Exhibit 99.3


August 4, 2022 


Consent of McCarthy Tétrault LLP


We hereby consent to the use of our name under the headings “Documents Filed as Part of the U.S. Registration Statement” and “Legal Matters”, and to the reference to our name and use of our opinion under the heading “Certain Canadian Federal Income Tax Considerations” in the prospectus supplement dated August 4, 2022 relating to the offering by IMV Inc. of shares of IMV Inc., which forms part of the Registration Statement on Form F-10 (File No. 333-266082).


In giving this consent, we do not acknowledge that we come within the category of persons whose consent is required by the United States Securities Act of 1933, as amended, or the rules and regulations thereunder. 


/s/ McCarthy Tétrault LLP