Mont. Code Ann. § 25-9-607
25-9-607 Stay of proceedings pending appeal of foreign-country judgment
25-9-607 . Stay of proceedings pending appeal of foreign-country judgment. If a party establishes that an appeal from a foreign-country judgment is pending or will be taken, the court may stay any proceedings with regard to the foreign-country judgment until the appeal is concluded, the time for appeal expires, or the appellant has had sufficient time to prosecute the appeal and has failed to do so.