Quick Reference: Montana Repair Duties and Tenant Remedies

Imagine a property manager in Missoula receiving a written notice on 3 November: the furnace is failing. Under Montana's Residential Landlord and Tenant Act of 1977, that notice starts two clocks at once, and they run at different speeds.

Under the termination framework, the landlord has 14 days to remedy the breach, while the termination date specified in the notice must be at least 30 days after receipt. So a compliant tenant notice gives the landlord a fortnight to fix the problem and roughly a month before the tenancy actually ends.

Unless it is an emergency, in which case the landlord has three working days.

Compare that to Alabama, where a tenant has no repair-and-deduct right at all and no rent-withholding remedy, or Maine, where the deduction is capped at $500 or half a month's rent, whichever is greater. Montana sits at the more tenant-favorable end of that range: repairs costing up to one month's rent can be made and deducted, after notice and the landlord's failure to repair within a reasonable time, and the damages remedy runs alongside the termination right rather than instead of it.

For property managers operating in Montana, the practical consequence is that the response window is short, the deduction ceiling is high, and the date on the tenant's letter matters more than the date the letter arrived.

The Seven Duties Under Section 70-24-303

Section 70-24-303(1) sets out what a Montana landlord owes. Several of the limbs are drafted more narrowly than the standard formulation, and the differences matter.

• (a) Building and housing codes materially affecting health and safety, in effect at the time of original construction, in all dwelling units where construction was completed after 1 July 1977. Note both qualifiers: the standard is the code as it stood at construction, not the current code, and units completed before July 1977 sit outside this limb.

• (b) Repairs and whatever is necessary to put and keep the premises in a fit and habitable condition, except when it is the tenant's responsibility to maintain the unit under 70-24-321.

• (c) Common areas kept in a clean and safe condition.

• (d) Systems and appliances maintained in good and safe working order: electrical, plumbing, sanitary, heating, ventilating, air-conditioning and other facilities and appliances, including elevators, supplied or required to be supplied by the landlord.

• (e) Waste receptacles and conveniences for removal of ashes, garbage, rubbish and other waste, and arranging for removal - unless otherwise provided in a rental agreement.

• (f) Running water and reasonable amounts of hot water at all times, and reasonable heat between October 1 and May 1, with two exceptions: where the building is not required by law to be equipped for that purpose, or where the unit is constructed so that heat or hot water is generated by an installation within the tenant's exclusive control.

• (g) An approved carbon monoxide detector and an approved smoke detector in each unit under the landlord's control, installed per the applicable department rules.

The heat duty is seasonal, and the water duty is not. Running water and hot water are owed at all times. Reasonable heat is owed only between 1 October and 1 May. That mirrors Kentucky's approach under KRS 383.595 and differs from Alabama, whose statute requires "reasonable heat" with no calendar window at all.

And the code duty can override the rest. Under subsection (2), if the duty imposed by (1)(a) is greater than a duty imposed by (1)(b) through (1)(g), the landlord's duty is determined by reference to (1)(a). Local code work is not a separate compliance track; it feeds into the statutory standard.

The Detector Rule Cuts Both Ways

Subsection (1)(g) allocates detector responsibility in a way that is unusually favorable to landlords once the tenancy begins, provided the landlord does one thing at the outset.

• At commencement, the landlord must verify. The statute requires that "upon commencement of a rental agreement, the landlord shall verify that the carbon monoxide detector and the smoke detector in the dwelling unit are in good working order."

• During the tenancy, the tenant maintains. "The tenant shall maintain the carbon monoxide detector and the smoke detector in good working order during the tenant's rental period."

• And the landlord is shielded from damages. Under subsection (5), "the landlord is not liable for damages caused as a result of the failure of the carbon monoxide detector or the smoke detector required under subsection (1)(g)."

The detectors must be approved devices as defined in 70-20-113, bearing a label from an approved testing agency.

Note what the statute does and does not link. It requires the landlord to verify at commencement, assigns ongoing maintenance to the tenant, and separately limits the landlord's liability under subsection (5). It does not state that the subsection (5) limitation depends on proving the commencement verification. For a manager, documenting that verification is an important compliance record in its own right, and it is what makes the tenant's ongoing maintenance duty evidenced rather than assumed.

Two Ways to Shift Repair Work to the Tenant

Montana provides two routes in subsections (3) and (4), and they carry different requirements. Managers running mixed portfolios need both.

• Subsection (3):
  the waste, water and heat duties. A landlord and tenant may agree in writing that the tenant performs the landlord's duties under (1)(e) and (1)(f) - waste removal and the water and heat obligations - plus specified repairs, maintenance tasks, alteration and remodeling, but only if the transaction is entered into in good faith and not for the purpose of evading the obligations of the landlord.

• Subsection (4):
  specified repairs generally. A landlord and tenant may agree that the tenant performs specified repairs, maintenance tasks, alterations or remodeling only if all three of the following hold:

  • the agreement is entered into in good faith and not to evade the landlord's obligations, and is set forth in a separate writing signed by the parties and supported by adequate consideration;

  • the work is not necessary to cure noncompliance with subsection (1)(a) - the code duty; and

  • the agreement does not diminish the obligation of the landlord to other tenants in the premises.

The difference is instructive, and the two subsections overlap. Only the (3) route reaches the waste, water and heat duties themselves, and it requires a written agreement entered into in good faith. Both routes mention specified repairs, maintenance tasks, alteration and remodeling, but the (4) route attaches the stricter conditions: a separate writing signed by the parties and supported by adequate consideration, no code compliance work, and no diminution of obligations to other tenants.

For a manager, the safe course on any repair or maintenance transfer is to meet the subsection (4) conditions, because a single lease clause purporting to make the tenant responsible for repairs is unlikely to satisfy them.

A Version Split Managers Should Know About

Section 70-24-303 currently exists in two forms in the Montana Code Annotated, and the difference is a single opening phrase.

The version in force today is marked (Temporary) and opens: "Subject to 27-1-1603, a landlord:". It terminates 1 January 2031. The successor version, effective 2 January 2031, opens simply "A landlord:" without that cross-reference.

Everything else - all seven duties, the code-override rule, both tenant-performance routes and the detector liability shield - is identical between the two.

For a manager, this is a reminder rather than an action item: when citing Section 70-24-303, check which version the code page is displaying, because the MCA presents both on the same page. The amendment history records changes in 1989, 1991, 1997, 2003, 2009, 2013 and twice in 2021.

Failure to Maintain: Section 70-24-406

Section 70-24-406 is the tenant's principal remedy where there is noncompliance with 70-24-303 affecting health and safety. Note that threshold - not every breach of the maintenance duty reaches this section.

The termination route

Under subsection (1)(a), the tenant may deliver written notice specifying the acts and omissions constituting the breach and stating that the rental agreement will terminate upon a date not less than 30 days after receipt of the notice if the breach is not remedied in 14 days.

Two periods, two functions. The 14 days is the landlord's window to fix the problem. The 30 days is the earliest date the tenancy can end.

Emergencies compress this dramatically. If the noncompliance results in a case of emergency and the landlord fails to remedy within 3 working days after written notice of the situation and of the tenant's intention to terminate, the tenant may terminate.

Three exceptions sit underneath:

• Cure defeats termination. If the breach is remediable by repairs, payment of damages or otherwise, and the landlord adequately remedies the breach before the date specified in the notice, the agreement does not terminate. The operative deadline is the date in the tenant's notice, which may be later than the statutory minimum.

• Recurrence shortens the notice. If substantially the same act or omission recurs within 6 months of a prior noticed noncompliance, the tenant may terminate on at least 14 days' written notice specifying the breach and the termination date.

• Tenant-caused conditions are excluded. The tenant may not terminate for a condition caused by the tenant, a member of the tenant's family, or other persons on the premises with the tenant's consent.

The repair-and-deduct route

Under subsection (1)(b), the tenant may make repairs that do not cost more than 1 month's rent and deduct the cost from the rent, if the tenant has given the landlord notice and the landlord has not made the repairs within a reasonable time.

Two features distinguish Montana here.

• The ceiling is one month's rent - materially higher than Maine's $500-or-half-a-month formulation, and available where Alabama provides no repair-and-deduct remedy at all.

• "A reasonable time" is not defined. Subsection (1)(b) does not import the 14-day period from (1)(a). It sets its own standard, which means the adequacy of a landlord's response is judged on the facts rather than against a fixed count.

  In an emergency, the work must be done by a qualified person. If the repair is required in a case of emergency and the landlord has not made it, the tenant may have repairs made only by a person qualified to make the repairs.

Damages run alongside, not instead

Under subsection (2), the tenant may recover actual damages and obtain injunctive relief for any noncompliance by the landlord with the rental agreement or with 70-24-303. Under subsection (3), that remedy is in addition to any right arising under subsection (1).

Note the wider trigger. Subsection (1) requires noncompliance affecting health and safety. Subsection (2) reaches any noncompliance with the agreement or with 70-24-303. The damages route is available for breaches that would not support termination.

And on termination, the deposit goes back. Under subsection (4), if the rental agreement is terminated, the landlord shall return all security recoverable by the tenant pursuant to chapter 25 of Title 70. Our guide to Montana security deposit laws covers the 30-day and 10-day return deadlines and the condition statement that governs what may be withheld.

Essential Services: Section 70-24-408 and the Election Trap

Montana treats loss of essential services separately, and the section contains a choice that forecloses other remedies.

Under Section 70-24-408(1), if contrary to the rental agreement or 70-24-303 the landlord purposefully or negligently fails to supply heat, running water, hot water, electric, gas or other essential services, the tenant may give written notice specifying the breach and may:

• (a) procure reasonable amounts of heat, hot water, running water, electricity, gas and other essential services during the period of noncompliance and deduct their actual and reasonable cost from the rent;

• (b) recover damages based upon the diminution in the fair rental value of the dwelling unit; or

• (c) procure reasonable substitute housing during the period of noncompliance, in which case the tenant is excused from paying rent for the period of the landlord's noncompliance.

Option (c) is the one managers underestimate. A tenant who moves into substitute accommodation during an essential-services failure is excused from rent for that period, on top of whatever the substitute housing costs them.

Then subsection (2): the election. "If the tenant proceeds under this section, the tenant may not proceed under 70-24-406 or 70-24-407 as to that breach."

This is the same structure Alabama uses at Section 35-9A-404(c), and it produces the same first question for a property manager receiving a tenant's letter: which section is this under? For that breach, a tenant proceeding under Section 70-24-408 may not also proceed under Sections 70-24-406 or 70-24-407 - and 70-24-406(2) is where the injunctive relief lives.

And subsection (3) is the precondition managers should know. Rights under the section do not arise until the tenant has given notice to the landlord and the landlord has had a reasonable opportunity to correct the conditions, or if the conditions were caused by the act or omission of the tenant, a member of the tenant's family, or any other person on the premises with the tenant's consent.

That matters to the substitute-housing option in particular. The rent is excused for the period of noncompliance, but the remedy is not available until notice has been given and a reasonable opportunity to correct has passed.

One drafting note. The standard is purposeful or negligent failure. An interruption outside the landlord's control, promptly addressed, is not obviously within the section.

Two Sections the Chapter Adds Alongside 70-24-406

Montana's remedies do not stop at Sections 70-24-406 and 70-24-408. Two neighbouring provisions matter to a manager assessing exposure.

Minor violations: Section 70-24-407. The section is a single sentence: if the landlord fails to comply with the rental agreement or 70-24-303 and the reasonable cost of compliance is less than the 1 month's rent, the tenant may recover damages for the breach under 70-24-406(2).

That is worth pausing on, because the one-month figure appears twice in the chapter doing two different jobs. In 70-24-406(1)(b) it is the ceiling on what a tenant may spend and deduct. In 70-24-407 it is the threshold below which a breach is treated as minor and routed to the damages remedy. Both turn on the reasonable cost of compliance measured against a month's rent.

Purposeful interruption of services: Section 70-24-411. This is the provision with the largest number attached to it, and it is not part of the 70-24-408 framework.

Where a landlord unlawfully removes or excludes the tenant from the premises, or purposefully diminishes services to the tenant by interrupting or causing the interruption of heat, running water, hot water, electricity, gas or other essential services, the tenant may recover possession or terminate the rental agreement and, in either case, recover an amount not more than 3 months' periodic rent or treble damages, whichever is greater.

If the agreement is terminated on that basis, the landlord must return all security recoverable under chapter 25 and all prepaid rent.

Note the difference in standard. Section 70-24-408 reaches a purposeful or negligent failure to supply an essential service. Section 70-24-411 reaches a landlord who purposefully diminishes services by interrupting them. A landlord's deliberate interruption of a utility during a dispute may fall under Section 70-24-411 rather than Section 70-24-408 depending on the facts, and the exposure under the former is materially larger.

What Montana Does Not Give the Tenant

Three absences are worth stating, because managers arriving from other states assume otherwise.

• No general rent withholding. Summarising the remedies discussed above, Montana provides repair-and-deduct up to a month's rent, termination on notice, damages and injunctive relief, the essential-services options, and the Section 70-24-411 remedy for purposeful interruption. Simply suspending rent while a repair is outstanding is not among them.

• No consequential damages provision. Section 70-24-406(2) provides actual damages and injunctive relief.

• No general pre-litigation rent escrow. Montana does not provide a mechanism for a tenant to pay disputed rent into court before proceedings begin. In a qualifying action for possession based on nonpayment, or an action for rent while the tenant remains in possession, Section 70-24-421 addresses the tenant's counterclaim and the court's determination of the amounts due.

Common Repair Compliance Mistakes Property Managers Make in Montana

1. Diarizing 30 days when the fix is due in 14.
Section 70-24-406(1)(a) gives 14 days to remedy. The 30 days is the earliest termination date, not the repair deadline.

2. Treating every notice as a 14-day matter.
An emergency compresses the window to 3 working days after written notice of the situation and the tenant's intention to terminate.

3. Working to the statutory minimum rather than the tenant's stated date.
The cure exception turns on the landlord remedying "before the date specified in the notice," which may be later than 30 days.

4. Missing the 6-month recurrence rule.
Substantially the same act recurring within six months lets the tenant terminate on 14 days' notice, with no further cure period.

5. Assuming the code duty is the current code.
Section 70-24-303(1)(a) refers to codes in effect at the time of original construction, for units completed after 1 July 1977.

6. Putting a repair-transfer clause in the lease.
Section 70-24-303(4) requires a separate signed writing supported by adequate consideration, and it cannot cover code compliance work.

7. Not documenting the detector verification at move-in.
Section 70-24-303(1)(g) requires the landlord to verify detectors are in good working order at commencement, and the tenant maintains them thereafter.

8. Not identifying which section the tenant invoked.
Under Section 70-24-408(2), a tenant proceeding on essential services cannot also proceed under 70-24-406 or 70-24-407 for that breach.

9. Treating a deliberate utility interruption as an essential-services matter.
Section 70-24-411 covers a landlord who purposefully diminishes services, and allows recovery of up to 3 months' periodic rent or treble damages, whichever is greater, plus return of the deposit and all prepaid rent on termination.

Building a Defensible Montana Repair Workflow

Montana's repair framework rewards speed and punishes gaps in the record. With a 14-day cure period, a three-working-day emergency window and a repair-and-deduct ceiling of a full month's rent, the margin for a slow or undocumented response is thin.

Three records carry the weight, and all three exist before a dispute begins.

• The date and content of the tenant's notice. Both periods in Section 70-24-406(1)(a) run from receipt, and the cure exception turns on the date the tenant specified. A notice logged on arrival, with its stated termination date captured, is the difference between meeting a deadline and discovering it afterwards.

• The response timeline. "Adequately remedies the breach before the date specified" and "within a reasonable time" are both judged on evidence of what was done and when. RIOO's service request and task management records the request, the assignment and the completion against the unit, and maintenance planning and scheduling covers the recurring work. 

• The condition record at commencement. The detector verification under Section 70-24-303(1)(g), and the baseline that determines whether a later condition was tenant-caused under 70-24-406(1)(a)(iii), both trace back to move-in. RIOO's move-in and move-out management timestamps that record, and contracts and renewals keeps any separate Section 70-24-303(4) maintenance agreement filed alongside the lease rather than buried in it.

Conclusion

Montana gives tenants a conventional set of landlord duties and a comparatively strong set of remedies. The seven obligations in Section 70-24-303 will look familiar to any manager who has worked under a URLTA-derived statute. What differs is what happens when they are not met.

A tenant can terminate on a 30-day horizon after a 14-day cure period, or in three working days in an emergency. A tenant can make repairs costing up to a full month's rent and deduct them. A tenant can recover actual damages and obtain injunctive relief in addition to those rights, for any noncompliance rather than only those affecting health and safety. And on an essential-services failure, a tenant can move into substitute housing and stop paying rent for the period.

Three distinctions cut the other way and are worth knowing. The code duty in Section 70-24-303(1)(a) is measured against the code in effect at original construction. Detector maintenance sits with the tenant during the tenancy, with a statutory limitation on the landlord's liability at subsection (5). And under Section 70-24-408(2), a tenant proceeding on essential services may not also proceed under Sections 70-24-406 or 70-24-407 for that breach, with subsection (3) requiring notice and a reasonable opportunity to correct before those rights arise at all.

For teams managing Montana portfolios in Billings, Missoula, Bozeman, Great Falls, Helena or anywhere in the state, the practical discipline is short. Log every repair notice on the day it arrives, and capture the termination date the tenant specified. Treat anything described as an emergency as a three-working-day matter until you have established otherwise. Verify detectors at commencement and record it. For any arrangement relying on Section 70-24-303(4), use a separate signed writing supported by adequate consideration rather than a lease clause; arrangements under subsection (3) have different requirements but must still be in writing and entered into in good faith. And check which statutory section a tenant's letter is written under before deciding how to respond, because that choice determines what is on the table.

This blog is for informational purposes only and does not constitute legal advice. Section 70-24-303 currently exists in a temporary version terminating 1 January 2031 and a successor version effective 2 January 2031, and local codes may impose additional requirements. For guidance specific to your Montana portfolio, consult a licensed Montana attorney experienced in landlord-tenant law. The full chapter is available from the Montana Legislature.

Frequently Asked Questions

Q1. How long does a Montana landlord have to make repairs?
Under Section 70-24-406(1)(a), the landlord has 14 days to remedy the breach, and the termination date specified in the notice must be at least 30 days after receipt. In a case of emergency, the landlord has 3 working days after written notice of the situation and the tenant's intention to terminate.

Q2. Can a Montana tenant repair and deduct?
Yes. Under Section 70-24-406(1)(b), a tenant may make repairs costing no more than 1 month's rent and deduct the cost, where the tenant gave notice and the landlord did not repair within a reasonable time. In an emergency, the work must be done by a person qualified to make the repairs.

Q3. When must a Montana landlord provide heat?
Under Section 70-24-303(1)(f), running water and reasonable hot water are owed at all times, and reasonable heat between October 1 and May 1. Two exceptions apply: buildings not required by law to be equipped for the purpose, and units where heat or hot water is generated within the tenant's exclusive control.

Q4. Who is responsible for smoke and carbon monoxide detectors in Montana?
Under Section 70-24-303(1)(g), the landlord installs approved detectors and verifies they are in good working order at commencement, and the tenant maintains them during the tenancy. Subsection (5) provides that the landlord is not liable for damages caused by failure of the detector.

Q5. Can a Montana lease make the tenant responsible for repairs?
Only on specific terms. Section 70-24-303(3) allows a written good-faith agreement for the tenant to perform the waste, water and heat duties. Section 70-24-303(4) requires a separate signed writing supported by adequate consideration that does not cover code compliance work or diminish obligations to other tenants.

Q6. What happens if heat or water fails in Montana?
Under Section 70-24-408(1), where the landlord purposefully or negligently fails to supply an essential service, the tenant may procure and deduct the cost, recover diminution-in-value damages, or procure substitute housing and be excused from paying rent for the period. Under subsection (3), those rights do not arise until the tenant has given notice and the landlord has had a reasonable opportunity to correct.

Q7. Can a Montana tenant use both repair remedies?
No. Under Section 70-24-408(2), a tenant who proceeds under the essential services section may not proceed under Section 70-24-406 or Section 70-24-407 as to that breach.

Q8. Does a tenant's repair notice have to affect health and safety?
For the termination and repair-and-deduct routes in Section 70-24-406(1), yes. But Section 70-24-406(2) allows actual damages and injunctive relief for any noncompliance with the rental agreement or with Section 70-24-303, and Section 70-24-407 routes minor violations to that same damages remedy.

Q9. Which building code applies to a Montana rental?
Under Section 70-24-303(1)(a), applicable codes materially affecting health and safety in effect at the time of original construction, for units completed after 1 July 1977. Under subsection (2), where that duty is greater than another duty in the section, it governs.

Q10. What if a Montana landlord deliberately shuts off a utility?
That may fall under Section 70-24-411 rather than the essential-services section, depending on the facts. A landlord who unlawfully excludes the tenant or purposefully diminishes services may face recovery of possession or termination plus an amount not more than 3 months' periodic rent or treble damages, whichever is greater, and must return the deposit and all prepaid rent on termination.