Selling a vehicle with failed emissions in Montana?
Montana does not require a statewide emissions test for private-party vehicle sales. When selling a vehicle with a known emissions failure in Montana, you are required to disclose the failure to the buyer — concealment of a known material defect can constitute fraud under Montana consumer protection law. The bill of sale should explicitly state that the vehicle "has not passed Montana emissions testing as of [date of sale]" and include an "as-is" clause. The seller typically does not need to remediate the failure before the sale, but the buyer accepts responsibility for achieving compliance before registering the vehicle. Some buyers purchase failing vehicles at a discount specifically to repair them; make sure your sale price reflects the defect and that the bill of sale documents the buyer's acknowledgment. Consult the MT DMV for current emission waiver and exemption provisions available to private buyers.
What you should do in Montana
- Complete a bill of sale with buyer/seller names, VIN, sale price, and signatures.
- Bring the bill of sale to the Montana DMV if required for title transfer.
- Have the bill of sale notarized — Montana requires notarization for vehicle transfers.
- Keep a copy for your records for at least five years.
Fastest way to generate a compliant bill of sale
Use the BillOfSaleNow generator to create a Montana-compliant bill of sale and download a signed PDF in minutes.
Montana Car transfer fees and requirements
In Montana, the title transfer fee is $12 and registration costs Based on vehicle age; ranges from $28 to $217+. Car sales are subject to No sales tax; registration fee based on age and value. Notarization is required for car bill of sale documents in Montana. Montana does not require emission testing for private-party car sales.
- No state sales tax on vehicle purchases
- Notarized title assignment required
- County option fee may apply
- Popular for LLC vehicle registration due to no sales tax
Montana sales tax on car purchases
Montana has a 0% state sales tax rate. No sales tax; registration fees based on vehicle age and value. Private-party car sales in Montana may be exempt from state sales tax. Montana has no state sales tax on any purchases. The title transfer fee is $12.
Car market data and safety information
The most common car makes in private-party sales are Toyota, Honda, Ford, Chevrolet, Nissan. Average private-party car prices range from $5,000–$25,000. The average NCAP safety rating for recent car models is 4.2 out of 5 stars. Cars average 3.1 NHTSA recalls per model across categories including Airbags (Takata), Power Train, Fuel System.
Safety checkpoints for buying a used car
Before completing a car bill of sale in Montana, verify these safety items:
- Verify airbag recall status (Takata recall affected 67M+ vehicles)
- Check tire age — tires over 6 years old degrade regardless of tread depth
- Confirm brake pad thickness and rotor condition
- Test all seatbelts for proper retraction and latching
- Verify ABS warning light cycles off after ignition self-test
- Confirm child-seat LATCH anchor accessibility and integrity
- Test headlight aim and high-beam function on both low and high settings
- Inspect windshield for cracks in the driver sight line that could fail state inspection
Car insurance and depreciation in Montana
Liability insurance required in 49 states (New Hampshire is the exception). Average annual premium: $1,600–$2,200. Cars lose approximately 20% of value in the first year and 60% over five years. Japanese brands retain value best. Peak season for private car sales is spring (march–may) when tax refunds boost demand, with an average of 21 days on market.
Car registration and titling
Cars are classified as "Passenger vehicle" for registration purposes. Standard passenger cars weigh 2,500–4,500 lbs; no special weight-class registration required. Federal odometer disclosure is required for cars under 20 years old.
Montana bill of sale statistics
BillOfSaleNow has generated 301 bill of sale documents for Montana transactions, with 8 generated this month alone. The most popular vehicle type is car.
Frequently asked questions — Montana bill of sale
Selling a vehicle with failed emissions in Montana?
Montana does not require a statewide emissions test for private-party vehicle sales. When selling a vehicle with a known emissions failure in Montana, you are required to disclose the failure to the buyer — concealment of a known material defect can constitute fraud under Montana consumer protection law. The bill of sale should explicitly state that the vehicle "has not passed Montana emissions testing as of [date of sale]" and include an "as-is" clause. The seller typically does not need to remediate the failure before the sale, but the buyer accepts responsibility for achieving compliance before registering the vehicle. Some buyers purchase failing vehicles at a discount specifically to repair them; make sure your sale price reflects the defect and that the bill of sale documents the buyer's acknowledgment. Consult the MT DMV for current emission waiver and exemption provisions available to private buyers.
Does Montana require notarization on a vehicle bill of sale?
Yes. Montana requires notarization for private-party vehicle bill of sale documents. Both buyer and seller must sign before a licensed notary public, and the notary must affix their seal. The seller should bring government-issued photo ID to the signing.
What form do I need for a vehicle bill of sale in Montana?
Montana does not designate a single required form number for vehicle bills of sale. Any document that includes the vehicle VIN, sale price, odometer reading, names and addresses of both parties, date of sale, and signatures is legally valid. BillOfSaleNow generates a state-compliant document that meets all Montana requirements.
What are the taxes and fees for a private car sale in Montana?
Montana charges No sales tax; registration fee based on age and value on private-party vehicle purchases. The title transfer fee is $12. Montana does not require an emission test for private-party sales. The buyer pays these fees when transferring the title at the MT DMV.
Official Montana DMV resource: Montana DMV title transfer information
Montana legal sources and citations
Primary sources reviewed by Marcus J. Webb, J.D. — Legal Content Advisor.
Common variations
Related questions about situation in Montana.
- Selling an inoperable vehicle in Montana?
Selling an inoperable or parts-only vehicle in Montana follows most standard private-sale requirements with a few additions.
- Selling a deceased relative's vehicle in Montana?
Transferring a vehicle from a deceased person's estate in Montana depends on whether the estate is going through probate and the vehicle's value.
Related resources
Informational purposes only. This content is provided for informational purposes only and is not legal advice. Laws vary by state and individual circumstances differ. Consult a licensed attorney for jurisdiction-specific guidance on vehicle transfers, title requirements, or related legal matters.