Cal. Lab. Code § 3702.7

A certificate of consent to administer claims of self-insured employers may be revoked by the director at any time for good cause after a hearing. Good cause includes, but is not limited to, the violation of subsection (1), (2), (3), (4), or (5) of subdivision (a) of Section 3702. In lieu of revocation of a certificate of consent, the director may impose a fine of not less than fifty dollars ($50) nor more than five hundred dollars ($500) for each violation.