Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statements (No. 333-159556, No. 333-194423, No. 333-194429, No. 333-202327, No. 333-209620, No. 333-216762, No. 333-224002, No. 333-230293, No. 333-237101, No. 333-248489, No. 333-249188, No. 333-254267 and No. 333-263452) on Form S-8 and Registration Statements (No. 333-248492 and No. 333-258322) on Form S-3 of our report dated  March 8, 2023, relating to the consolidated financial statements of Aemetis, Inc. (“the Company”), and the effectiveness of the Company’s internal control over financial reporting (which report expresses an adverse opinion on the effectiveness of the Company’s internal control over financial reporting because of a material weakness), appearing in the Annual Report on Form 10-K of the Company for the year ended December 31, 2022.

/s/ RSM US LLP

Des Moines, Iowa

March 8, 2023