California Code, Insurance Code - INS § 12640.095

A mortgage guaranty insurer transacting the class of insurance defined in paragraph (2) of subdivision (a) of Section 12640.02 may reinsure with either the type of reinsurer defined in subdivision (d) of Section 12640.09, or, any other insurer which has received written permission from the commissioner to write the type of insurance defined in paragraph (2) of subdivision (a) of section 12640.02.