Filing Details

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 22 )* Imperial Oil Limited -------------------------------------------------------- (Name of Issuer) Common Shares -------------------------------------------------------- (Title of Class of Securities) 453 038 200 -------------------------------------------------------- (CUSIP Number) December 31, 2017 -------------------------------------------------------- (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: Rule 13d-1(b) Rule 13d-1(c) X Rule 13d-1(d) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 453 038 200 1. Names of Reporting Persons. Exxon Mobil Corporation 2. Check the Appropriate Box if a Member of a Group (a) N/A (b) N/A 3. SEC Use Only 4. Citizenship or Place of Organization New Jersey Number of Shares Beneficially Owned by Each Reporting Person With: 5. Sole Voting Power 578,544,049 6. Shared Voting Power 0 7. Sole Dispositive Power 578,544,049 8. Shared Dispositive Power 0 9. Aggregate Amount Beneficially Owned by Each Reporting Person 578,544,049 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares N/A 11. Percent of Class Represented by Amount in Row (9) 69.6% 12. Type of Reporting Person COITEM 1. (a) Name of Issuer: Imperial Oil Limited (b) Address of Issuer's Principal Executive Offices: 505 Quarry Park Boulevard SE Calgary AB T2C 5N1 Canada ITEM 2. (a) Name of Person Filing: Exxon Mobil Corporation (b) Address of Principal Business Office, or if None, Residence: 5959 Las Colinas Boulevard Irving, TX 75039-2298 (c) Citizenship: New Jersey (d) Title of Class of Securities: Common Shares (e) CUSIP Number: 453 038 200 ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO SS.240.13d-1(b) OR 240.13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A: N/A