Mont. Code Ann. § 33-21-111

The commissioner may, after notice and hearing, adopt rules that the commissioner considers appropriate for the supervision of this chapter. Whenever the commissioner finds that there has been a violation of this chapter or any rules adopted pursuant to this chapter and after written notice and hearing given to the insurer or other person authorized or licensed by the commissioner, the commissioner shall set forth the details of the commissioner's findings together with an order for compliance by a specified date. The order is binding on the insurer and other person authorized or licensed by the commissioner on the date specified unless withdrawn by the commissioner or unless a stay has been ordered by a court of competent jurisdiction.