California Code, Vehicle Code - VEH § 22658.1

(1) Locate and notify the owner or person in charge of the property of the damage or open condition of the fence, the name and address of the towing company, and the license, registration, or identification number of the vehicle being removed.

(2) Leave in a conspicuous place on the property the name and address of the towing company, and the license, registration, or identification number of the vehicle being removed, and shall without unnecessary delay, notify the police department of the city in which the property is located, or if the property is located in unincorporated territory, either the sheriff or the local headquarters of the Department of the California Highway Patrol, of that information and the location of the damaged or opened fence.