California Code, Vehicle Code - VEH § 22652.5

The owner or person in lawful possession of an offstreet parking facility, or any local authority owning or operating an offstreet parking facility, who causes a vehicle to be removed from the parking facility pursuant to Section 22511.8, or any state, city, or county employee, is not civilly liable for the removal if the police or sheriff's department in whose jurisdiction the offstreet parking facility or the stall or space is located or the Department of the California Highway Patrol has been notified prior to the removal.