California Code, Business and Professions Code - BPC § 7597.5

(a) A licensee, qualified manager, branch office manager, or alarm agent shall not carry or use tear gas or any other nonlethal chemical agent in the performance of his or her duties, unless he or she has in his or her possession proof of completion of a course in the carrying and use of tear gas or other nonlethal chemical agent.

(b) A fine of one hundred dollars ($100) may be assessed for the first violation of this section and a fine of two hundred fifty dollars ($250) for each subsequent violation.