Integra Resources — Regulatory Filings 2020

Sep 10, 2020

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FILED BY SEDAR

September 10, 2020

British Columbia Securities Commission (Principal Regulator) Alberta Securities Commission Saskatchewan Financial and Consumer Affairs Authority The Manitoba Securities Commission Ontario Securities Commission Financial and Consumer Services Commission, New Brunswick Nova Scotia Securities Commission Office of the Superintendent of Securities, Government of Newfoundland and Labrador Office of the Superintendent of Securities, Prince Edward Island Northwest Territories Securities Office Office of the Superintendent of Securities, Yukon Territory Nunavut Securities Office

Dear Sirs/Mesdames:

RE: Integra Resources Corp. (the “Corporation”) Prospectus Supplement dated September 10, 2020 to the Short Form Base Shelf Prospectus dated August 21, 2020 (the “Supplement”)

We refer to the Supplement of the Corporation relating to the offering for sale of common shares of the Corporation.

We, as counsel to the Corporation, hereby consent to the use of and reference to our firm's name and opinion under the heading “Eligibility for Investment” and to the use of and reference to our firm name on page iii of the Supplement and under the headings “Enforceability of Certain Civil Liabilities”, “Documents Filed as Part of the Registration Statement” and “Legal Matters”.

We confirm that we have read the Supplement and that we have no reason to believe that there are any misrepresentations in the information contained therein that is derived from our opinions referred to above or that is within our knowledge as a result of the services we performed in connection with such opinion.

Yours truly,

“CASSELS BROCK & BLACKWELL LLP”

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