California Code, Financial Code - FIN § 31604

(a) That the merger, purchase, or sale will be safe and sound with respect to the acquiring licensee;

(b) That it is reasonable to believe that, upon consummation of the merger, purchase, or sale, the acquiring licensee will comply with all applicable provisions of this division and of any regulation or order issued under this division;  and

(c) That the merger, purchase, or sale will not be detrimental to the public convenience and advantage, or, if the merger, purchase, or sale would be detrimental to the public convenience and advantage, that it is necessary in the interests of the safety and soundness of any of the parties to it;

The commissioner shall approve the application.  If, after notice and a hearing, the commissioner finds otherwise, he or she shall deny the application.