U.S. SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM F-X APPOINTMENT OF AGENT FOR SERVICE OF PROCESS AND UNDERTAKING A. Name of issuer or person filing ("Filer"): CANADIAN NATURAL RESOURCES LIMITED B. This is [check one]: [X] an original filing for the Filer. [_] an amended filing for the Filer. C. Identify the filing in conjunction with which this Form is being filed: Name of registrant: CANADIAN NATURAL RESOURCES LIMITED Form type: FORM F-9 File Number (if known): (NOT AVAILABLE) Filed by: CANADIAN NATURAL RESOURCES LIMITED Date Filed (if filed concurrently, so indicate): MAY 27, 2005 (CONCURRENTLY WITH FORM F-9) D. The Filer is incorporated or organized under the laws of ALBERTA and has its principal place of business at: 855 - 2ND STREET S.W., SUITE 2500 CALGARY, ALBERTA T2P 4J8 CANADA TELEPHONE: (403) 517-6700 E. The Filer designates and appoints CT Corporation System ("Agent"), located at: CT CORPORATION SYSTEM 111 EIGHTH AVENUE, 13TH FLOOR NEW YORK, NEW YORK 10011 TELEPHONE: (212) 590-9330 2 as the agent of the Filer upon whom may be served any process, pleadings, subpoenas, or other papers in: (a) any investigation or administrative proceeding conducted by the Securities and Exchange Commission ("Commission"); and (b) any civil suit or action brought against the Filer or to which the Filer has been joined as defendant or respondent, in any appropriate court in any place subject to the jurisdiction of any state or of the United States, or of any of its territories or possessions, or of the District of Columbia, where the investigation, proceeding or cause of action arises out of or relates to or concerns (i) any offering made or purported to be made in connection with the securities registered or qualified by the Filer on Form F-9 on May 27, 2005 or any purchases or sales of any security in connection therewith; (ii) the securities in relation to which the obligation to file an annual report on Form 40-F arises, or any purchases or sales of such securities; (iii) any tender offer for the securities of a Canadian issuer with respect to which filings are made by the Filer with the Commission on Schedule TO or 14D-9F; or (iv) the securities in relation to which the Filer acts as trustee pursuant to an exemption under Rule 10a-5 under the Trust Indenture Act of 1939. The Filer stipulates and agrees that any such civil suit or action or administrative proceeding may be commenced by the service of process upon, and that service of an administrative subpoena shall be effected by service upon such agent for service of process, and that service as aforesaid shall be taken and held in all courts and administrative tribunals to be valid and binding as if personal service thereof had been made. F. The Filer stipulates and agrees to appoint a successor agent for service of process and file an amended Form F-X if the Filer discharges the Agent or the Agent is unwilling or unable to accept service on behalf of the Filer at any time until six years have elapsed from the date the Filer has ceased reporting under the Securities Exchange Act of 1934. Filer further undertakes to advise the Commission promptly of any change to the Agent's name or address during the applicable period by amendment of this Form, referencing the file number of the relevant form in conjunction with which the amendment is being filed. G. The Filer undertakes to make available, in person or by telephone, representatives to respond to inquiries made by the Commission staff, and to furnish promptly, when requested to do so by the Commission staff, information relating to the Form F-9, the securities to which the Form F-9 relates; and the transactions in such securities. 3 The Filer certifies that it has duly caused this power of attorney, consent, stipulation and agreement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Calgary, Province of Alberta, Country of Canada, on this May 27th day of May, 2005. Filer: CANADIAN NATURAL RESOURCES LIMITED By: /s/ John G. Langille ------------------------ John G. Langille Vice Chairman 4 This statement has been signed by the following persons in the capacities and on the dates indicated. CT Corporation System As Agent for Service of Process for Canadian Natural Resources Limited By: /s/ Jill Fallon -------------------------- Jill Fallon Assistant Secretary Date: May 27, 2005