Montana Trip Permit
A Montana Trip Permit is required for commercial vehicles not properly apportioned under IRP for the state. Vehicles meeting federal registration thresholds must obtain temporary authority prior to entry. Montana enforces compliance along interstate corridors and inspection facilities. Proper registration credentials ensure uninterrupted operation.
When to apply
- 26,000+ lbs GVW
- OR 3 or more axles
- And not registered in the International Registration Plan (IRP) for this state
Additional compliance: Special weight/mile fee structure
Duration
This permit is valid for 3 days.
Turnaround time
15-30 min
Get your Montana trip permit
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