California Code, Business and Professions Code - BPC § 18842

The commission, the executive officer and other employees duly authorized by the executive officer, shall have the power to suspend temporarily, any license until final determination by the commission when, in his or her opinion, the action is necessary to protect the public welfare or is in the best interest of boxing or martial arts.

The suspension may be without advance hearing, but the suspended licensee may apply to the commission for a hearing on the matter to determine if the suspension should be modified or set aside. The application for a hearing shall be in writing and shall be received by the commission within 30 days after the date of suspension. Upon receipt of such written request, the commission shall set the matter for hearing within 30 days.