Alta Copper : 2023 ESTMA Report |

Extractive Sector Transparency Measures Act - Annual Report

Reporting Entity Name			ALTA COPPER CORP.
Reporting Year	From	2023-01-01	To:	2023-12-31	Date submitted	2024-05-22
Reporting Entity ESTMA Identification Number	E658763		Original Submission
	Amended Report
Other Subsidiaries Included
(optional field)
Not Consolidated
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	Dale Found
Position Title	CFO

Date

2024-05-22

Extractive Sector Transparency Measures Act - Annual Report

Reporting Year

From:

2023-01-01

To:

2023-12-31

CAD

Reporting Entity Name

ALTA COPPER CORP.

Currency of the Report

Reporting Entity ESTMA

E658763

Identification Number

Subsidiary Reporting Entities (if

necessary)

Payments by Payee

Departments, Agency, etc…

Infrastructure

Total Amount paid to

Country

Payee Name1

within Payee that Received

Taxes

Royalties

Fees

Production Entitlements

Bonuses

Dividends

Notes34

Payments2

Improvement Payments

Payee

Geological Mining and

Payments were made in USD and

Peru

Government of Peru

Metallurgical Institute -

46,666

178,284

224,950 converted at the average exchange rate

INGEMMET

for 2023 of 1.3497 CAD

Additional Notes:

Extractive Sector Transparency Measures Act - Annual Report

Reporting Year	From:	2023-01-01	To:	2023-12-31		CAD
Reporting Entity Name			ALTA COPPER CORP.			Currency of the Report
Reporting Entity ESTMA			E658763
Identification Number
Subsidiary Reporting Entities (if
necessary)
					Payments by Project
Country	Project Name1	Taxes	Royalties	Fees	Production Entitlements	Bonuses	Dividends	Infrastructure	Total Amount paid by	Notes23
								Improvement Payments	Project
										Payments were made in USD
Peru	Cañariaco	39,378			120,030				159,408	and converted at the average
					exchange rate for 2023 of
										1.3497 CAD
										Payments were made in USD
Peru	Arikepay	7,288			58,254				65,542	and converted at the average
					exchange rate for 2023 of
										1.3497 CAD

Extractive Sector Transparency Measures Act - Annual Report

Reporting Year	From:	2023-01-01	To:	2023-12-31		CAD
Reporting Entity Name			ALTA COPPER CORP.		Currency of the Report
Reporting Entity ESTMA			E658763
Identification Number
Subsidiary Reporting Entities (if
necessary)
				Payments by Project

Country

Project Name1

Taxes

Royalties

Fees

Production Entitlements

Bonuses

Dividends

Infrastructure

Improvement Payments

Total Amount paid by

Project

Notes23

Additional Notes3: