California Code, Insurance Code - INS § 704

(a) Conducting its business fraudulently.

(b) Not carrying out its contracts in good faith.

(c) Habitually and as a matter of ordinary practice and custom compelling claimants under policies, or liability judgment creditors of the insured, to either accept less than the amount due under the terms of the policies or resort to litigation against such insurer to secure the payment of the amount due.

The order of suspension shall prescribe the period of such suspension.

The proceedings shall be conducted in accordance with Chapter 5 of Part 1 of Division 3 of Title 2 of the Government Code,  1 and the commissioner shall have all the powers granted therein.