Montana Month-to-Month Lease Overview
Montana month-to-month leases are governed by the Montana Residential Landlord and Tenant Act (Title 70, Chapter 24).
Montana limits deposits to 1 month's rent and requires 15 days notice for rent increases, shorter than most states.
30 days
Notice to terminate
15 days
Rent increase notice
1 month
Security deposit limit
No statutory limit
Late fee rules
Montana Month-to-Month Termination Notice Requirements
Montana requires 30 days written notice to terminate a month-to-month tenancy.
Important: Written Notice Required
Montana requires that termination notice be in writing. Verbal notice is generally not sufficient and may not be enforceable in court. Keep a copy of any notice you send or receive, and consider using certified mail or hand-delivery with a witness to prove delivery.
Montana Rent Increase Notice Periods
Montana landlords must provide at least 15 days notice before increasing rent.
How to Create a Montana Month-to-Month Lease
Follow these steps to create a legally compliant month-to-month lease agreement for Montana.
Identify the Parties and Property
Include the full legal names of the landlord and all tenants, the complete rental property address (including unit number), and the date the lease begins. Specify that this is a month-to-month tenancy that automatically renews.
Set the Rent and Payment Terms
State the monthly rent amount, the due date, acceptable payment methods, any grace period, and late fee terms. Under Montana law, be sure to comply with any state requirements for grace periods and late fee limits.
Document the Security Deposit
Record the security deposit amount, how it will be held, conditions for deductions, and the return timeline. Montana limits security deposits to 1 month and has specific requirements for how and when the deposit must be returned.
Include Notice Requirements
Clearly state the required notice period for termination (30 days in Montana) and rent increases (15 days). Include how notice must be delivered (certified mail, hand delivery, etc.) and when the notice period begins.
Add House Rules and Sign
Include provisions for pets, guests, noise, parking, maintenance responsibilities, and any other rules. Both landlord and tenant should sign and date the agreement. Provide copies to all parties.
Official Montana Resources
Use these official resources to verify Montana landlord-tenant requirements and access state government information.
Other Montana Lease Agreement Types
Need a different type of lease agreement for Montana? We offer state-specific templates for every type of rental arrangement.
Montana Residential Lease
Standard fixed-term residential lease agreements
Montana Room Rental Agreement
Rent a room within a shared house or apartment
Montana Vacation Rental Agreement
Short-term vacation and holiday rental agreements
Montana Commercial Lease
Office, retail, and commercial space leases
Montana Sublease Agreement
Sublease your rental unit to another tenant
Montana Roommate Agreement
Shared living arrangements and expense splitting
Montana Rent-to-Own Agreement
Lease with option to purchase the property
Montana Equipment Lease
Business and personal equipment rental agreements
Montana Land Lease
Agricultural, recreational, and development land leases
Montana Month-to-Month Lease FAQ
Answers to common questions about Montana month-to-month lease agreements, notice requirements, and tenant rights.
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