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KPMG LLP Chartered Professional Accountants PO Box 10426 777 Dunsmuir Street Vancouver BC V7Y 1K3 Canada

Telephone     (604) 691-3000 Fax        (604) 691-3031 Internet        www.kpmg.ca

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

To the Board of Directors of Ero Copper Corp.

We consent to the use of our report, dated March 8, 2022, with respect to the consolidated financial statements of Ero Copper Corp. included in this Annual Report on Form 40-F.

/s/ KPMG LLP

Chartered Professional Accountants

March 11, 2022

Vancouver, Canada

KPMG LLP is a Canadian limited liability partnership and a member firm of the KPMG network of independent member firms affiliated with KPMG International Cooperative (“KPMG International”), a Swiss entity.

KPMG Canada provides services to KPMG LLP.