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We consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-272332) and Form S-8 (No. 333-236916, No. 333-190047, No. 333-160405, and No. 333-115455) of TriCo Bancshares (the “Company”), of our report dated February 29, 2024, relating to the consolidated financial statements of the Company and the effectiveness of internal control over financial reporting of the Company which report expresses an unqualified opinion on the consolidated financial statements and the effectiveness of internal control over financial reporting, appearing in this Annual Report on Form 10-K of the Company for the year ended December 31, 2023.