Mont. Code § 35-16-406
In the event there shall be default in either principal or interest or the terms and conditions of any bonds, notes, or mortgages or deeds of trust, made, executed, and delivered pursuant to the authority hereof, the holder or holders of such mortgage or the trustee named in the deed of trust shall be entitled to proceed to foreclose the same in the manner provided for in Title 71, and the application for foreclosure shall be proceeded with as a foreclosure proceeding. If the court in such foreclosure shall find for the plaintiff and order foreclosure of the mortgage or deed of trust as prayed for, such court is hereby empowered in its discretion to include in its judgment and decree of foreclosure an order and direction to the county clerk and recorder of each of the counties in which lands included in said mortgage are situated ordering and directing the county clerk and recorders of such counties to levy and include, as part of the taxes levied against the membership lands included therein, the proportion that such lands shall be liable for such indebtedness and costs so found to be due, which tax thus created shall be collected in whole or in part over a period of not to exceed 3 years as the court shall in its order direct.
§ 35-16-406, MCA