Item 4.01. Change in Registrant's Certifying Accountant.

(a) On October 13, 2021, the Board of Directors (the "Board") of ImageWare Systems, Inc. (the "Company") approved the engagement of Baker Tilly US, LLP ("Baker Tilly") as the Company's independent registered public accounting firm for the Company's fiscal year ended December 31, 2021. The Company dismissed Mayer Hoffman McCann P.C. on June 20, 2021, as previously reported by the Company on its Current Report on Form 8-K, filed with the Securities and Exchange Commission on June 24, 2021.

(b) During the fiscal years ended December 31, 2020, and 2019, and subsequent interim period through October 13, 2021, neither the Company nor anyone on its behalf has consulted with Baker Tilly regarding (i) the application of accounting principles to a specific transaction, either completed or proposed, or the type of audit opinion that might be rendered on the Company's financial statements, and neither a written report or oral advice was provided to the Company that Baker Tilly concluded was an important factor considered by the Company in reaching a decision as to any accounting, auditing, or financial reporting issue, (ii) any matter that was the subject of a disagreement within the meaning of Item 304(a)(1)(iv) of Regulation S-K, or (iii) any reportable event within the meaning of Item 304(a)(1)(v) of Regulation S-K.

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