Montana Seat Belt Laws
Montana seat belt laws: primary enforcement, fines, and whether the rear seat is covered.
Montana seat belt law sets whether police can stop you just for not wearing a belt, whether the rear seat is covered, and the fine.
Enforcement
Secondary enforcement: police can cite you for a belt violation only when they stop you for another reason.
Rear seat
The law covers the front seat; rear-seat adults are not required to buckle up (check local rules).
Penalties
A citation typically costs $20.
Statute
Source: Mont. Code § 61-13-103. Last verified: 2026. Seat belt laws change — confirm the current rule with your state DMV.
Frequently Asked Questions
Is Montana a primary seat belt law?
No — Montana is secondary enforcement; you can be cited only with another stop.
Do rear-seat passengers need a belt in Montana?
The rear seat is not covered for adults in Montana (minors may still be required).
What is the fine for no seat belt in Montana?
About $20.