Montana Title 70. Property § 70-33-423. Waiver of landlord's right to termination

(1) Acceptance by the landlord of full payment of rent due is a waiver of a claimed breach of a rental agreement only when the claimed breach is the nonpayment of rent.

(2) Acceptance of full payment of rent due when a claimed breach is something other than the nonpayment of rent does not constitute a waiver of any right.

(3) The acceptance of partial payment of rent due does not constitute a waiver of any right, including rent due.