NextSource Materials Inc. — Regulatory Filings 2023

Jul 12, 2023

QUALIFICATION CERTIFICATE

TO: Ontario Securities Commission (Principal Regulator)

AND TO: British Columbia Securities Commission Alberta Securities Commission Saskatchewan Financial and Consumer Affairs Authority The Manitoba 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

The undersigned, Craig Scherba, the President and Chief Executive Officer of NextSource Materials Inc. (the “Issuer”) hereby certifies on behalf of the Issuer in connection with the filing of the preliminary short form prospectus of the Issuer dated July 12, 2023 (the “Prospectus”) pursuant to Section 2.2 of National Instrument 44-101, that:

• (a) the Issuer is an electronic filer under National Instrument 13-101;

• (b) the Issuer is a reporting issuer in at least one jurisdiction of Canada;

• (c) the Issuer has filed with the securities regulatory authority in each jurisdiction in which it is a reporting issuer all periodic and timely disclosure documents that it is required to have filed in that jurisdiction

  • (i) under applicable securities legislation,

  • (ii) pursuant to an order issued by the securities regulatory authority, or

  • (iii) pursuant to an undertaking to the securities regulatory authority;

• (d) the Issuer has, in at least one jurisdiction in which it is a reporting issuer,

  • (i) current annual financial statements, and

  • (ii) a current AIF (as that term is more specifically defined under National Instrument 44-101);

• (e) the Issuer’s equity securities are listed and posted for trading on a short form eligible exchange and the Issuer is not an issuer

  • (i) whose operations have ceased, or

  • (ii) whose principal asset is cash, cash equivalents, or its exchange listing

and also certifies that all of the material incorporated by reference in the Prospectus and not previously filed is being filed with the Prospectus.

Dated this 12[th] day of July, 2023.

NEXTSOURCE MATERIALS INC.

Per: “Craig Scherba” Craig Scherba President and Chief Executive Officer