Cal. Bus. & Prof. Code § 122

Except as otherwise provided by law, the department and each of the boards, bureaus, committees, and commissions within the department may charge a fee for the processing and issuance of a duplicate copy of any certificate of licensure or other form evidencing licensure or renewal of licensure. The fee shall be in an amount sufficient to cover all costs incident to the issuance of the duplicate certificate or other form but shall not exceed twenty-five dollars ($25).