Montana Car Taxes & Fees (2026)
| sales tax | None (0%)Montana has no state or local sales tax on vehicle purchases, so neither dealer nor private-party sales are taxed (a county option tax applies only to certain luxury/light vehicles). |
| Trade-in tax credit | YesNo vehicle sales tax, so the credit has no tax effect. |
| Doc fee | No state cap (calculator default $499)No sales tax on vehicles |
| Title fee | $12 |
| Registration fee | Based on age and weight |
| Inspection & emissions | No safety inspection · no emissions testingMontana requires no safety inspection and no emissions testing, but a VIN/ownership inspection is required for vehicles previously titled in another state. |
Full fee reference with negotiation tips: Montana car buying costs
Montana OTD Price Questions
What is the sales tax on a car in Montana?
Montana does not charge state sales tax on vehicle purchases. Montana has no state or local sales tax on vehicle purchases, so neither dealer nor private-party sales are taxed (a county option tax applies only to certain luxury/light vehicles). On a $35,000 purchase that works out to $0 at the statewide rate.
Does Montana give a trade-in tax credit?
Yes. Montana taxes the selling price minus your trade-in value. With no state sales tax on vehicles, the credit has no tax effect — the trade-in simply reduces the amount due.
What is the doc fee cap in Montana?
Montana has no state-mandated cap on dealer documentation fees. No sales tax on vehicles
How much are taxes and fees on a $35,000 car in Montana?
Using 2026 statewide figures — no state sales tax, a $12 title fee, registration that varies by vehicle, and a typical $499 doc fee — taxes and fees add about $511 (1.5%), for an out-the-door total of roughly $35,511. Local taxes or value-based fees can move that number.
Do I need a vehicle inspection or emissions test in Montana?
Montana requires no safety inspection and no emissions testing, but a VIN/ownership inspection is required for vehicles previously titled in another state.
More OTD Calculators
Sources & Data
Montana tax, title, registration, and doc fee data compiled from state DMV and Department of Revenue publications; last reviewed . Estimates use the statewide rate — local taxes and value-based fees vary by address and vehicle. Always confirm against your dealer's written, itemized quote.
Know your Montana OTD. Now check if it's a good deal.
See what buyers actually paid for the same model, search live inventory, or have a dealer quote checked line by line.