rule 457(c) and (h)&nbsp;under the Securities Act solely for the purpose of calculating
the registration fee (based on the average of the highest and lowest sale prices of our Common Stock on the New York Stock Exchange on November&nbsp;15, 2018, which is a date within five business days prior to the date of filing of this Registration
Statement). </P></TD></TR></TABLE> <P STYLE="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P> <P STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&nbsp;</P>
<P STYLE="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</P>
</DIV></Center>


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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B><U>EXPLANATORY NOTE </U></B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Pursuant to General Instruction&nbsp;E of <FONT STYLE="white-space:nowrap">Form&nbsp;S-8</FONT> under the Securities Act, this Registration
Statement of the Registrant on <FONT STYLE="white-space:nowrap">Form&nbsp;S-8</FONT> is being filed in order to register 1,000,000 additional shares of ONEOK Inc.&#146;s Common Stock which may be offered from time to time under the ONEOK, Inc.
401(k) Plan. The contents of the earlier registration statements on <FONT STYLE="white-space:nowrap">Form&nbsp;S-8,</FONT> filed on March&nbsp;3, 2014 (SEC File No.&nbsp;333-194284), December&nbsp;21, 2012 (SEC File
<FONT STYLE="white-space:nowrap">No.&nbsp;333-185633),</FONT> December&nbsp;20, 2011 (SEC File <FONT STYLE="white-space:nowrap">No.&nbsp;333-178622),</FONT> December&nbsp;21, 2010 (SEC File
<FONT STYLE="white-space:nowrap">No.&nbsp;333-171308),</FONT> February&nbsp;24, 2010 (SEC File <FONT STYLE="white-space:nowrap">No.&nbsp;333-165044),</FONT> February&nbsp;26, 2009 (SEC File
<FONT STYLE="white-space:nowrap">No.&nbsp;333-157548),</FONT> August&nbsp;4, 2008 (SEC File <FONT STYLE="white-space:nowrap">No.&nbsp;333-152748),</FONT> February&nbsp;12, 2007 (SEC File <FONT STYLE="white-space:nowrap">No.&nbsp;333-140629),</FONT>
November&nbsp;28, 1997 (SEC File <FONT STYLE="white-space:nowrap">No.&nbsp;333-41263)</FONT> and the post-effective amendment No.&nbsp;1 to Form <FONT STYLE="white-space:nowrap">S-8</FONT> Registration Statement filed on April&nbsp;19, 1999 (SEC
File <FONT STYLE="white-space:nowrap">No.&nbsp;333-41263),</FONT> respectively, are incorporated by reference into this Registration Statement, and are supplemented by the information set forth below. </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B><U>PART&nbsp;II </U></B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><B>Item&nbsp;3. Incorporation of Documents by Reference. </B></P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The following documents, which have been previously filed by the Company with the Securities and Exchange Commission (the &#147;SEC&#148;) pursuant to the
Securities Act and pursuant to the Securities Exchange Act of 1934, as amended (the &#147;Exchange Act&#148;), are incorporated by reference herein and shall be deemed to be a part hereof: </P>
<P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">(a)</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">The Company&#146;s Annual Report on Form <FONT STYLE="white-space:nowrap">10-K</FONT> filed with the SEC on
February&nbsp;27, 2018; </P></TD></TR></TABLE> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">(b)</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">The Company&#146;s Quarterly Reports on Form <FONT STYLE="white-space:nowrap">10-Q</FONT> filed with the SEC on
May&nbsp;2, 2018, August&nbsp;1, 2018 and October&nbsp;31, 2018; </P></TD></TR></TABLE> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">(c)</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">The Company&#146;s Current Reports on Form <FONT STYLE="white-space:nowrap">8-K</FONT> filed with the SEC on
January&nbsp;9, 2018, January&nbsp;18, 2018, February&nbsp;23, 2018, April&nbsp;20, 2018, May&nbsp;24, 2018, June&nbsp;18, 2018, June&nbsp;20, 2018, July 2, 2018, July&nbsp;26, 2018, September&nbsp;20, 2018 and October&nbsp;25, 2018, but excluding
in each portions of those reports and the exhibits related thereto that were furnished under Items 2.02 or 7.01; </P></TD></TR></TABLE> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">(d)</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">The 401(k) Plan&#146;s Annual Report on <FONT STYLE="white-space:nowrap">Form&nbsp;11-K</FONT> filed with the
SEC on June&nbsp;22, 2018; and </P></TD></TR></TABLE> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">(e)</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">The description of our Common Stock contained in our <FONT STYLE="white-space:nowrap">Form&nbsp;8-A</FONT>
registration statement filed with the SEC on November&nbsp;21, 1997, including any amendment or report filed for the purpose of updating that description. </P></TD></TR></TABLE>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">In addition, all documents subsequently filed by the Company with the SEC pursuant to Sections&nbsp;13(a), 13(c), 14 and 15(d) of the Exchange Act, prior to
the filing of a post-effective amendment to this Registration Statement which indicates that all securities offered hereby have been sold or which deregisters all securities remaining unsold, shall be deemed to be incorporated by reference in this
Registration Statement and to be a part hereof from the date of filing of such documents. Notwithstanding the foregoing, unless specifically stated to the contrary, none of the information that the Company discloses under Items&nbsp;2.02 or 7.01 of
any Current Report on <FONT STYLE="white-space:nowrap">Form&nbsp;8-K</FONT> that it may from time to time furnish to the SEC will be incorporated by reference into, or otherwise included in, this Registration Statement. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Any statement, including financial statements, contained in a document incorporated or deemed to be incorporated by reference herein shall be deemed to be
modified or superseded for purposes of this Registration Statement to the extent that a statement contained herein or therein or in any other subsequently filed document which also is or is deemed to be incorporated by reference herein modifies or
supersedes such statement. Any such statement so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this Registration Statement. </P>
<P STYLE="margin-top:18pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><B>Item&nbsp;8. Exhibits </B></P> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" ALIGN="center">


<TR>
<TD></TD>
<TD VALIGN="bottom" WIDTH="7%"></TD>
<TD WIDTH="90%"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="bottom" NOWRAP ALIGN="center"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; border-bottom:1.00pt solid #000000; display:table-cell; font-size:8pt; font-family:Times New Roman; " ALIGN="center"><B>EXHIBIT<BR>NO.</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; border-bottom:1.00pt solid #000000; display:table-cell; font-size:8pt; font-family:Times New Roman; "><B>DESCRIPTION</B></P></TD></TR>


<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>&nbsp;&nbsp;4.1</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="http://www.sec.gov/Archives/edgar/data/1039684/000119312514080534/d684314dex41.htm">ONEOK, Inc. 401(k) Plan as amended and restated effective January 1, 2014 (incorporated by reference to Exhibit 4.1 to ONEOK, Inc.&#146;s Registration
 Statement on Form S-8 filed on March 3, 2014). </A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>&nbsp;&nbsp;4.2</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex42.htm">Amendment to ONEOK, Inc. 401(k) Plan</A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>&nbsp;&nbsp;4.3</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex43.htm">Amendment to ONEOK, Inc. 401(k) Plan</A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>&nbsp;&nbsp;4.4</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex44.htm">Amendment to ONEOK, Inc. 401(k) Plan</A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>&nbsp;&nbsp;4.5</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex45.htm">Amendment No. 4 to ONEOK, Inc. 401(k) Plan</A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>&nbsp;&nbsp;4.6</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex46.htm">Amendment No. 5 to ONEOK, Inc. 401(k) Plan</A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>&nbsp;&nbsp;4.7</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex47.htm">Amendment No. 6 to ONEOK, Inc. 401(k) Plan</A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>&nbsp;&nbsp;4.8</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex48.htm">Amendment No. 7 to ONEOK, Inc. 401(k) Plan</A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>&nbsp;&nbsp;5.1</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex51.htm">Opinion of GABLEGOTWALS. </A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>23.1</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex231.htm">Consent of PricewaterhouseCoopers LLP. </A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>23.2</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="d656013dex51.htm">Consent of GABLEGOTWALS (included in Exhibit 5.1). </A></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>24.1</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top"><A HREF="#sig">Power of Attorney (included herein). </A></TD></TR>
</TABLE>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>SIGNATURES </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets
all the requirements for filing on Form <FONT STYLE="white-space:nowrap">S-8</FONT> and has duly caused this Registration Statement on Form <FONT STYLE="white-space:nowrap">S-8</FONT> to be signed on its behalf by the undersigned, thereunto duly
authorized in the City of Tulsa and the State of Oklahoma, on November&nbsp;20, 2018. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><DIV ALIGN="right">
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<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="87%"></TD></TR>


<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3">ONEOK, INC.</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">By:</TD>
<TD VALIGN="bottom" STYLE=" BORDER-BOTTOM:1px solid #000000">&nbsp;</TD>
<TD VALIGN="top" STYLE="BORDER-BOTTOM:1px solid #000000">/<SMALL>S</SMALL>/ W<SMALL>ALTER</SMALL> S. H<SMALL>ULSE</SMALL></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Name:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">Walter S. Hulse</TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Title:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom">Chief Financial Officer, Executive Vice President, Strategic and Corporate Affairs</TD></TR>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B><A NAME="sig"></A>POWER OF ATTORNEY </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Each person whose signature appears below authorizes Terry K. Spencer and Walter S. Hulse, and each of them, each of whom may act without
joinder of the other, to execute in the name of each such person who is then an officer or director of the Registrant and to file any amendments to this Registration Statement, including post effective amendments, and to do any and all acts they or
either of them determines may be necessary or advisable to enable the Registrant to comply with the Securities Act of 1933, as amended, and any rules, regulations and requirements of the Securities and Exchange Commission in respect thereof, in
connection with the registration of the securities which are the subject of this Registration Statement. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Pursuant to the requirements of the Securities
Act, this Registration Statement has been signed by the following persons in the capacities indicated on this 20th day of November, 2018. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD WIDTH="37%"></TD>
<TD VALIGN="bottom" WIDTH="2%"></TD>
<TD WIDTH="58%"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="bottom" NOWRAP ALIGN="center"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; border-bottom:1.00pt solid #000000; display:table-cell; font-size:8pt; font-family:Times New Roman; " ALIGN="center"><B>Signature</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; border-bottom:1.00pt solid #000000; display:table-cell; font-size:8pt; font-family:Times New Roman; " ALIGN="center"><B>Title</B></P></TD></TR>


<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ J<SMALL>OHN</SMALL> W. G<SMALL>IBSON</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>John W. Gibson</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><FONT STYLE="font-size:10pt">Chairman of the Board</FONT></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ T<SMALL>ERRY</SMALL> K. S<SMALL>PENCER</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Terry K. Spencer</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Director, Chief Executive Officer and President</P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(Principal Executive Officer)</P></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ W<SMALL>ALTER</SMALL> S. H<SMALL>ULSE</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Walter S. Hulse</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Chief Financial Officer, Executive Vice President,</P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Strategic and Corporate Affairs</P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(Principal Financial Officer)</P></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ S<SMALL>HEPPARD</SMALL> F. M<SMALL>IERS</SMALL> III</P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Sheppard F. Miers III</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">Vice President, Chief Accounting Officer</P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(Principal Accounting Officer)</P></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ B<SMALL>RIAN</SMALL> L. D<SMALL>ERKSEN</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Brian L. Derksen</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><FONT STYLE="font-size:10pt">Director</FONT></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ J<SMALL>ULIE</SMALL> H. E<SMALL>DWARDS</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Julie H. Edwards</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><FONT STYLE="font-size:10pt">Director</FONT></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ R<SMALL>ANDALL</SMALL> J. L<SMALL>ARSON</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Randall J. Larson</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><FONT STYLE="font-size:10pt">Director</FONT></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ S<SMALL>TEVEN</SMALL> J. M<SMALL>ALCOLM</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Steven J. Malcolm</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><FONT STYLE="font-size:10pt">Director</FONT></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ J<SMALL>IM</SMALL> W. M<SMALL>OGG</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Jim W. Mogg</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><FONT STYLE="font-size:10pt">Director</FONT></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ P<SMALL>ATTYE</SMALL> L. M<SMALL>OORE</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Pattye L. Moore</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><FONT STYLE="font-size:10pt">Director</FONT></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ G<SMALL>ARY</SMALL> D. P<SMALL>ARKER</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Gary D. Parker</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><FONT STYLE="font-size:10pt">Director</FONT></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman" ALIGN="center">/<SMALL>S</SMALL>/ E<SMALL>DUARDO</SMALL> A. R<SMALL>ODRIGUEZ</SMALL></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Eduardo A. Rodriguez</B></P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><FONT STYLE="font-size:10pt">Director</FONT></TD></TR>
</TABLE>
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<TYPE>EX-4.2
<SEQUENCE>2
<FILENAME>d656013dex42.htm
<DESCRIPTION>EX-4.2
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<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 4.2 </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Amendment to </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ONEOK,
Inc. 401(k) Plan </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(Immediate Eligibility) </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 2 of Article II of the ONEOK, Inc. 401(k) Plan (the &#147;Plan&#148;) is amended in its
entirety to read as follows: </P> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="8%">&nbsp;</TD>
<TD WIDTH="5%" VALIGN="top" ALIGN="left"><B>2.</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Commencement of Participation </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman">Subject to Article XXIV, an Employee who is eligible on or before the Consolidated Plan Effective Date of the Plan may commence his/her initial
Participation therein as of that date. Any Employee who prior to January&nbsp;1, 1999, was eligible to participate in, or who was a participant in the Prior ONEOK, Inc. Thrift Plan or the KGS 401(k) Thrift Plan shall be eligible to participate in
this Plan on and after January&nbsp;1, 1999. Any other eligible Employee may commence initial participation as of the date he/she becomes eligible <STRIKE>if it is the first day of a month and he/she completes enrollment in the Plan or before that
day, or otherwise as of the first day of the calendar month next following the month in which he/she becomes eligible; provided, however, that no Employee who is on authorized leave of absence on the date he/she becomes eligible may commence to
participate in the Plan until the first day of the calendar month following his/her return to active service; and provided, further, that such Employee may in any event participate in the Plan not later than the earlier of the first day of the Plan
Year after such Employee has met the requirements for eligibility under this Plan, or six (6)</STRIKE><STRIKE></STRIKE><STRIKE>&nbsp;months after the day such requirements are met</STRIKE>. Any eligible Employee who does not commence to participate
in the Plan on the earliest date when he/she is eligible to do so may thereafter commence participation <STRIKE>as of the first day of the calendar month following the month in which he/she elects to participate and makes application to do so to the
Company. Commencement of participation in the Plan by an eligible Employee shall be accomplished</STRIKE> by his/her election to make deposits or a Reduction in Compensation, as hereinafter provided. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">2.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 6 of Article II of the Plan is amended in its entirety to read as follows: </P>
<P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>6.</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Reentry of Participant </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">If a former Participant whose employment has terminated shall be rehired as an Employee, he/she shall be eligible <STRIKE>entitled</STRIKE> to
reenter the Plan as a Participant on the <STRIKE>first </STRIKE>day of <STRIKE>the month next following</STRIKE> such reemployment. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">3.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 2 of Article VI of the Plan is amended in its entirety to read as follows: </P>
<P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>2.</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Reinstatement of Voluntarily Suspended Reduction in Compensation or
<FONT STYLE="white-space:nowrap">After-Tax</FONT> Deposits </B></P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">A Participant may at any time elect in writing to
reinstate his/her Reduction in Compensation or <FONT STYLE="white-space:nowrap">After-Tax</FONT> Participant Deposit to the Plan which he/she previously voluntarily suspended. Such election to reinstate a previously suspended Reduction in
Compensation or <FONT STYLE="white-space:nowrap">After-Tax</FONT> Participant Deposit shall be made in the manner prescribed by the Committee and shall be effective <U>as soon as administratively practicable</U> <STRIKE>on the first day of the
calendar quarter next following the end of the calendar month in which</STRIKE> after the Participant&#146;s written election for such reinstatement is received by the Company </P>
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<TYPE>EX-4.3
<SEQUENCE>3
<FILENAME>d656013dex43.htm
<DESCRIPTION>EX-4.3
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<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 4.3 </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Amendment to </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ONEOK,
Inc. 401(k) Plan </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(Conforming and Clarifying Amendments) </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2014, the first <FONT STYLE="white-space:nowrap">sub-paragraph</FONT> within Paragraph 2.A.1. of Article
III of the ONEOK, Inc. 401(k) Plan (the &#147;Plan&#148;) is amended to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;Each Employee who is a <FONT
STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant in this Plan may elect a Reduction in Compensation in an amount not in excess of twenty-four percent (24%) of his/her Compensation <U>(but without giving effect to the limits set
forth in Section&nbsp;401(a)(17) of the Code) </U>or the limitation on exclusion of elective deferrals for his/her taxable year, provided in Code Section&nbsp;402(g), subject to applicable <FONT STYLE="white-space:nowrap"><FONT
STYLE="white-space:nowrap">cost-of-living</FONT></FONT> adjustment thereunder, or as provided in any successor provision of the federal tax law. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">2.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2014, Paragraph 2.A.2. of Article III of the Plan is amended in its entirety to read as follows: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">2.&nbsp;&nbsp;&nbsp;&nbsp;For purposes of the foregoing and the Plan <FONT STYLE="white-space:nowrap">&#147;Catch-Up</FONT> Contributions&#148;
are Elective Deferrals made to the Plan that are in excess of an otherwise applicable Plan limit and that are made by Participants who are aged fifty (50)&nbsp;or over by the end of their taxable year. An otherwise applicable limit is a limit in the
Plan that applies to Elective Deferrals without regard to <FONT STYLE="white-space:nowrap">Catch-Up</FONT> Contributions, such as limits on annual additions, the <U>applicable</U> limit on Elective Deferrals under Code Section&nbsp;402(g) (not
counting <FONT STYLE="white-space:nowrap">Catch-Up</FONT> Contributions) and the limit imposed on the actual deferral percentage (ADP) test under Code Section&nbsp;401(k)(3). <FONT STYLE="white-space:nowrap">Catch-Up</FONT> Contributions for a
Participant <U>may be made under the Plan, and</U> for a taxable year may not exceed (1)&nbsp;the limit on <FONT STYLE="white-space:nowrap">Catch-Up</FONT> Contributions under Code Section&nbsp;414(v)(2)(B)(I) for the taxable year or (2)&nbsp;when
added to other Elective Deferrals, 75&nbsp;percent of the Participant&#146;s Compensation <U>(but without giving effect to the limits set forth in Section</U><U></U><U>&nbsp;401(a)(17) of the Code) </U>for the taxable year. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">3.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2014, Paragraph 2.A.4. of Article III of the Plan is amended in its entirety to read as follows: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">4.&nbsp;&nbsp;&nbsp;&nbsp;Participant elections of Reduction in Compensation shall specify the whole percentage of the Participant&#146;s
Compensation <U>(and without giving effect to the limits set forth in Section</U><U></U><U>&nbsp;401(a</U><U>)(</U><U>17) of the Code)</U> which such Participant elects not to receive in cash and to defer as his/her Reduction in Compensation. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">4.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2014, Paragraph 14 of Article XI of the Plan is amended in its entirety to read as follows: </P>
<P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>14.</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Qualified Domestic Relations Orders; Distributions </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">Notwithstanding any other provisions of the Plan, if a Participant&#146;s account is ordered paid, transferred, or assigned, in whole or in
part, to an alternate payee pursuant to an order determined by the Plan Administrator to be a Qualified Domestic Relations Order within the meaning of Code Section&nbsp;414(p), the payment and distribution to such alternate payee of amounts
attributable to the Participant&#146;s account shall be made by the Plan and Trustee in a single lump sum distribution, and such distribution to such alternate payee shall be made pursuant to such a Qualified Domestic Relations Order <STRIKE>on or
after</STRIKE> <U>prior to</U> the date on which the Participant attains or would have attained the earliest retirement age under the Plan, and within a reasonable period of time after such determination, if such payment is otherwise permissible
under Code Section&nbsp;414(p). For purposes of this paragraph 14., the term &#147;earliest retirement age&#148; shall mean the earlier of (i)&nbsp;the date on which the Participant is entitled to a distribution under the Plan, or (ii)&nbsp;the
later of (a)&nbsp;the date the Participant attains age fifty (50), or (b)&nbsp;the earliest date on which the Participant could begin receiving benefits under the Plan if the Participant separated from service. Periodic distributions authorized from
plan accounts assigned to alternate payees under the KGS 401(k) Thrift Plan pursuant to a Qualified Domestic Relations Order shall be made in accordance with such Order, notwithstanding the foregoing provisions generally providing for immediate
distribution. </P>
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<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">5.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2014, Paragraph 1 of Article XIX of the Plan is amended
in its entirety to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;The Plan shall be governed by and construed in accordance with the laws of
the State of Oklahoma. Any interpretation of the Plan by the Committee shall be conclusive and may be relied upon by the Trustee and all parties in interest. <U>Any conflict between the terms of this Plan document and any other communication
regarding the Plan shall be resolved in favor of this Plan document. If any provision of this Plan is held to be invalid or unenforceable, such invalidity or unenforceability shall not affect any other provision of the Plan, and the remaining
provisions of the Plan shall be construed and enforced in accordance with the Company</U><U>&#146;</U><U>s stated intent or the Committee</U><U>&#146;</U><U>s discretionary interpretation thereof, as if such provision had not been included. Internal
cross-references within the plans are not intended to be conclusive and should be adjusted as the context may require in order to reflect their most logical association.</U> </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">6.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2014, the following statement is added to the end of Paragraph 7 of Article XV of the Plan: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>By participating in the Plan, each Participant is deemed to have waived any right to participate in any class action or accept any form of
personal recovery (equitable, monetary or otherwise) therefrom. Moreover, each Participant shall be deemed to have agreed to participate in binding arbitration or such other means of alternate dispute resolution as the Company or the Committee may
require from time to time.</U> </P>
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<TYPE>EX-4.4
<SEQUENCE>4
<FILENAME>d656013dex44.htm
<DESCRIPTION>EX-4.4
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<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 4.4 </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Amendment to </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ONEOK,
Inc. 401(k) Plan </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(Eligible Automatic Contribution Arrangement) </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, paragraph 57 of Article I of the ONEOK, Inc. 401(k) Plan (the &#147;Plan&#148;) is amended in its
entirety to read as follows: </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">57.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Reduction in Compensation </P></TD></TR></TABLE>
<P STYLE="margin-top:12pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">The reduction in Compensation payable to the Employee by the Company, which is elected voluntarily by the Employee under paragraphs 1 and 2 of
Article III<U>, or deemed to have been elected voluntarily pursuant to paragraph 9 of Article III</U>, but not including any deemed elected additional deferral <STRIKE>for <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit
Participants</STRIKE> made under paragraph <U>4</U><STRIKE>3</STRIKE> of Article III. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">2.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, paragraph
3 of Article II of the Plan is amended in its entirety to read as follows: </P> <P STYLE="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>3.</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Participation Voluntary; <U>Eligible Automatic Contribution Arrangement</U> </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>A.</U> &nbsp;&nbsp;&nbsp;&nbsp;<U>General</U>. Participation in the Plan by eligible Employees shall be voluntary. A Participant may become
temporarily ineligible to participate in the event of termination or suspension of his/her participation pursuant to the terms of the Plan. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>B.&nbsp;&nbsp;&nbsp;&nbsp;Automatic Enrollment. An eligible Employee who is notified of the Eligible Automatic Contribution Arrangement
described in paragraph 9 of Article III shall be deemed to have elected to participate in the Plan for all purposes in accordance with the terms thereof, unless and until he/she affirmatively elects not to be a Participant and/or is no longer
eligible to participate in the Plan.</U> </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">3.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, paragraph 4 of Article II of the Plan is amended in
its entirety to read as follows: </P> <P STYLE="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>4.</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Confirmation of Participation </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">Each Employee at the time of becoming a Participant in the Plan shall be given or provided direct electronic access to a copy of the Plan
and/or summary plan description of the Plan as effective at that time. <STRIKE>As a condition of becoming a Participant in the Plan an Employee shall either sign an instrument in such form as prescribed by the Committee or otherwise provide by
electronic or other medium prescribed by the Committee a statement satisfactory to the Committee evidencing the fact that the Employee intends to be a Participant and he/she accepts and agrees to all the provisions of the Plan; and the Committee may
also require by such means the consent of the spouse of the Participant if the Participant is married and the primary beneficiary designated is not the spouse of the Participant.</STRIKE> </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">4. &nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, paragraph 1 of Article III of the Plan is amended in its entirety to read as follows: </P>
<P STYLE="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>1.</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Company 401(k) Contributions </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">The Company shall contribute to the Trust for each Plan Year, that portion of the net earnings of the Company for that year equal to the amount
of the Reduction in Compensation elected <U>(or deemed to have been elected)</U> by each Participant, and ESOP Dividend Distribution/Additional Deferral Contribution elected and agreed to and deemed elected by each Participant pursuant to paragraphs
2. and 3. of this Article III, to the extent provided therein. Such contributions shall be the Company&#146;s 401(k) Contribution for the Participant </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">5. &nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, paragraph 2.A.6. of Article III of the Plan is
amended in its entirety to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">6.&nbsp;&nbsp;&nbsp;&nbsp;<U>Subject to paragraph 9 of this Article III, below,
t</U><STRIKE>T</STRIKE>he Reduction in Compensation elected by a <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant (in accordance with paragraph 2.A.1 of this Article III, above) shall remain in effect until changed by such
Participant&#146;s delivery of a change of election in the manner provided herein. A <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant may change his/her Reduction in Compensation only on a Designation Date. A <FONT
STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant&#146;s change of election may designate a different percentage of Reduction in Compensation, subject to the terms and conditions of the Plan; and may state that such Participant
elects no Reduction in Compensation and deferral after the Designation Date until he/she makes a subsequent change of election hereunder. Change of election by written direction or by electronic medium, voice response or other means determined and
prescribed by the Committee may be delivered or transmitted by a <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participants at any time, but shall be effective only as of the Designation Date next following the date of the delivery of
such change of election to the Committee. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">6.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Article III of the Plan is amended to add a new
paragraph 9 as follows (and to update internal cross-references accordingly): </P> <P STYLE="margin-top:18pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B><U>9.&nbsp;&nbsp;&nbsp;&nbsp; Eligible Automatic
Contribution Arrangement</U> </B></P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>A. &nbsp;&nbsp;&nbsp;&nbsp;Rules of Application.</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>1. &nbsp;&nbsp;&nbsp;&nbsp;This paragraph 9 is intended to set forth the terms and conditions for an &#147;eligible automatic contribution
arrangement&#148; within the meaning of Section</U><U></U><U>&nbsp;414(w) of the Code. To the extent that any other provision of the Plan is inconsistent with the provisions of this paragraph 9, the provisions of this paragraph 9 shall control. </U>
</P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>2.&nbsp;&nbsp;&nbsp;&nbsp; Automatic Elective Deferrals will be made on behalf of each eligible Employee who does not have an
affirmative election in effect regarding a Reduction in Compensation as of January</U><U></U><U>&nbsp;1, 2015. Automatic Elective Deferrals also will be made on behalf of each Participant who elected a Reduction in Compensation of less than 6% as of
January</U><U></U><U>&nbsp;1, 2015. Automatic Elective Deferrals will thereafter be made on behalf of each newly eligible or rehired Employee. The amount of Automatic Elective Deferrals made for a Participant each pay period will be equal to the
Automatic Election Percentage multiplied by the Participant&#146;s eligible Compensation (without giving effect to the limits set forth in Section</U><U></U><U>&nbsp;401(a)(17) of the Code) for the pay period. </U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>3.&nbsp;&nbsp;&nbsp;&nbsp;The Automatic Elective Deferrals made on behalf of Participants shall not be Roth Elective Deferrals.</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>4.&nbsp;&nbsp;&nbsp;&nbsp;Notwithstanding anything herein to the contrary, a Participant will have a reasonable opportunity, after receipt
of the notice described in paragraph 9.D., below, to make an affirmative election regarding Automatic Elective Deferrals (including an election to opt out of Automatic Elective Deferrals or a Reduction in Compensation in a different amount) before
any Automatic Elective Deferrals are made on the Participant&#146;s behalf. A Participant also may elect to make Reductions in Compensation in lieu of Automatic Elective Deferrals, in accordance with the terms of the Plan, at any time after
commencement of Automatic Elective Deferrals. Automatic Elective Deferrals being made on behalf of a Participant will cease or be replaced with a Reduction in Compensation, as applicable, as soon as administratively feasible after the Participant
makes such an affirmative election.</U> </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>5.&nbsp;&nbsp;&nbsp;&nbsp;A Participant may change the manner in which future Automatic
Elective Deferrals are to be invested, at any time, in accordance with the terms of the Plan.</U> </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>6.&nbsp;&nbsp;&nbsp;&nbsp;The Plan
shall have 6 months (rather than 2</U><U><SUP STYLE="vertical-align:top">1</SUP>&#8260;<SUB STYLE="vertical-align:bottom">2</SUB></U><U> months) after the end of each Plan Year to distribute Excess Contributions and Excess Aggregate Contributions
and thereby avoid the applicable excise tax on such amounts under Code Section</U><U></U><U>&nbsp;4979.</U> </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><U>B.&nbsp;&nbsp;&nbsp;&nbsp; Definitions.</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>1.&nbsp;&nbsp;&nbsp;&nbsp; An &#147;Eligible Automatic Contribution Arrangement&#148; or &#147;EACA&#148; is an automatic contribution
arrangement that satisfies the uniformity and notice requirements of this paragraph 9. </U> </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>2.&nbsp;&nbsp;&nbsp;&nbsp;An
&#147;automatic contribution arrangement&#148; is an arrangement under which, in the absence of an affirmative election by an eligible Employee, such Employee is deemed to have elected to participate in the Plan and to have elected that a certain
percentage of compensation will be withheld from his/her pay and contributed to the Plan as a Reduction in Compensation.</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>3.&nbsp;&nbsp;&nbsp;&nbsp;&#147;Automatic Elective Deferrals&#148; are the amounts contributed to the Plan under this paragraph 9 of this
Article III. </U> </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>4.&nbsp;&nbsp;&nbsp;&nbsp;The &#147;Automatic Election Percentage&#148; is six percent (6%).</U> </P>
<P STYLE="margin-top:18pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><U>C.&nbsp;&nbsp;&nbsp;&nbsp; Uniformity Requirement.</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>1.&nbsp;&nbsp;&nbsp;&nbsp; Except as provided in paragraph 9.C.2., below, the same percentage of pay will be withheld as Automatic Elective
Deferrals from all similarly-situated Participants. </U> </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>2.&nbsp;&nbsp;&nbsp;&nbsp;Automatic Elective Deferrals will be reduced or
stopped to meet the limitations under Code Sections 401(a)(17), 402(g), and 415 and to satisfy any suspension period required after a hardship distribution under the Plan. </U> </P>
<P STYLE="margin-top:18pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><U>D. &nbsp;&nbsp;&nbsp;&nbsp; Notice Requirement.</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>1.&nbsp;&nbsp;&nbsp;&nbsp; At least 30 days, but not more than 90 days, before the beginning of each Plan Year, the Plan Administrator will
provide each Participant with notice of the Participant&#146;s rights and obligations under the EACA. The notice will be provided to new hires, rehires and newly eligible Employees as soon as administratively practicable, but in no event later than
the date the Employee becomes eligible to participate in the Plan. </U> </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>2.&nbsp;&nbsp;&nbsp;&nbsp;The notice referenced in paragraph
D.1., above, will describe:</U> </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:13%; font-size:10pt; font-family:Times New Roman"><U>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;a.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
amount of Automatic Elective Deferrals that will be made on the Participant&#146;s behalf in the absence of an affirmative election of the Participant to opt out of Automatic Elective Deferrals or to make Reductions in Compensation in a different
amount; </U> </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:13%; font-size:10pt; font-family:Times New Roman"><U>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;b.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The Participant&#146;s
right to elect to have no Automatic Elective Deferrals made on his or her behalf or to elect Reductions in Compensation in a different amount;</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:13%; font-size:10pt; font-family:Times New Roman"><U>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;c.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;How Automatic Elective Deferrals will be
invested in the absence of investment directions given by the Participant pursuant to the provisions of the Plan; and</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:13%; font-size:10pt; font-family:Times New Roman"><U>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;d.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The Participant&#146;s limited right to
withdrawal of Automatic Elective Deferrals and the procedures for making such a withdrawal.</U> </P> <P STYLE="margin-top:18pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><U>E. &nbsp;&nbsp;&nbsp;&nbsp; Withdrawal
of Default Elective Deferrals</U> </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>1.&nbsp;&nbsp;&nbsp;&nbsp;No later than 90 days after Automatic Elective Deferrals are first withheld
from a Participant&#146;s pay, the Participant may request a taxable distribution of his or her Automatic Elective Deferrals. Spousal consent is not required for any such withdrawal of Automatic Elective Deferrals.</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>2. &nbsp;&nbsp;&nbsp;&nbsp;The amount to be distributed from the Plan upon the Participant&#146;s request is equal to the amount of
Automatic Elective Deferrals made through the earlier of (a)</U><U></U><U>&nbsp;the pay date for the second payroll period that begins after the Participant&#146;s withdrawal request, and (b)</U><U></U><U>&nbsp;the first pay date that occurs after
30 days after the Participant&#146;s request, plus attributable earnings through the date of distribution. Any fee charged to the Participant for the withdrawal may not be greater than any other fee charged for a cash distribution from the Plan.</U>
</P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>3. &nbsp;&nbsp;&nbsp;&nbsp;Unless the Participant affirmatively elects otherwise, any
withdrawal request under this paragraph 9.E. will be treated as an affirmative election to stop having Reductions in Compensation made on the Participant&#146;s behalf as of the date specified in paragraph 9.E.2., above.</U> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:8%; font-size:10pt; font-family:Times New Roman"><U>4. </U><U>&nbsp;&nbsp;&nbsp;&nbsp;Automatic Elective Deferrals distributed pursuant to this paragraph 9.E. are not counted towards the
dollar limitation on Elective Deferrals contained in Code &#167; 402(g), nor for the Actual Deferral Percentage limitations set forth in paragraph 3 of Article VIII. Company Matching Contributions that might otherwise be allocated to a
Participant&#146;s account on behalf of Automatic Elective Deferrals will not be allocated to the extent the Participant withdraws such Automatic Elective Deferrals pursuant to this paragraph 9.E. and any Company Matching Contributions already made
on account of Automatic Elective Deferrals that are later withdrawn pursuant to this paragraph 9.E. will be forfeited.</U> </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">7.
&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, paragraph 9 of Article VIII of the Plan is amended by replacing each reference to &#147;2<SUP STYLE="vertical-align:top">1</SUP>&#8260;<SUB STYLE="vertical-align:bottom">2</SUB> months&#148;
and &#147;two and <FONT STYLE="white-space:nowrap">one-half</FONT> (2<SUP STYLE="vertical-align:top">1</SUP>&#8260;<SUB STYLE="vertical-align:bottom">2</SUB>)&nbsp;months&#148; with the phrase &#147;six (6)&nbsp;months.&#148; </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">8. &nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, paragraph 10 of Article VIII of the Plan is amended by replacing each reference to &#147;2<SUP
STYLE="vertical-align:top">1</SUP>&#8260;<SUB STYLE="vertical-align:bottom">2</SUB> months&#148; and &#147;two and <FONT STYLE="white-space:nowrap">one-half</FONT>
(2<SUP STYLE="vertical-align:top">1</SUP>&#8260;<SUB STYLE="vertical-align:bottom">2</SUB>)&nbsp;months&#148; with the phrase &#147;six (6)&nbsp;months.&#148; </P>
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<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 4.5 </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>AMENDMENT NO. 4 TO </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ONEOK, INC. 401(K) PLAN </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(As
amended and restated effective January&nbsp;1, 2014) </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 12 of Article I
of the Plan is amended in its entirety to read as follows: </P> <P STYLE="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>12.</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Committee </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">The ONEOK, Inc. Benefit Plan Administration Committee <STRIKE>authorized by the Board of Directors to </STRIKE><U>that is responsible for</U>
administer<U>ing</U> the Plan in accordance with paragraph 1. of Article XV hereof. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">2.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1,
2015, Paragraph 1.E. of Article IX of the Plan is amended by inserting the following as a new subparagraph at the end thereof: </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>Notwithstanding anything to the contrary expressed or implied herein, no member of the Committee who is a senior officer and reports
directly to the Company&#146;s Chief Executive Officer shall be permitted to vote on the continued availability of ONEOK common stock as an investment option under the Plan. </U></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">3.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 1 of Article XV of the Plan is amended in its entirety to read as follows:
</P> <P STYLE="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>1.&nbsp;&nbsp;&nbsp;&nbsp;ONEOK,</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Inc. Benefit Plan Administration Committee </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">The Plan shall be administered by the ONEOK, Inc. Benefit Plan Administration Committee (the &#147;Committee&#148;) consisting of <U>the
Company&#146;s Senior Vice President, Chief Financial Officer and Treasurer, Vice President &#150; Human Resources and Vice President &#150; Treasury, and their respective successors in title or duties, authority and function. The Company&#146;s
Senior Vice President, Chief Financial Officer and Treasurer shall serve as Chair of the Committee and may appoint additional members to such Committee, in his sole discretion </U><STRIKE>not less than three
(3)</STRIKE><STRIKE></STRIKE><STRIKE>&nbsp;members, who shall be appointed from time to time by the Board of Directors and shall serve at the pleasure of the Board</STRIKE>. Each of the members of the Committee may from time to time designate an
alternate who shall have full power to act in his/her absence or inability to act. Members of the Committee may participate in the benefits under the Plan provided they are otherwise eligible to do so. Except as otherwise provided by the Board of
Directors, no member of the Committee shall receive any compensation for his/her services as such. No bond or other security shall be required of any member of the Committee in such capacity in any jurisdiction. In the absence of the Chairman of the
Committee, the alternate designated by the Chairman shall preside at the meetings of the Committee. The Committee shall serve as the plan administrator within the meaning of Section&nbsp;3(16)(A) of ERISA. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">4.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 2 of Article XV of the Plan is amended in its entirety to read as follows:
</P> <P STYLE="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>2.&nbsp;&nbsp;&nbsp;&nbsp;Trust,</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>Trustee and Committee </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">The Company and Fidelity Management Trust Company, N.A., have entered into a Trust Agreement pursuant to which the Fidelity Management Trust
Company is to act as Trustee under the Plan. The Company may, without further reference to or action by any Employee, Participant, or any subsidiary of the Company participating in the Plan, (a)&nbsp;from time to time enter into such further
agreements with the Trustee or other parties, and make such amendments to said Trust Agreement or such further agreements, as the Company may deem necessary or desirable to carry out the Plan; (b)&nbsp;from time to time designate successor Trustees
which in each case shall be a bank or trust company having capital and surplus of not less than five hundred million dollars ($500,000,000); and (c)&nbsp;from time to time take such other steps and execute such other instruments as the Company may
deem necessary or desirable to put the Plan into effect or to carry it out. The <STRIKE>Board </STRIKE><U>ONEOK, Inc. Benefit Plan Sponsor Committee</U> shall determine the manner in which the Company shall take any such action. Moreover, the
Committee may execute such further agreements with the Trustee or other parties as it reasonably deems necessary to fulfill its own obligations with respect to administration of the Plan. </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">The Committee shall advise the Trustee in writing with respect to all benefits which become
payable under the terms of the Plan and shall direct the Trustee to pay such benefits from the respective Participants&#146; Accounts. The Committee shall have such other powers and duties as are specified in this instrument as the same may from
time to time be constituted, and not in limitation but in amplification of the foregoing, the Committee shall have <STRIKE>power, to the exclusion of all other persons, in its </STRIKE>sole <STRIKE>discretion </STRIKE><U>discretionary
authority</U><STRIKE>,</STRIKE> to make all determinations and interpretations with respect to administration of the Plan, to interpret or construe the provisions of this instrument and to determine all questions that may arise hereunder as to the
status and rights of Participants and others hereunder, to decide any disputes which may arise hereunder; to construe and determine the effect of beneficiary designations; to determine all questions that shall arise under the Plan, including
questions as to the rights of Employees to become Participants, as to the rights of Participants, and including questions submitted by the Trustee on all matters necessary for it properly to discharge its duties, powers, and obligations; to employ
legal counsel, accountants, actuaries, consultants and agents; to establish and modify such rules and regulations <U>and prescribe forms</U> for carrying out the provisions of the Plan not inconsistent with the terms and provisions hereof, as the
Committee may consider proper and desirable; <U>to open, close and manage accounts at one or more commercial banks, investment banks, trust companies, broker-dealers, investment advisers, investment managers, registered investment companies,
investment funds and other financial institutions; to deposit and withdraw money, securities or other property in and from such accounts and provide written or oral instructions with respect to the administration and management of such accounts; to
make, sign, furnish, deliver or file reports, returns, forms or other instruments with respect to, on behalf of or for the Plan or Trustee;</U> and in all things and respects whatsoever, without limitation, to direct the administration of the Plan
and Trust with the Trustee being subject to the direction of the Committee. The Committee shall establish and maintain reasonable procedures governing the filing of benefit claims, notification of benefit determinations and appeal of adverse benefit
determinations, as described in and consistent with paragraph 7. of this Article XV, below, and which shall also be described in the summary plan description for the Plan. The Committee may supply any omission or reconcile any inconsistency in this
instrument in such manner and to such extent as it shall deem expedient to carry the same into effect and it shall be the sole and final judge of such expediency. The Committee may adopt such regulations with respect to the signature by an Employee,
Participant and/or the spouse of an Employee or Participant to any directions or other papers to be signed by Employees or Participants and similar matters as the Committee shall determine in view of the laws of any state or states. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">5.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 3 of Article XV of the Plan is amended in its entirety to read as follows:
</P> <P STYLE="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>3.&nbsp;&nbsp;&nbsp;&nbsp;<U>Allocation</U></B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B><U>of </U><STRIKE>Plan</STRIKE> <STRIKE>Fiduciaries</STRIKE><STRIKE> </STRIKE><U>Fiduciary and Settlor
Responsibilities</U> </B></P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">The <U>administrator (within the meaning of Section</U><U></U><U>&nbsp;3(16)(A) of ERISA)
and</U> named fiduciary of the Plan (within the meaning of Section&nbsp;402 of ERISA), who shall have authority to control and manage the operation and administration of the Plan, is the Committee. The Fiduciary may serve in more than one
(1)&nbsp;fiduciary capacity under the Plan. It may employ one (1)&nbsp;or more persons to render advice to it. It may delegate ministerial functions to any person or persons. The Trustee and the Company may by agreement in writing arrange for the
delegation by the Trustee to the Committee of any of the Trustee&#146;s functions except the custody of the assets, the voting with respect to shares held by the Trustee, and the purchase and sale or redemption of securities. Any appointment of an
additional or replacement named fiduciary in accordance with this paragraph will be subject to advance approval of the Board of Directors of the Company. </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>Except for those authorities and responsibilities which are expressly reserved to the Board of Directors herein, the ONEOK, Inc. Benefit
Plan Sponsor Committee shall possess and exercise all <FONT STYLE="white-space:nowrap">non-fiduciary</FONT> &#147;settlor&#148; authority to act on behalf of the Company with respect to the Plan. The ONEOK, Inc. Benefit Plan Sponsor Committee shall
consist of the Company&#146;s President and Chief Executive Officer; Executive Vice President and Chief Administrative Officer; Senior Vice President, Chief Financial Officer and Treasurer; Senior Vice President, General Counsel and Assistant
Secretary; Senior Vice President &#150; Market Analysis; Vice President &#150; Human Resources; Vice President, Secretary and Associate General Counsel; and their respective successors in title or duties, authority and function.</U> </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">6.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 1 of Article XXIV of the
Plan is amended in its entirety to read as follows: </P> <P STYLE="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD WIDTH="4%" VALIGN="top" ALIGN="left"><B>1.&nbsp;&nbsp;&nbsp;&nbsp;Amendment</B></TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><B>and Termination of Plan </B></P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">The Company hopes and expects to continue the Plan indefinitely. However, the right to amend, modify or terminate the Plan is necessarily
reserved by the Company. The amendment or modification of the Plan may be made by the <STRIKE>Chief Executive Officer of the Company, upon approval by the </STRIKE>ONEOK, Inc. Benefit Plan <STRIKE>Administration </STRIKE><U>Sponsor
</U>Committee<STRIKE>,</STRIKE> executing <U>or approving </U>a written instrument containing such amendment or modification as <STRIKE>he </STRIKE><U>it </U>deems necessary or advisable<STRIKE> (pursuant to authority which has been duly delegated
to him by the Board and is hereby acknowledged and recognized)</STRIKE>; provided, that no amendment or modification of the Plan which would increase the benefits provided to Participants or increase contributions required to be made by the Company
under the Plan, or to terminate the Plan, shall be made unless such amendment or modification is authorized pursuant to a resolution adopted by the Board of Directors. </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 4.6 </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>AMENDMENT NO. 5 TO </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ONEOK, INC. 401(K) PLAN </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(As
amended and restated effective January&nbsp;1, 2014) </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 15.A. of Article
I of the Plan is amended in its entirety as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">A.&nbsp;&nbsp;&nbsp;&nbsp;<U><FONT STYLE="white-space:nowrap">Non-Bargaining</FONT>
Unit Participants</U>. The total annual base salary plus any lump sum merit pay and promotion awards, gainshare awards, cash incentive compensation, commissions, overtime pay, and shift differentials paid to a Participant by the Company, but
excluding amounts <STRIKE>deferred contributed </STRIKE><U>credited</U> by the Company <STRIKE>or deferred by the Participant </STRIKE>under a plan of deferred compensation to the extent that such <U>notional </U>contributions <STRIKE>or deferrals
</STRIKE>are not includible in gross income of the Participant for the taxable year in which <U>notionally </U>contributed<STRIKE> or deferred</STRIKE>. Provided, that any reduction in salary elected and deferred by the Participant under the cash or
deferred arrangement of Article III of the Plan<U>, any deferred compensation plan</U> or under Code Sections 125, 132(f)(4), 402(e)(8) and 457 pursuant to the employee benefit plans of the Company shall be included in determining compensation
hereunder. For purposes of this definition incentive compensation shall be treated as paid to a Participant at the time of actual payment. Provided, further, that the annual compensation of each Participant taken into account under this Plan for any
year shall not exceed two hundred sixty thousand dollars ($260,000) in the years beginning after December&nbsp;31, 2013, (such two hundred sixty thousand dollars ($260,000) amount to be adjusted to reflect increases in the <FONT
STYLE="white-space:nowrap"><FONT STYLE="white-space:nowrap">cost-of-living</FONT></FONT> in accordance with Code Sections 401(a)(17) and 415(d)). The <FONT STYLE="white-space:nowrap"><FONT STYLE="white-space:nowrap">cost-of-living</FONT></FONT>
adjustment in effect for a calendar year applies to any period, not exceeding 12 months, over which compensation is determined (determination period) beginning in such calendar year. Provided, further, that the annual compensation of each
Participant taken into account under Plan shall not exceed $260,000 and such $260,000 amount shall be adjusted to reflect increases in the <FONT STYLE="white-space:nowrap"><FONT STYLE="white-space:nowrap">cost-of-living</FONT></FONT> in accordance
with Code Sections 401(a)(17) and 415(d). </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">2.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, the first subparagraph within
Paragraph 2.A. of Article III of the Plan is amended in its entirety as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;Each Employee who is a <FONT
STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant in this Plan may elect a Reduction in Compensation in an amount not in excess of fifty percent (50%) of his/her Compensation (but without giving effect to the limits set forth in
Section&nbsp;401(a)(17) of the Code) or the limitation on exclusion of elective deferrals for his/her taxable year, provided in Code Section&nbsp;402(g), subject to applicable
<FONT STYLE="white-space:nowrap"><FONT STYLE="white-space:nowrap">cost-of-living</FONT></FONT> adjustment thereunder, or as provided in any successor provision of the federal tax law. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">3.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, the third subparagraph within Paragraph 9.A. of Article III of the Plan is amended
in its entirety as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">3.&nbsp;&nbsp;&nbsp;&nbsp;The Automatic Elective Deferrals made on behalf of Participants shall not be Roth
Elective Deferrals<U>; provided, however, that each Participant with a Roth Elective Deferral of at least 1% but no more than 5% as of January</U><U></U><U>&nbsp;1, 2015 shall have his or her Roth Elective Deferral automatically increased to 6% on
January</U><U></U><U>&nbsp;1, 2015</U>. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">4.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, the first subparagraph within Paragraph
9.E. of Article III of the Plan is amended in its entirety as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;No later than 90 days after Automatic
Elective Deferrals are first withheld from a Participant&#146;s pay, the Participant may request a taxable distribution of his or her Automatic Elective Deferrals. Spousal consent is not required for any such withdrawal of Automatic Elective
Deferrals.<U> This withdrawal right is not available to Participants whose existing Reduction in Compensation or Roth Elective Deferral of at least 1% but no more than 5% is increased to 6% on January</U><U></U><U>&nbsp;1, 2015.</U> </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">5.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, the first subparagraph within
Paragraph 1.A. of Article VII of the Plan is amended in its entirety as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;The Company shall make a
Matching Contribution for each <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant which shall be equal to the Company&#146;s 401(k) Contribution for such Participant based upon such Participant&#146;s elected Reduction in
Compensation and deferral for that month, subject to the limitation stated in clause (3)&nbsp;of this subparagraph 1.A., below; provided, that the Company shall not make any Matching Contribution for such a
<FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant with respect to that part of the Company&#146;s 401(k) Contribution that is <STRIKE>either </STRIKE>an ESOP Dividend Distribution/Additional Deferral Contribution<STRIKE> or a <FONT
STYLE="white-space:nowrap">Catch-Up</FONT> Contribution made for such Participant</STRIKE>. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">6.&nbsp;&nbsp;&nbsp;&nbsp;Effective
January&nbsp;1, 2015, the fourth subparagraph within Paragraph 1.A. of Article VII of the Plan is amended in its entirety as follows: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">4.&nbsp;&nbsp;&nbsp;&nbsp;A full Matching Contribution shall be made for a Participant whose 401(k) Contributions equal the deferral limitation
under Code Section&nbsp;402(g) prior to the Plan limit on Matching Contributions being reached for the Plan Year. If the Company&#146;s 401(k) Contributions based upon a Participant&#146;s elected Reduction in Compensation equal the Code
Section&nbsp;402(g) limitation at any time during a Plan Year, and when such limitation is reached no further Company 401(k) Contributions or <FONT STYLE="white-space:nowrap">After-Tax</FONT> Deposits are made for or by such Participant for that
Plan Year, and the amount of Matching Contributions made for the Plan Year is then less than the Maximum Matching Contribution Amount, the Company shall thereafter make one or more monthly Matching Contributions for the Participant in that Plan Year
until the total Matching Contributions made for the Participant for that Plan Year equal such Maximum Matching Contribution Amount. For purposes of this subparagraph A.4, the term &#147;Maximum Matching Contribution Amount&#148; shall mean the
lesser of (i)&nbsp;the total amount of the Company&#146;s 401(k) Contributions for the Participant and the Participant&#146;s <FONT STYLE="white-space:nowrap">After-Tax</FONT> Contributions for that Plan Year, or (ii)&nbsp;six percent (6%) of the
total of the Participant&#146;s monthly compensation for all months in that Plan Year. </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><STRIKE>Notwithstanding the above, there shall be
no Matching Contributions with respect to <FONT STYLE="white-space:nowrap">Catch-up</FONT> Contributions.</STRIKE> </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">7.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 1.I. of Article IX of the Plan is removed in its entirety, and Paragraph
10.F of Article IX of the Plan is amended by inserting the following as a new subparagraph at the end thereof: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">7.&nbsp;&nbsp;&nbsp;&nbsp;This paragraph 10 supersedes any conflicting provisions in former paragraph 1.I of this Article IX, which provisions
shall be given no effect. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">8.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, Paragraph 3 of Article XI of the Plan is amended in
its entirety as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">Except as provided in paragraph 6. of this Article XI, below, when a Participant dies or his/her employment with
the Company is terminated by retirement or for any other reason (except transfer of employment to a subsidiary of the Company participating in the Plan), the account of such Participant under the Plan will be completely liquidated, and the entire
balance of the account will be distributed in a single payment to the Participant, or his/her surviving spouse, beneficiaries or legatees, or heirs, respectively, whichever is entitled thereto. The determination of the distributee or distributees in
the event of a Participant&#146;s death shall be made in accordance with Article XIII of the Plan. Every distribution on death of a Participant shall be an immediate distribution by a single payment of the entire account. <U>Subject to any more
restrictive requirements in paragraph 11, below, </U><STRIKE></STRIKE><U>I</U><STRIKE></STRIKE><STRIKE>t</STRIKE><U>it</U> is intended by this paragraph 3. that distribution of the entire balance in the account of a Participant is to be made as soon
as reasonably practicable after the death of a Participant, or termination of employment by retirement or for any other reason and in no event shall distribution by reason of the Participant&#146;s death be made later than five (5)&nbsp;years after
the death of the Participant; provided, that if the Participant&#146;s account exceeds five thousand dollars ($5,000), it shall not be immediately distributed until the Participant attains age sixty-five (65) (which shall be considered the normal
retirement age under the Plan and Code Section&nbsp;411(a)(8)) without the written consent of the </P>
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Participant; but no consent to immediate distribution shall be required in the event of the death of a Participant, and such requirement of consent shall not give a Participant a right to any
form or method of payment of his/her account, and his/her account shall be maintained and distributed thereafter only in accordance with the rights to, and sequence of requested distribution stated in paragraphs 7. and 9. of this Article XI, below.
Any such undistributed balance of the Participant&#146;s account shall be distributed upon his/her attaining age sixty-five (65); provided that a Participant, who has separated from employment with the Company by retirement or for any reason other
than death, may make the affirmative election to defer distribution of his/her account beyond age sixty-five (65)&nbsp;pursuant to paragraph 6. of this Article XI, below. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">9.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, subparagraph 2(b)(ii) of Paragraph 11.D. of Article XI of the Plan is amended in its
entirety to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">(ii)&nbsp;&nbsp;&nbsp;&nbsp;If the Participant dies before the distribution of the Participant&#146;s
interest has begun in accordance with Paragraph 11.D.2.b.(1), above, the entire interest of the Participant shall be distributed in the manner and form provided for under the Plan in such event, but no case later than<STRIKE>:</STRIKE> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><STRIKE>(1)</STRIKE><STRIKE>within</STRIKE> 5 years after the death of such Participant<STRIKE>, or</STRIKE> </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><STRIKE>(2)</STRIKE><STRIKE>If any portion of the Participant&#146;s interest is payable to (or for the benefit of) a Designated Beneficiary
pursuant to the provisions of the Plan, such portion shall be distributed (in accordance with Treasury regulations under Code Section</STRIKE><STRIKE></STRIKE><STRIKE>&nbsp;401(a)(9)) over the life of such Designated Beneficiary (or over a period
not extending beyond the Life Expectancy of such Designated Beneficiary), and such distributions shall begin not later than one (1)</STRIKE><STRIKE></STRIKE><STRIKE>&nbsp;year after the Participant&#146;s death or such later date as is prescribed in
the Treasury regulations under Code Section</STRIKE><STRIKE></STRIKE><STRIKE>&nbsp;401(a)(9)</STRIKE>. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">10.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Paragraph 3 of Article XII of the Plan is amended in its entirety as follows: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">In the event a Participant makes a withdrawal of <FONT STYLE="white-space:nowrap">After-Tax</FONT> Deposits in his/her Plan Account pursuant to
paragraph 2., above, such Participant shall not be entitled to Company Matching Contributions otherwise required to be made under the Plan until the first of the next month following the expiration of six (6)&nbsp;months from the date of such
withdrawal by such Participant. Provided, such suspension of Company Matching Contributions shall not apply to withdrawal of any <FONT STYLE="white-space:nowrap">After-Tax</FONT> Deposits that were made by a Participant to the Plan prior to
January&nbsp;1, 1987<U>, or to any withdrawals after age fifty-nine and <FONT STYLE="white-space:nowrap">one-half</FONT>
(59</U><U><SUP STYLE="vertical-align:top">1</SUP>&#8260;<SUB STYLE="vertical-align:bottom">2</SUB></U><U>)</U><U></U><U>&nbsp;pursuant to Paragraph 7 below</U>. This suspension and abatement of the Participant&#146;s right to receive Company
Matching Contributions shall not affect the Participant&#146;s right to elect a Reduction in Compensation or make <FONT STYLE="white-space:nowrap">After-Tax</FONT> Deposits to the extent otherwise permissible under the Plan. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">11.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, the second <FONT STYLE="white-space:nowrap">non-numbered</FONT> subparagraph within
Paragraph 3 of Article XV of the Plan is amended in its entirety as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">Except for those authorities and responsibilities which are
expressly reserved to the Board of Directors herein, the ONEOK, Inc. Benefit Plan Sponsor Committee shall possess and exercise all <FONT STYLE="white-space:nowrap">non-fiduciary</FONT> &#147;settlor&#148; authority to act on behalf of the Company
with respect to the Plan. The ONEOK, Inc. Benefit Plan Sponsor Committee shall consist of the Company&#146;s President and Chief Executive Officer; Executive Vice President and Chief Administrative Officer; Senior Vice President, Chief Financial
Officer and Treasurer; Senior Vice President, General Counsel and Assistant Secretary; <STRIKE>Senior </STRIKE><U>Executive </U>Vice President &#150; <STRIKE>Market Analysis </STRIKE><U>Strategic Planning and Corporate Affairs</U>; Vice President
&#150; Human Resources; Vice President, Secretary and Associate General Counsel; and their respective successors in title or duties, authority and function. </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">12.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, the fifth <FONT
STYLE="white-space:nowrap">non-numbered</FONT> subparagraph within Paragraph 7 of Article XV of the Plan is amended in its entirety as follows: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">By participating in the Plan, each Participant is deemed to have waived any right to participate in any class action or accept any form of
personal recovery (equitable, monetary or otherwise) therefrom. <U>Any legal proceeding filed by any Participant in connection with the Plan may only be filed in the United States District Court for the Eastern District of Oklahoma, located in
Tulsa, Oklahoma.</U> Moreover, each Participant shall be deemed to have agreed to participate in binding arbitration or such other means of alternate dispute resolution as the Company or the Committee may require from time to time. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">13.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2015, Article XV of the Plan is amended by inserting the following as new paragraphs at
the end thereof: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B><U>15.&nbsp;&nbsp;&nbsp;&nbsp;Overpayments</U> </B></P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>Whenever a payment is made by the Plan that is more than the benefit to which any Participant, beneficiary, alternate payee or other person
is entitled under the Plan or applicable law, whether due to a mistake of fact or any other reason, an equitable lien by agreement shall be imposed on such excess payment and the Plan will have an unrestricted right to recover the cumulative amount
of all such excess payments. If the recipient does not repay the overpaid amount promptly upon request, the Plan or the Company may withhold or offset future amounts, sue to recover such amounts or use any other lawful remedy to recoup any such
amounts. In addition, the recipient may be required to reimburse the Company for any liability the Company incurs due to any failure to withhold, remit and report applicable taxes with respect to any such overpayment. If the Company, the Plan or any
Plan fiduciary commences a legal proceeding to recover an overpayment, the recipient (including any third party who is holding any funds attributable to the overpayment) will be required to reimburse such entity for reasonable attorneys&#146; and
other professional fees, court costs, disbursements and any other expenses incurred in attempting to collect the overpayment.</U> </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman"><B><U>16.&nbsp;&nbsp;&nbsp;&nbsp;Unclaimed Benefits</U> </B></P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>If the Plan is unable to make payment to any Participant, beneficiary, alternate payee or other person to whom a payment is due under the
Plan because it cannot ascertain the identity or location of such person after making reasonable, good faith efforts, then the Plan Administrator may take such actions as it deems necessary and advisable, including but not limited to use of a
third-party locator service, transferring such amounts to an IRA for the recipient&#146;s benefit, forfeiture, freezing the Plan account, payment of Plan administration expenses or escheat under applicable state law. The cost of such actions and any
resulting taxes, penalties and related costs (including reasonable attorneys&#146; fees) shall be borne by the payee to the maximum extent permitted by law.</U> </P>
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<TYPE>EX-4.7
<SEQUENCE>7
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<DESCRIPTION>EX-4.7
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<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 4.7 </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>AMENDMENT NO. 6 TO </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ONEOK, INC. 401(K) PLAN </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(As
amended and restated effective January&nbsp;1, 2014) </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2017, a new paragraph is
inserted at the end of Paragraph 1.E. of Article IX to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">Notwithstanding anything to the contrary expressed or implied
herein, the common stock of Westar Energy, Inc. shall be eliminated as an investment option under the Plan upon the earlier to occur of (1)&nbsp;the effective date of the merger of Westar Energy, Inc. with or acquisition by Great Plains Energy, Inc.
or any affiliated entity; or (2)&nbsp;June&nbsp;30, 2017. Participants who own shares of Westar Energy, Inc. in their Plan Account immediately prior to consummation of the transaction contemplated in option (1)&nbsp;above will participate in such
transaction on the same financial terms as regular shareholders of Westar Energy, Inc. common stock, but will only receive cash instead of a combination of cash and Great Plains Energy, Inc. common stock. Participants who own shares of Westar
Energy, Inc. in their Plan Account on the date specified in option (2)&nbsp;above will be deemed to have elected to sell all of their Westar Energy, Inc. shares on such date in accordance with the Plan&#146;s terms. All proceeds from the liquidation
of Westar Energy, Inc. common stock, whether the result of option (1)&nbsp;or option (2)&nbsp;above, shall be reinvested in the Participant&#146;s Plan Account according to the Participant&#146;s existing investment elections on file with the Plan
Administrator. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">2.&nbsp;&nbsp;&nbsp;&nbsp;Effective June&nbsp;30, 2017, the final sentence of Paragraph 6.A. of Article IX is deleted in
its entirety. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">3.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, Paragraph 3 of Article XI is amended to read as follows: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">Except as provided in paragraph 6 of this Article XI, below, when a Participant dies or his/her employment with the Company is terminated by
retirement or for any other reason (except transfer of employment to a subsidiary of the Company participating in the Plan), the entire balance of the account may be distributed in an immediate lump sum payment of cash and/or securities to the
Participant, or his/her surviving spouse, beneficiaries or legatees, or heirs, respectively, at the election of whomever is entitled thereto. The determination of the distributee or distributees in the event of a Participant&#146;s death shall be
made in accordance with Article XIII of the Plan. If the Participant does not elect to receive distribution of his/her Accrued Benefit in the form of an immediate lump sum upon termination of employment, the Participant shall be deemed to have made
an election to defer the payment and distribution of the Participant&#146;s Accrued Benefit in accordance with Paragraph 6 of this Article&nbsp;IX. </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">Notwithstanding anything herein to the contrary and subject to paragraph 7, below,<B> </B>if the Participant&#146;s vested interest in the Plan
does not exceed Five Thousand Dollars ($5,000.00), the Participant&#146;s Accrued Benefit shall be distributed to the Participant in an immediate lump sum distribution as soon as reasonably practicable following his/her termination of employment.
The determination of whether the Participant&#146;s vested interest in the Plan exceeds $5,000 shall include that portion of the account balance attributable to rollover contributions (and earnings allocable thereto) within the meaning of Code Sec.
402(c), Code Sec. 403(a)(4), Code Sec. 403(b)(8), Code Sec. 408(d)(3)(A)(ii), and Code Sec. 457(e)(16). In no event shall payments be delayed in violation of Code Sec. 401(a)(14). </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">4.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, the text within Paragraph 4 of Article XI is deleted in its entirety, but succeeding
paragraphs within Article XI shall retain their original numbering. </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">5.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, Paragraph 6 of Article XI is
amended to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">A Participant shall be deemed to have elected to defer the distribution of his/her account if he/she does not
affirmatively elect to receive an immediate lump sum distribution after he/she has been advised in writing by the Committee of his/her right to defer distribution under this paragraph 6, of this Article XI, upon termination of his/her employment by
retirement or for any other reason; provided, however, in no event shall commencement of a Participant&#146;s distribution be deferred beyond the Required Beginning Date specified in Paragraph 11 of this Article XI. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">6.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, Paragraph 8.A. of Article XI is amended to read as follows: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">Subject to subparagraph 8.B., below, if a Participant makes the affirmative or deemed election of deferral of distribution provided in
paragraph 6. of this Article XI, above, his/her account shall continue to be maintained in the Trust in the manner provided by the Plan. Subject to the prior approval and consent of the Committee, the Participant may at any time thereafter request
in writing that distribution of his/her account be made. When such a request is approved by the Committee, the Participant&#146;s account shall be distributed to the Participant within a reasonable time following receipt and approval of that
request; provided that such a deferred distribution of a Participant&#146;s account shall be only in the following sequence: first, either all of his/her account, or all of his/her Participant contributions; second, the balance of the account not
previously distributed; thus, all of a Participant&#146;s contributions must be distributed to him/her at one time, and no Company contributions can be distributed without previous or concurrent distribution of all Participant contributions. A
Participant who has withdrawn all of his/her own contributions prior to deferral of distribution hereunder may thereafter request and receive only a single distribution of the balance of his/her account. No earnings credited to the account of a
Participant can be distributed to him/her after his/her termination of employment with the Company without liquidating the total account balance. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">7.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, the text within Paragraph 9 of Article XI is deleted in its entirety, but succeeding
paragraphs within Article XI shall retain their original numbering. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">8.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, Paragraph
10 of Article XI is amended to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">If a Participant who has made the affirmative or deemed election to defer receipt of
his/her account under paragraph 6. of this Article XI, above, dies before a complete distribution of the account has been made, then upon his/her death, his/her entire account balance shall be distributed to his/her surviving spouse, beneficiaries,
or legatees in accordance with paragraph 11 of this Article XI. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">9.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2016, Paragraph
11.B.1. of Article XI is amended to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>Required Beginning Date</U>. Distribution of a Participant&#146;s Accrued Benefit
will commence no later than the Participant&#146;s Required Beginning Date, as defined in Subparagraph 11.D.2., below. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">10.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2017, Paragraph 11.C.1. of Article XI is amended to read as follows: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>Required Distributions</U>. Distribution of a Participant&#146;s Accrued Benefit upon reaching the Participant&#146;s Required Beginning
Date shall be paid to such Participant in the form of minimum required distributions calculated in accordance with Code Section&nbsp;401(a)(9). </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">11.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2017, Paragraph 11.C.2. of Article XI is amended to read as follows: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>Distributions in Event of Death of Participant</U>. In event of the death of a Participant prior to the distribution of the
Participant&#146;s entire interest under the Plan, the Participant&#146;s entire interest in the Plan shall be distributed to the Participant&#146;s Designated Beneficiary no later than December&nbsp;31 of the fifth year after the Participant&#146;s
death. </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">12.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2017, Paragraph 7 of Article XII is
amended to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">Except as otherwise provided in paragraph 11, below, subject to prior approval of the Committee, a Participant
who has completed five (5)&nbsp;years of participation in this Plan may be allowed to withdraw from the Plan at any time and from time to time an amount not exceeding the entire balance in his/her Accounts at any time after his/her attainment of age
fifty-nine and <FONT STYLE="white-space:nowrap">one-half</FONT> (59<SUP STYLE="vertical-align:top">1</SUP>&#8260;<SUB STYLE="vertical-align:bottom">2</SUB>); provided, the amount of any Participant withdrawal shall be at least Five Hundred Dollars
($500.00) or the full value of the Participant&#146;s Account, if less. This right to withdrawal shall be exercised by application or request to the Committee or its authorized representative in writing or by electronic medium, telephone voice
response system or other means determined and prescribed by the Committee. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">13.&nbsp;&nbsp;&nbsp;&nbsp;Effective January&nbsp;1, 2017,
Paragraph 18.D. of Article XII is amended to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">No Participant loan shall exceed 50% of the present value of the
Participant&#146;s vested Accrued Benefit. </P>
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<TYPE>EX-4.8
<SEQUENCE>8
<FILENAME>d656013dex48.htm
<DESCRIPTION>EX-4.8
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<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 4.8 </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>AMENDMENT NO. 7 TO </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>ONEOK, INC. 401(K) PLAN </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">(As
amended and restated effective January&nbsp;1, 2014) </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">1.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective January&nbsp;1, 2017, the first sentence of Paragraph 15 of Article I is amended to read as follows:
</P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The total annual base salary plus any lump sum merit pay and promotion awards, gainshare awards, cash incentive compensation,
commissions, overtime pay, and shift differentials paid to a Participant by the Company, but excluding amounts credited by the Company under a plan of deferred compensation to the extent that such notional contributions are not includible in gross
income of the Participant for the taxable year in which notionally contributed<U>, and excluding compensation paid after a Participant&#146;s death or other termination of employment</U>. </P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">2.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective January&nbsp;1, 2017, Paragraph 4.A. of Article III is amended to read as follows:
</P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Each Participant in the Plan, unless such Participant elects otherwise in writing, shall be deemed to have also made an elective
deferral of his/her Compensation in an amount equal to the ESOP Dividend Distribution paid and distributed in cash to such Participant pursuant to subparagraphs 2.B. of Article X. <U>Such ESOP Dividend Distribution shall not be considered an
elective deferral under Code Section</U><U></U><U>&nbsp;402(g), and shall not be subject to Code Sections 401(k) or 415.</U> A Participant&#146;s election in writing to <U>not defer the ESOP Dividend Distribution</U> shall be made at the time and in
the manner provided for in rules and procedures prescribed by the Committee. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">3.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective January&nbsp;1, 2017, Paragraph 1 of Article VII is amended to read as follows:
</P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The Company shall make Matching Contributions for Participants in the Plan as provided for in this Article VII, below. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">For Plan Years beginning on and after January&nbsp;1, 2008, upon and after a <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant&#146;s
commencement of participation in the Plan, subject to the limitations specified herein and in Article VIII, the Company shall regularly contribute, out of its net earnings and earned surplus as reflected by its books of account, and shall pay to the
Trustee<U>, at such times as determined by the Company</U>, amounts of Matching Contributions equal to the Company&#146;s 401(k) Contributions for that <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant, or that <FONT
STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant&#146;s <FONT STYLE="white-space:nowrap">After-Tax</FONT> Deposits, as provided for herein below. </P> <P STYLE="font-size:18pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">A.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left"><U><FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participants</U> </P></TD></TR></TABLE>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;The Company shall make a Matching Contribution for each <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit
Participant which shall be equal to the Company&#146;s 401(k) Contribution for such Participant based upon such Participant&#146;s elected Reduction in Compensation and deferral for <U>each pay period</U>, subject to the limitation stated in clause
(3)&nbsp;of this subparagraph 1.A., below; provided, that the Company shall not make any Matching Contribution for such a <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant with respect to that part of the Company&#146;s 401(k)
Contribution that is an ESOP Dividend Distribution/Additional Deferral Contribution. </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">2.&nbsp;&nbsp;&nbsp;&nbsp;After making the Matching
Contribution provided for in subparagraph A. of this paragraph 1. above, the Company shall make a Matching Contribution for each <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant which shall be equal to such Participant&#146;s <FONT
STYLE="white-space:nowrap">After-Tax</FONT> Deposits for each <U>pay period</U>, subject to the limitation stated in clause (3)&nbsp;of this subparagraph 1.A., below. </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">3.&nbsp;&nbsp;&nbsp;&nbsp;The aggregate Matching Contributions of the Company under clauses (1)&nbsp;and (2) of this subparagraph 1.A. for a <FONT
STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant hereunder shall not exceed six percent (6%) of the <FONT STYLE="white-space:nowrap">Non-Bargaining</FONT> Unit Participant&#146;s Compensation. </P>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">4.&nbsp;&nbsp;&nbsp;&nbsp;A full Matching Contribution shall be made for a Participant whose
401(k) Contributions equal the deferral limitation under Code Section&nbsp;402(g) prior to the Plan limit on Matching Contributions being reached for the Plan Year. If the Company&#146;s 401(k) Contributions based upon a Participant&#146;s elected
Reduction in Compensation equal the Code Section&nbsp;402(g) limitation at any time during a Plan Year, and when such limitation is reached no further Company 401(k) Contributions or <FONT STYLE="white-space:nowrap">After-Tax</FONT> Deposits are
made for or by such Participant for that Plan Year, and the amount of Matching Contributions made for the Plan Year is then less than the Maximum Matching Contribution Amount, the Company shall thereafter make Matching Contributions <U>for one or
more pay periods</U> for the Participant relating to such Plan Year until the total Matching Contributions made for the Participant for that Plan Year equal such Maximum Matching Contribution Amount. For purposes of this subparagraph A.4, the term
&#147;Maximum Matching Contribution Amount&#148; shall mean the lesser of (i)&nbsp;the total amount of the Company&#146;s 401(k) Contributions for the Participant and the Participant&#146;s <FONT STYLE="white-space:nowrap">After-Tax</FONT>
Contributions for that Plan Year, or (ii)&nbsp;six percent (6%) of the total of the Participant&#146;s compensation for that Plan Year. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">4.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective January&nbsp;1, 2017, Paragraph 2.B.4 of Article X is deleted in its entirety. </P></TD></TR></TABLE>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">5.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective January&nbsp;1, 2017, Paragraph 1.D of Article XII is amended to read as follows:
</P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">A withdrawal will be deemed to be made on account of an immediate and heavy financial need if it is on account of: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">1.&nbsp;&nbsp;&nbsp;&nbsp;Expenses for (or necessary to obtain) medical care that would be deductible under Code Section&nbsp;213(d)(determined
without regard to whether the expenses exceed 7.5% of adjusted gross income described in Code Section&nbsp;213(d) previously incurred by the Participant, the Participant&#146;s spouse <U>or domestic partner (who is the Participant&#146;s designated
beneficiary)</U>, or any dependents; </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">2.&nbsp;&nbsp;&nbsp;&nbsp;Costs directly related to the purchase of a principal residence for the
Participant (excluding mortgage payments); </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">3.&nbsp;&nbsp;&nbsp;&nbsp;Payment of tuition, related educational fees and room and board
expenses, for up to the next twelve (12)&nbsp;months of post-secondary education for the Participant, or the Participant&#146;s spouse, <U>domestic partner (who is the Participant&#146;s designated beneficiary)</U>, children, or dependents, as
defined in Code Section&nbsp;152, without regard to Code Section&nbsp;152(b)(1),(b)(2) and (d)(1)(B); </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">4.&nbsp;&nbsp;&nbsp;&nbsp;Payments
necessary to prevent the eviction of the Participant from his/her principal residence or foreclosure on the mortgage on that residence; </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">5.&nbsp;&nbsp;&nbsp;&nbsp;Payments for burial or funeral expenses for the Participant&#146;s deceased parent, spouse, <U>domestic partner (who
is the Participant&#146;s designated beneficiary)</U>, children or dependents (as defined in Code Section&nbsp;152, without regard to Code Section&nbsp;152(d)(1)(B); </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">6.&nbsp;&nbsp;&nbsp;&nbsp;Expenses for the repair or damage to the Participant&#146;s principal residence that would qualify for the casualty
deduction under Code Section&nbsp;165 (determined without regard to whether the loss exceeds ten percent (10%) of adjusted gross income; and </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">7.&nbsp;&nbsp;&nbsp;&nbsp;Such other facts and circumstances as the Commissioner of Internal Revenue lists as deemed immediate and heavy
financial needs through publication of regulations, revenue rulings, notices, and other documents of general applicability. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">6.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective January&nbsp;1, 2017, Paragraph 1.E. of Article XII is amended to read as follows:
</P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Notwithstanding anything otherwise expressed or implied in the Plan, or under Code Section&nbsp;401(k), or the regulations under that
section, a hardship distribution shall not be determined or allowed under the Plan on account of an event or condition of immediate and heavy financial need of a person who is a beneficiary of a Participant under the Plan, unless such person, in
addition to being such a beneficiary, also has a relationship of being the spouse, <U>the domestic partner</U>, or a dependent of the Participant and an immediate and heavy financial need of such person for which a hardship distribution is expressly
allowable to a spouse, <U>domestic partner</U>, child or dependent under the terms and provisions of paragraph 1.D, above; and a hardship distribution shall not otherwise be allowed under the Plan for or with respect to circumstances of immediate
and heavy financial need of a beneficiary of a Participant if such beneficiary is not either the spouse, <U>domestic partner</U>, child or a dependent of the Participant. </P>
</DIV></Center>


<p Style='page-break-before:always'>
<HR  SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">


<Center><DIV STYLE="width:8.5in" align="left">

<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">7.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective January&nbsp;1, 2017, Paragraph 1.F. of Article XII is amended to read as follows:
</P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">A Participant&#146;s Elective Deferrals under the Plan (and Participant Contributions) shall be suspended for six (6)&nbsp;months after
receipt of the hardship distribution<U>, unless such suspension is not required due to applicable guidance issued by the Secretary of the Treasury or by the Internal Revenue Service</U>. </P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">8.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective January&nbsp;1, 2017, the third paragraph of Paragraph 2 of Article XII is amended to read as
follows: </P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">A withdrawal pursuant to this paragraph may be made upon request of the Participant subject to such limitations on frequency of
withdrawals as the Committee, in its discretion, may determine. Such withdrawal shall be paid as soon as practicable after the appropriate request is received by the Trustee. A withdrawal shall be paid in cash, <U>except as provided herein. If a
Participant&#146;s <FONT STYLE="white-space:nowrap">After-Tax</FONT> Deposits are invested in ONEOK, Inc. Common Stock, the Participant must order the sale of the ONEOK, Inc. Common Stock (including fractional shares), move the proceeds into another
investment option, and subsequently withdraw the proceeds.</U> A Participant who has <FONT STYLE="white-space:nowrap">After-Tax</FONT> Deposits in his/her Plan Account invested in stock of a prior employer which has been transferred to the Trust
pursuant to any merger, acquisition or similar transaction <U>within the preceding six months </U>may also request distribution of such stock in a manner comparable to that provided in the foregoing provisions with respect to ONEOK, Inc. Common
Stock.<U> If more than six months have elapsed since such merger, acquisition or similar transaction, then the stock of such prior employer may be withdrawn in cash or in kind, at the Participant&#146;s election.</U> </P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">9.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective June&nbsp;16, 2017, the first sentence of Paragraph 1 of Article XV is amended to read as follows:
</P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The Plan shall be administered by the ONEOK, Inc. Benefit Plan Administrative Committee (the &#147;Committee&#148;) consisting of the
Company&#146;s Chief Financial Officer<U> and Executive Vice President &#150; Strategic Planning and Corporate Affairs</U>;<U> </U>Vice President &#150; Human Resources; Vice President &#150; Treasury<U> and Risk</U>; and their respective successors
in title or duties, authority and function. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%" VALIGN="top" ALIGN="left">10.</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Effective June&nbsp;16, 2017, the second sentence of Paragraph 3 of Article XV is amended to read as follows:
</P></TD></TR></TABLE> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The ONEOK, Inc. Benefit Plan Sponsor Committee shall consist of the Company&#146;s President and Chief Executive Officer; Executive Vice
President and Chief Administrative Officer; <U>Chief Financial Officer and </U>Executive Vice President &#150; Strategic Planning and Corporate Affairs; <U>Executive Vice President and Chief Operating Officer</U>; Senior Vice President <U>&#150;
Finance</U> and Treasurer; Senior Vice President, General Counsel and Assistant Secretary; Vice President &#150; Human Resources; Vice President, Secretary and Associate General Counsel; and their respective successors in title or duties, authority
and function. </P>
</DIV></Center>

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</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>9
<FILENAME>d656013dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
<HTML><HEAD>
<TITLE>EX-5.1</TITLE>
</HEAD>
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<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 5.1 </B></P> <P STYLE="font-size:24pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<P STYLE="margin-top:0pt;margin-bottom:0pt" ALIGN="center">


<IMG SRC="g656013g1119090159239.jpg" ALT="LOGO">
 </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">November&nbsp;20, 2018 </P>
<P STYLE="margin-top:18pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">ONEOK, Inc. </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">100 West Fifth Street </P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Tulsa, Oklahoma 74103 </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR style = "page-break-inside:avoid">
<TD WIDTH="4%">&nbsp;</TD>
<TD WIDTH="4%" VALIGN="top" ALIGN="left">Re:</TD>
<TD ALIGN="left" VALIGN="top"> <P STYLE=" margin-top:0pt ; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman; " ALIGN="left">Registration Statement on Form <FONT STYLE="white-space:nowrap">S-8</FONT> </P></TD></TR></TABLE>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Ladies and Gentlemen: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">We have acted as special
legal counsel to ONEOK, Inc., an Oklahoma corporation (the &#147;<U>Company</U>&#148;), in connection with the registration statement on Form <FONT STYLE="white-space:nowrap">S-8</FONT> (the &#147;<U>Registration Statement</U>&#148;) under the
Securities Act of 1933, as amended (the &#147;<U>Act</U>&#148;), covering an additional 1,000,000 shares of the common stock of the Company, par value $0.01 per share (the &#147;<U>Shares</U>&#148;), under the ONEOK, Inc. 401(k) Plan (the
&#147;<U>Plan</U>&#148;). This opinion is being furnished to you as a supporting document in connection with the Registration Statement. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">For purposes of this opinion, we have examined the following documents: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(a) the Registration Statement; </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(b) the Plan; </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(c) the
corporate actions taken by the Board of Directors of the Company in connection with the Registration Statement and related matters; </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(d)
the Amended and Restated Certificate of Incorporation of the Company, as amended, and the related certificate of correction; </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(e) the
Amended and Restated <FONT STYLE="white-space:nowrap">By-laws</FONT> of the Company; and </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">(f) an executed copy of the Secretary&#146;s
Certificate of the Company dated November&nbsp;20, 2018. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">In our examination of the aforesaid documents, we have assumed the genuineness
of all signatures, the legal capacity of all natural persons, the authenticity and completeness of all documents submitted to us as original documents, and the conformity to original documents of all documents submitted to us as copies thereof. </P>
</DIV></Center>


<p Style='page-break-before:always'>
<HR  SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">


<Center><DIV STYLE="width:8.5in" align="left">


<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" ALIGN="center">

<TR>
<TD WIDTH="7%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="92%"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">


<IMG SRC="g656013g1119091633937.jpg" ALT="LOGO">
</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">ONEOK, Inc.</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">November&nbsp;20, 2018</P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:10pt; font-family:Times New Roman">Page 2</P></TD></TR></TABLE> <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P>
 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Based on the foregoing and subject to the qualifications, assumptions and limitations set
forth herein, we are of the opinion that the Shares have been duly authorized and, when issued and delivered in accordance with the Plan upon receipt of requisite consideration therefor as provided therein, will be validly issued, fully paid and <FONT
STYLE="white-space:nowrap">non-assessable.</FONT> </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Each of the matters set forth in this letter is as of the date hereof, and we undertake
no, and hereby disclaim any, obligation to advise you of any change in any of the matters set forth herein or in any matters upon which the opinions and views set forth in this letter are based. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Our opinions expressed above are limited to the laws of the State of Oklahoma. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">We hereby consent to the filing of this opinion as Exhibit 5.1 to the Registration Statement. In giving this consent, we do not thereby admit
that we are within the category of persons whose consent is required under Section&nbsp;7 of the Act or the rules and regulations of the Securities and Exchange Commission promulgated thereunder. </P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><DIV ALIGN="right">
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="40%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt">


<TR>
<TD WIDTH="100%"></TD></TR>


<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Very truly yours,</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD></TR>
<TR STYLE="page-break-inside:avoid ; font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">/s/ GableGotwals </TD></TR>
</TABLE></DIV>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P>

</DIV></Center>

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</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>10
<FILENAME>d656013dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
<HTML><HEAD>
<TITLE>EX-23.1</TITLE>
</HEAD>
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<Center><DIV STYLE="width:8.5in" align="left">
 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right">Exhibit 23.1 </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">We hereby consent to the incorporation by reference in this Registration Statement on Form <FONT STYLE="white-space:nowrap">S-8</FONT> of ONEOK, Inc. of our
report dated February&nbsp;27, 2018 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in ONEOK, Inc.&#146;s Annual Report on Form <FONT STYLE="white-space:nowrap">10-K</FONT> for
the year ended December&nbsp;31, 2017. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">/s/ PricewaterhouseCoopers LLP </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Tulsa, Oklahoma </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">November 20, 2018 </P>
</DIV></Center>

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</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>g656013g1119090159239.jpg
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