Mont. Code Ann. § 30-2A-508
(1) If a lessor fails to deliver the goods in conformity to the lease contract (30-2A-509) or repudiates the lease contract (30-2A-402) or if a lessee rightfully rejects the goods (30-2A-509) or justifiably revokes acceptance of the goods (30-2A-517), then with respect to any goods involved and with respect to all of the goods if under an installment lease contract the value of the whole lease contract is substantially impaired (30-2A-510), the lessor is in default under the lease contract and the lessee may:
(2) If a lessor fails to deliver the goods in conformity to the lease contract or repudiates the lease contract, the lessee may also:
History: En. Sec. 62, Ch. 410, L. 1991.