Montana Title 70. Property § 70-32-202. Execution allowed under certain judgments

(1) on debts secured by construction or vendors' liens upon the premises;

(2) on debts secured by mortgages on the premises, executed and acknowledged by the husband and wife or by an unmarried claimant; or

(3) on debts secured by mortgages on the premises, executed and recorded before the declaration of homestead was filed for record.