A person registered as a proprietary private security officer shall carry on their person, while on duty, a valid and current proprietary private security officer's registration card or a hard copy printout of the bureau's approval from the bureau's internet website and either a valid driver's license issued pursuant to Section 12811 of the Vehicle Code or a valid identification card issued pursuant to Section 13000 of the Vehicle Code. The registration shall be shown to any peace officer or bureau representative upon demand.
Ca. Bus. and Prof. Code § 7574.22