Mont. Code Ann. § 70-21-306

Every certified copy of a judgment of partition or any other judgment, filed and recorded as provided in 7-4-2613, from the time of filing the same for record imparts notice to all persons of the contents thereof, and subsequent purchasers, mortgagees, and lienholders purchase and take with like notice and effect as if such property or judgment was a duly recorded deed, grant, or transfer.