Is DUI / DWI Legal in Montana? (2026)
Yes. In Montana, dui / dwi is legal. Montana first-offense DUI carries up to 6 months jail and $600-$1,000 fine, but mandatory jail is only 24 hours and often substituted with community service..
Key facts
- Status
- Legal
- Permit required
- No
- Jurisdiction
- Montana
- Last reviewed
- 2026-02-24
DUI / DWI laws in Montana
BAC limit 0.08%. First offense: 24 hours to 6 months jail, $600-$1,000 fine, 6-month license restriction. Chemical dependency assessment required. Montana has implied consent with 6-month suspension for refusal.
Frequently asked questions
Is dui / dwi legal in Montana for travelers?
For travelers visiting Montana, dui / dwi is currently legal. BAC limit 0.08%. First offense: 24 hours to 6 months jail, $600-$1,000 fine, 6-month license restriction. Chemical dependency assessment required. Montana has implied consent with 6-month suspension for refusal.
Do I need a permit for dui / dwi in Montana?
Montana does not specifically require a permit for dui / dwi, though general regulations apply.
Can I transport dui / dwi through Montana?
Transport laws for dui / dwi in Montana depend on the specific item and your route. Generally, transport is allowed if you comply with state regulations. Always check states you pass through.
What are the penalties for dui / dwi violations in Montana?
Penalties for dui / dwi violations in Montana vary based on the specific offense. Always verify current laws before traveling.