California Code, Insurance Code - INS § 11621.2

(1) If an insurer elects to leave this state by surrendering its license to write automobile insurance, it shall submit to the plan's advisory committee as a condition precedent to the surrender of its license, a plan that disposes of the insurer's quota of plan assignments established by its voluntary writings, and provides for the handling of its outstanding assigned risk policies, including payment of claims, by appropriate financial arrangements or reinsurance agreements.  The plan's advisory committee shall evaluate the plan that is submitted and shall advise the commissioner as to whether or not it recommends acceptance or rejection by the commissioner of the plan.

(2) In the event an insurer's license to do business in this state is revoked by the commissioner, the insurer shall submit to the plan's advisory committee a plan that disposes of the insurer's quota of plan assignments established by its voluntary writings, and provides for the handling of its outstanding assigned risk policies, including payment of claims, by appropriate financial arrangements or reinsurance agreements.  The plan's advisory committee shall evaluate the plan that is submitted and shall advise the commissioner as to whether or not it recommends acceptance or rejection by the commissioner of the plan.