Suncor Energy SD Conflict minerals disclosure | SU 23 Sep 24

Exhibit 99.1

Extractive Sector Transparency Measures Act - Annual Report
Reporting Entity Name	Suncor Energy Inc.
Reporting Year	From	1/1/2023	To:	12/31/2023	Date submitted	5/28/2024
Reporting Entity ESTMA Identification Number	E405435		◉ Original Submission
Reporting Entity ESTMA Identification Number	E405435					○ Amended Report
Other Subsidiaries Included (optional field)

For Consolidated Reports - Subsidiary Reporting Entities Included in Report:	Petro-Canada Terra Nova Partnership: E368056, Petro-Canada Hibernia Partnership: E014222, Petro-Canada Hebron Partnership: E294659, Canadian Oil Sands Partnership: E984046, Suncor Energy Oil Sands Limited Partnership: E761283, Suncor Energy Offshore Exploration Partnership: E718793, Suncor Energy Ventures Partnership: E895970

Not Substituted

Attestation by Reporting Entity

In accordance with the requirements of the ESTMA, and in particular section 9 thereof, I attest I have reviewed the information contained in the ESTMA report for the entity(ies) listed above. Based on my knowledge, and having exercised reasonable diligence, the information in the ESTMA report is true, accurate and complete in all material respects for the purposes of the Act, for the reporting year listed above.

Full Name of Director or Officer of Reporting Entity	Kris Smith				Date	5/27/2024
Position Title	Chief Financial Officer				Date	5/27/2024

Extractive Sector Transparency Measures Act - Annual Report

Reporting Year

From:

1/1/2023

To:

12/31/2023

Reporting Entity Name

Suncor Energy Inc.

Currency of the Report

CAD

Reporting Entity ESTMA Identification Number

E405435

Subsidiary Reporting Entities (if necessary)

Petro-Canada Terra Nova Partnership: E368056,
Petro-Canada Hibernia Partnership: E014222,
Petro-Canada Hebron Partnership: E294659,
Canadian Oil Sands Partnership: E984046,
Suncor Energy Oil Sands Limited Partnership: E761283,
Suncor Energy Offshore Exploration Partnership: E718793,
Suncor Energy Ventures Partnership: E895970

Payments by Payee


Country	Payee Name¹	Departments, Agency, etc… within Payee that Received Payments²	Taxes	Royalties	Fees	Production Entitlements	Bonuses	Dividends	Infrastructure Improvement Payments	Total Amount paid to Payee	Notes³⁴
Canada	Government of Canada		1,490,070,000	38,400,000	310,000	-	-	-	-	1,528,780,000
Canada	Canada Newfoundland and Labrador Offshore Petroleum Board		-	-	4,540,000	-	-	-	-	4,540,000
Canada -Alberta	Athabasca Chipewyan First Nation		-	-	1,860,000	-	-	-	-	1,860,000
Canada -Alberta	Fort Chipewyan Metis Local 125		-	-	670,000	-	-	-	-	670,000
Canada -Alberta	Fort McKay First Nation		-	-	4,460,000	-	-	-	-	4,460,000
Canada -Alberta	Fort McKay Metis Community Association		-	-	400,000	-	-	-	-	400,000
Canada -Alberta	Fort McMurray #468 First Nation		-	-	170,000	-	-	-	-	170,000
Canada -Alberta	Fort McMurray Metis Local 1935		-	-	140,000	-	-	-	-	140,000
Canada -Alberta	Province of Alberta		704,650,000	1,652,510,000	30,850,000	-	-	-	-	2,388,010,000
Canada -Alberta	Mikisew Cree First Nation		-	-	800,000	-	-	-	-	800,000
Canada -Alberta	Municipality of Wood Buffalo		46,380,000	-	60,000	-	-	-	-	46,440,000
Canada -Alberta	Chipewyan Prairie First Nation		-	-	170,000	-	-	-	-	170,000
Canada -Alberta	Willow Lake Metis Association		-	-	140,000	-	-	-	-	140,000
Canada -Alberta	Conklin Metis Local #193		-	-	140,000	-	-	-	-	140,000
Canada -Newfoundland and Labrador	Province of Newfoundland and Labrador		-	192,800,000	-	-	-	-	-	192,800,000	Includes royalties paid in relation to the Hibernia Base, Hibernia Extenstion, Terra Nova, White Rose and Hebron projects.
Canada -Quebec	Province of Quebec		116,790,000	-	-	-	-	-	-	116,790,000
Libya	Government of Libya	National Oil Corporation	247,250,000	282,010,000	-	-	-	-	-	529,260,000	Taxes & Royalties taken in kind and converted to cash basis using the same methodology (fair market value) as Suncor Energy Inc.'s 2023 consolidated financial statements. Translated using the financial year average foreign exchange rates: 1 USD : 1.3497 CAD.
United Kingdom of Great Britain and Northern Ireland	Her Majesty’s Government of the United Kingdom of Great Britain and Northern Ireland	Her Majesty's Revenue and Customs Cumbernauld	216,360,000	-	-	-	-	-	-	216,360,000	Translated using the financial year average foreign exchange rate: 1 GBP : 1.6784 CAD.


Additional Notes:	- All payments are reported in Canadian dollars. - All amounts have been rounded to the nearest $10,000 CAD.
¹Enter the proper name of the Payee receiving the money (i.e. the municipality of x, the province of y, national government of z).
²Optional field.
³When payments are made in-kind, the notes field must highlight which payment includes in-kind contributions and the method for calculating the value of the payment.
⁴Any payments made in currencies other than the report currency must be identified. The Reporting Entity may use the Additional notes row or the Notes column to identify any payments that are converted, along with the exchange rate and primary method used for currency conversions.


Extractive Sector Transparency Measures Act - Annual Report
Reporting Year	From:	1/1/2023	To:	12/31/2023
Reporting Entity Name	Suncor Energy Inc.				Currency of the Report	CAD
Reporting Entity ESTMA Identification Number	E405435
Subsidiary Reporting Entities (if necessary)	Petro-Canada Terra Nova Partnership: E368056, Petro-Canada Hibernia Partnership: E014222, Petro-Canada Hebron Partnership: E294659, Canadian Oil Sands Partnership: E984046, Suncor Energy Oil Sands Limited Partnership: E761283, Suncor Energy Offshore Exploration Partnership: E718793, Suncor Energy Ventures Partnership: E895970
Payments by Project


Country	Project Name¹	Taxes	Royalties	Fees	Production Entitlements	Bonuses	Dividends	Infrastructure Improvement Payments	Total Amount paid by Project	Notes²³
Canada -Alberta	Base Mine	16,840,000	372,120,000	12,390,000	-	-	-	-	401,350,000
Canada -Alberta	Firebag	25,920,000	1,157,810,000	5,640,000	-	-	-	-	1,189,370,000
Canada -Alberta	MacKay River	3,000,000	122,580,000	2,950,000	-	-	-	-	128,530,000
Canada -Newfoundland and Labrador	Hebron	-	48,310,000	-	-	-	-	-	48,310,000
Canada -Newfoundland and Labrador	Hibernia	-	175,460,000	-	-	-	-	-	175,460,000	Hibernia Base and Extension projects have been combined for the purposes of this report.
Canada -Newfoundland and Labrador	Terra Nova	-	210,000	4,540,000	-	-	-	-	4,750,000
Canada -Newfoundland and Labrador	White Rose	-	7,220,000	-	-	-	-	-	7,220,000
Libya	Libya	247,250,000	282,010,000	-	-	-	-	-	529,260,000	Taxes & Royalties taken in kind and converted to cash basis using the same methodology (fair market value) as Suncor Energy Inc.'s 2023 consolidated financial statements. Translated using the financial year average foreign exchange rates: 1 USD : 1.3497 CAD.
United Kingdom of Great Britain and Northern Ireland	U.K. Oil & Gas Taxes	216,360,000	-	-	-	-	-	-	216,360,000	Translated using the financial year average foreign exchange rate: 1 GBP : 1.6784 CAD.
Canada	Other	620,000	-	19,190,000	-	-	-	-	19,810,000	Includes Emerging properties in the Oil Sands business unit (Meadow Creek, Lewis, Voyageur, Chard, Dover, and Polaris)


Additional Notes³:	- All payments are reported in Canadian dollars. - All amounts have been rounded to the nearest $10,000 CAD.
1 Enter the project that the payment is attributed to. Some payments may not be attributable to a specific project, and do not need to be disclosed in the "Payments by Project" table.
2 When payments are made in-kind, the notes field must highlight which payment includes in-kind contributions and the method for calculating the value of the payment.
3 Any payments made in currencies other than the report currency must be identified. The Reporting Entity may use the "Additional Notes" row or the "Notes" column to identify any payments that are converted, along with the exchange rate and primary method used for currency conversions.

Suncor Energy (SU) SDConflict minerals disclosure