Each claim shall be approved by the department head or another person properly authorized, or, in the case of boards and commissions, by the secretary or by some other person, pursuant to a duly adopted resolution of the board or commission. Unless otherwise provided by law, every claim shall be accompanied by an affidavit or certificate under penalty of perjury of the officer, agent or employee directly responsible for the claim.
Cal. Code Regs. Tit. 2, § 624