California Code, Vehicle Code - VEH § 22854

The Department of Justice upon receiving notice under Section 22853 of the removal of a vehicle from a highway, or from public or private property, shall notify the registered and legal owner in writing at the addresses of such persons as shown by the records of the Department of Motor Vehicles, if the vehicle is registered in this state, of the removal of such vehicle, and give the name of the officer reporting such removal, the grounds upon which the removal was authorized and the location of the vehicle.  If the vehicle is not registered in this state, the department shall make reasonable effort to notify the legal or registered owner of the removal and location of the vehicle.  The notice to the registered or legal owner shall list the amount of mileage on the vehicle at the time of removal.