Cal. Ins. Code § 10958

The commissioner may require a carrier to discontinue the offering of contracts or acceptance of applications from any individual or child or responsible party for a child upon a determination by the commissioner that the carrier does not have sufficient financial viability or organizational and administrative capacity to ensure the delivery of health care services to its insureds. In determining whether the conditions of this section have been met, the commissioner shall consider, but not be limited to, the carrier’s compliance with the requirements of this part and the rules adopted under those provisions.