Mont. Code Ann. § 61-12-308

A service contract may not be executed, issued, or delivered in this state until a copy of the form of the contract has been on file for 30 days with the commissioner, unless before the expiration of 30 days the commissioner has approved the form in writing. A service contract may not be executed, issued, or delivered at any time in this state if the commissioner notified the company in writing within the 30-day period that in the commissioner's opinion the form of the contract does not comply with the laws of this state, specifying the reasons for the opinion.