IMV Inc. — Regulatory Filings 2021

Jul 15, 2021

McCarthy Tétrault S.E.N.C.R.L., s.r.l. 500, Grande Allée Est, 9e étage Québec, QC G1R 2J7 Canada

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July 15, 2021

VIA SEDAR

British Columbia Securities Commission Alberta Securities Commission Financial and Consumer Affairs Authority of Saskatchewan Manitoba Securities Commission Ontario Securities Commission Autorité des marchés financiers Nova Scotia Securities Commission Office of the Superintendent of Securities, Government of Newfoundland and Labrador

Dear Sirs/Mesdames:

Re: IMV Inc. (the “Corporation”)

We refer you to the final prospectus supplement dated July 15, 2021 to the Amendment no 1 dated October 15, 2020 to the final base shelf prospectus of the Corporation dated June 26, 2020, relating to the public offering of units of the Corporation (the “ Prospectus Supplement ”).

In the Prospectus Supplement, reference is made to our name in the cover page and under the headings “Documents Filed as Part of the U.S. Registration Statement” and “Legal Matters” and to our name and opinions under the headings “Eligibility for Investment” and “Certain Canadian Federal Income Tax Considerations”.

We hereby consent to being named in the Prospectus Supplement, to the inclusion of the reference to the opinions of this firm and to the use of our opinions.

We also confirm that we have read the Prospectus Supplement and that we have no reason to believe that there are any misrepresentations in the information contained in the Prospectus Supplement that are derived from our opinions referred to above or that are within our knowledge as a result of the services we have performed to render these opinions.

Yours truly,

“McCarthy Tétrault LLP”