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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001047469-07-001714.txt : 20070313
<SEC-HEADER>0001047469-07-001714.hdr.sgml : 20070313
<ACCEPTANCE-DATETIME>20070312184059
ACCESSION NUMBER:		0001047469-07-001714
CONFORMED SUBMISSION TYPE:	FWP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20070313
DATE AS OF CHANGE:		20070312

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CANADIAN NATURAL RESOURCES LTD
		CENTRAL INDEX KEY:			0001017413
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		FWP
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-138873
		FILM NUMBER:		07688925

	BUSINESS ADDRESS:	
		STREET 1:		2500, 855-2 STREET SW
		CITY:			CALGARY ALBERTA CANADA
		STATE:			A0
		ZIP:			T2P 4J8
		BUSINESS PHONE:		403-517-6700

	MAIL ADDRESS:	
		STREET 1:		2500, 855-2 STREET SW
		CITY:			CALGARY ALBERTA CANADA
		STATE:			A0
		ZIP:			T2P 4J8

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CANADIAN NATURAL RESOURCES LTD
		CENTRAL INDEX KEY:			0001017413
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		FWP

	BUSINESS ADDRESS:	
		STREET 1:		2500, 855-2 STREET SW
		CITY:			CALGARY ALBERTA CANADA
		STATE:			A0
		ZIP:			T2P 4J8
		BUSINESS PHONE:		403-517-6700

	MAIL ADDRESS:	
		STREET 1:		2500, 855-2 STREET SW
		CITY:			CALGARY ALBERTA CANADA
		STATE:			A0
		ZIP:			T2P 4J8
</SEC-HEADER>
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<TYPE>FWP
<SEQUENCE>1
<FILENAME>a2176664zfwp.htm
<DESCRIPTION>FWP
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<BODY BGCOLOR="#FFFFFF" LINK=BLUE  VLINK=PURPLE>
<BR>
<FONT SIZE=3 ><A HREF="#07ZAW48204_1">QuickLinks</A></FONT>
<font size=3> -- Click here to rapidly navigate through this document</font>
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<TR VALIGN="TOP">
<TD WIDTH="70%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="28%"><FONT SIZE=2><B>Filed pursuant to Rule&nbsp;433<BR>
Registration&nbsp;No.&nbsp;333-138873<BR>
March&nbsp;12, 2007</B></FONT></TD>
</TR>
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<P ALIGN="CENTER"><FONT SIZE=2><A
NAME="ma48204_canadian_natural_resou__ma402194"> </A>
<A NAME="toc_ma48204_1"> </A>
<BR></FONT><FONT SIZE=3><B>Canadian Natural Resources Limited  <BR>    <BR>    Pricing Term Sheet  <BR>  </B></FONT></P>

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<TR BGCOLOR="#CCEEFF" VALIGN="TOP">
<TD WIDTH="56%"><FONT SIZE=2><B>Issuer:</B></FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="42%"><FONT SIZE=2>Canadian Natural Resources Limited</FONT></TD>
</TR>
<TR BGCOLOR="White" VALIGN="TOP">
<TD WIDTH="56%"><FONT SIZE=2><B>Preliminary Ratings:</B></FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="42%"><FONT SIZE=2>Baa2 (stable)/BBB/BBB (high) (negative)</FONT></TD>
</TR>
<TR BGCOLOR="#CCEEFF" VALIGN="TOP">
<TD WIDTH="56%"><FONT SIZE=2><B>Security Type:</B></FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="42%"><FONT SIZE=2>SEC Registered</FONT></TD>
</TR>
</TABLE>
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<TD WIDTH="100%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
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<TR VALIGN="BOTTOM">
<TH WIDTH="20%" ALIGN="LEFT"><FONT SIZE=2>&nbsp;</FONT><BR></TH>
<TH WIDTH="4%"><FONT SIZE=1>&nbsp;</FONT></TH>
<TH WIDTH="29%" ALIGN="LEFT"><FONT SIZE=1><B>Notes Due 2017 </B></FONT><HR NOSHADE></TH>
<TH WIDTH="21%"><FONT SIZE=1>&nbsp;</FONT></TH>
<TH WIDTH="26%" ALIGN="LEFT"><FONT SIZE=1><B>Notes Due 2038 </B></FONT><HR NOSHADE></TH>
</TR>
<TR BGCOLOR="#CCEEFF" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Size:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>$1,100 mm</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>$1,100 mm</FONT></TD>
</TR>
<TR BGCOLOR="White" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Maturity:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>5/15/2017</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>3/15/2038</FONT></TD>
</TR>
<TR BGCOLOR="#CCEEFF" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Coupon:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>5.70%</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>6.25%</FONT></TD>
</TR>
<TR BGCOLOR="White" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Price:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>99.725%</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>99.323%</FONT></TD>
</TR>
<TR BGCOLOR="#CCEEFF" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Yield to Maturity:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>5.734%</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>6.300%</FONT></TD>
</TR>
<TR BGCOLOR="White" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Spread:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>+118&nbsp;basis points</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>+158&nbsp;basis points</FONT></TD>
</TR>
<TR BGCOLOR="#CCEEFF" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Benchmark Treasury:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>UST 4.625% due 2/15/2017</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>UST 4.50% due 2/15/2036</FONT></TD>
</TR>
<TR BGCOLOR="White" VALIGN="BOTTOM">
<TD WIDTH="20%" VALIGN="TOP"><FONT SIZE=2><B>Treasury Yield/Price:</B></FONT></TD>
<TD WIDTH="4%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%" VALIGN="TOP"><FONT SIZE=2>4.554%/100-18</FONT></TD>
<TD WIDTH="21%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%" VALIGN="TOP"><FONT SIZE=2>4.720%/96-17+</FONT></TD>
</TR>
<TR BGCOLOR="#CCEEFF" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Settlement Date:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>3/19/2007</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>3/19/2007</FONT></TD>
</TR>
<TR BGCOLOR="White" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Interest&nbsp;Payment&nbsp;Dates:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>5/15 &amp; 11/15 commencing<BR>
11/15/2007</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>3/15 &amp; 9/15 commencing<BR>
9/15/2007</FONT></TD>
</TR>
<TR BGCOLOR="#CCEEFF" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B> Make-Whole Call:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>T+20&nbsp;basis points</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>T+25&nbsp;basis points</FONT></TD>
</TR>
<TR BGCOLOR="White" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Bookrunners:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>Citigroup Global Markets&nbsp;Inc./<BR>
Banc of America Securities&nbsp;LLC/<BR>
Deutsche Bank Securities&nbsp;Inc./<BR>
J.P. Morgan Securities&nbsp;Inc.</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR BGCOLOR="#CCEEFF" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B>Lead Manager:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="29%"><FONT SIZE=2>RBC Capital Markets Corporation</FONT></TD>
<TD WIDTH="21%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="26%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR BGCOLOR="White" VALIGN="TOP">
<TD WIDTH="20%"><FONT SIZE=2><B> Co-Managers:</B></FONT></TD>
<TD WIDTH="4%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD COLSPAN=3><FONT SIZE=2>BMO Capital Markets Corp./CIBC&nbsp;World Markets Corp./Scotia Capital (USA)&nbsp;Inc./BNP Paribas Securities Corp./Lazard Capital Markets&nbsp;LLC/Daiwa Securities America&nbsp;Inc./Mizuho
International&nbsp;plc/SG&nbsp;Americas Securities,&nbsp;LLC</FONT></TD>
</TR>
</TABLE>
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<P><FONT SIZE=2> Note: A securities rating is not a recommendation to buy, sell or hold securities and may be subject to revision or withdrawal at any&nbsp;time. </FONT></P>

<P><FONT SIZE=2><B>The issuer has filed a registration statement (including a prospectus) with the SEC for the offering to which this communication relates. Before you invest, you should read the
prospectus in that registration statement and other documents the issuer has filed with the SEC for more complete information about the issuer and this offering. You may get these documents for free
by visiting EDGAR on the SEC Web site at www.sec.gov. Alternatively, the issuer, any underwriter or any dealer participating in the offering will arrange to send you the prospectus if you request it
by calling Citigroup Global Markets&nbsp;Inc. toll free at 1-877-858-5407, Banc of America Securities&nbsp;LLC toll free at
1-800-294-1322, Deutsche Bank Securities&nbsp;Inc. toll free at 1-800-503-4611 or J.P. Morgan Securities&nbsp;Inc. collect
at 1-212-834-4533.</B></FONT></P>

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<P style='page-break-before:always'></p>
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<BR>
<P><br><A NAME="07ZAW48204_1">QuickLinks</A><br></P><!-- TOC_BEGIN -->
<FONT SIZE=2><A HREF="#toc_ma48204_1">Canadian Natural Resources Limited Pricing Term Sheet</A></FONT><BR>
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