Cal. Gov. Code § 8652
Before payment may be made by the state to any person in reimbursement for taking or damaging private property necessarily utilized by the Governor in carrying out his or her responsibilities under this chapter during a state of war emergency or state of emergency, or for services rendered at the instance of the Governor under those conditions, the person shall present a claim to the Department of General Services in accordance with the provisions of the Government Code governing the presentation of claims against the state for the taking or damaging of private property for public use, which provisions shall govern the presentment, allowance, or rejection of the claims and the conditions upon which suit may be brought against the state. Payment for property or services shall be made from any funds appropriated by the state for that purpose.
Ca. Gov. Code § 8652