Imperial Oil Exhibit (4) Imperial Oil Limited 111 St. Clair Avenue West Toronto, Ontario Canada M5W 1K3 John F. Kyle Vice President and Treasurer Treasurer’s Department Tel: (416) 968-4531 Fax: (416) 968-5345 July 11, 2003 William Embree Vice...

Imperial Oil Exhibit (4)

Imperial Oil Limited
000 Xx. Xxxxx Xxxxxx Xxxx
Xxxxxxx, Xxxxxxx
Xxxxxx X0X 0X0 Xxxx X. Xxxx
Vice President and Treasurer Treasurer’s  Department
Tel:        (000) 000-0000
Fax:       (000) 000-0000

July 11, 0000

Xxxxxxx Xxxxxx
Vice President
Exxon Imperial U.S., Inc.
000 Xxxxxxxxxx Xxxxxx
Xxxxxxxx, XX 00000

Re: Exxon Imperial U.S., Inc.
Imperial Term Loan Agreement

Dear Xx. Xxxxxx:

We refer to the $2,000,000,000.00 Term Loan Agreement (the “Agreement”) dated as of July 13, 1989, and subsequently amended, between the undersigned and Exxon Imperial U.S., Inc. Terms defined in the Agreement as used herein are therein defined.

As a consequence of the payment in full of the Loan and the Note and notwithstanding the Maturity Date of September 1, 2004 on the Loan and Note, Exxon Imperial U.S., Inc. confirms that the Agreement is terminated effective July 18, 2003. It is understood that Imperial Oil Limited is responsible for its prior obligations under the Agreement pursuant to Clause 7.12 of the Agreement.

If you are in agreement, please sign below and return to my attention at the above noted address.

Yours very truly,

/s/ Xxxx X. Xxxx
				Acknowledged and agreed to: Exxon Imperial U.S., Inc.
		By:		/s/ Xxxxxxx Xxxxxx Xxxxxxx Xxxxxx Citigroup Global Markets Inc. as Manager
		Date:		7/15/03