California Code, Business and Professions Code - BPC § 7585.18

Each firearms training facility, firearms training instructor, baton training facility, or baton training instructor shall report to the bureau the name of any person who, while taking the course, demonstrated that the carrying and usage of a firearm or the carrying and usage of a baton by that person would present an undue hazard to the safety of the public. The report shall contain the name and address of the student, the name of the student's employer, if available, and the reasons or specific incident which caused the certificate holder to make the report. All substantiating documents, including, but not limited to, an affidavit from the instructor regarding the incident, or reasons, shall be included in the report.