Montana Window Tint Laws
Current window tinting regulations for Montana (MT). Know the legal VLT limits before you tint.
Windshield
Non-reflective tint allowed above the AS-1 line (top 5 inches)
Front Side
24% VLT
Back Side
14% VLT
Rear
14% VLT
VLT Requirements by Window Position
| Window Position | Allowed VLT |
|---|---|
| Front Windshield | Non-reflective tint allowed above the AS-1 line (top 5 inches) |
| Front Side Windows | 24% VLT |
| Back Side Windows | 14% VLT |
| Rear Window | 14% VLT |
Front Windshield
Non-reflective tint allowed above the AS-1 line (top 5 inches)
Front Side Windows
24% VLT
Back Side Windows
14% VLT
Rear Window
14% VLT
Penalties
Fines of $50 to $100 per offense. Generally lenient enforcement.
Notes
Montana is one of the most lenient states for window tint. Reflectivity must not exceed 35%. Medical exemptions are available with a physician's statement. Red and amber tint colors are prohibited.
Last updated: January 1, 2025
Frequently Asked Questions
What is the legal tint limit in Montana?
In Montana, front side windows must allow 24% VLT. Back side windows allow 14% VLT, and the rear window allows 14% VLT. The front windshield regulation is: non-reflective tint allowed above the as-1 line (top 5 inches).
What are the penalties for illegal tint in Montana?
Fines of $50 to $100 per offense. Generally lenient enforcement. It is recommended to stay within the legal VLT limits to avoid fines and potential vehicle inspection failures.
Does Montana allow medical exemptions for window tint?
Yes. Montana is one of the most lenient states for window tint. Reflectivity must not exceed 35%. Medical exemptions are available with a physician's statement. Red and amber tint colors are prohibited. Contact your local DMV or law enforcement agency for the specific documentation and process required in Montana.
Where can I find a window tint installer in Montana?
You can browse verified window tint shops in Montana on TintDirectory. Professional installers can help you choose a tint that complies with Montana law while providing the look and protection you want.
Understanding Montana Tint Regulations
Montana regulates window tint darkness using VLT (Visible Light Transmission) percentages. The VLT number represents how much visible light must pass through the window film. Lower percentages mean darker tint. Front side windows in Montana must allow at least 24% VLT to pass through.
If you are considering window tinting for your vehicle in Montana, it is important to work with a professional installer who understands local regulations. A qualified tint shop can help you choose the darkest legal option while staying compliant with Montana law.