Montana Window Tint Laws
Updated 2026-01-15 · Montana Code Section 61-9-405
In Montana, the legal window tint limit is 24% VLT for front side windows, 14% VLT for back side windows, and 14% VLT for the rear window. Montana offers medical exemptions for darker tint. Violations can result in fines of $50-$100 for first offenses.
Is My Tint Legal?
Pick your state, the window, and your tint percentage. We'll tell you if it's legal — instantly.
Disclaimer & how this works
This tool checks your VLT% against your state's published legal limits. Some states allow medical exemptions for darker tint with proper documentation. Not legal advice — verify with your state DMV before applying tint.
Visual Guide: Montana Tint Limits
The diagram below shows the legal VLT (Visible Light Transmission) percentages for each window position in Montana. A lower percentage means darker tint is allowed.
Montana Tint Laws: Detailed Breakdown
| Window | Sedan |
|---|---|
| Front Windshield | 24% VLT |
| Front Side Windows | 24% VLT |
| Back Side Windows | 14% VLT |
| Rear Window | 14% VLT |
Reflective Tint Rules in Montana
Montana does not allow reflective or mirrored tint on vehicle windows. No mirrored or metallic appearance allowed.
Visor Strip Rules
Montana allows a tinted visor strip (sun strip) on the windshield. The strip must not extend more than 5 inches from the top of the windshield.
Color Restrictions
The following tint colors are restricted or banned in Montana: red, amber.
Medical Exemptions in Montana
Montana allows medical exemptions with a physician's prescription. The exemption documentation must typically be kept in the vehicle at all times.
Penalties for Illegal Tint in Montana
First Offense
$50-$100
Fine range for first violation
Second+ Offense
$100-$300
Fine range for repeat violations
Law enforcement uses a tint meter to measure the VLT percentage of your windows during traffic stops. If your tint is darker than the legal limit, you may receive a fix-it ticket or a fine depending on the state and officer's discretion.
Montana vs Neighboring States
Planning a road trip? Here's how Montana's tint laws compare to neighboring states. Make sure your tint is legal wherever you drive.
| State | Front Side | Back Side | Rear Window |
|---|---|---|---|
| Montana | 24% | 14% | 14% |
| North Dakota | 50% | Any% | Any% |
| South Dakota | 35% | 20% | 20% |
| Wyoming | 28% | 28% | 28% |
| Idaho | 35% | 20% | 20% |
Understanding Montana's Tint Laws
Montana permits some of the darkest legal window tint in the nation, with 24% VLT on front windows and an ultra-dark 14% on back and rear glass. Fines are a modest $50 to $100, and medical exemptions provide further allowances.
Frequently Asked Questions
What is the darkest legal tint in Montana?
For front side windows in Montana, the darkest legal tint is 24% VLT. Back side windows allow 14% VLT and the rear window allows 14% VLT.
Can you get a ticket for window tint in Montana?
Yes, illegal window tint in Montana is a traffic violation. First offense fines typically range from $50-$100. Second and subsequent offenses can cost $100-$300. Officers use a tint meter to measure VLT percentage during traffic stops.
Does Montana allow medical exemptions for window tint?
Montana allows medical exemptions with a physician's prescription
Is reflective or mirrored tint legal in Montana?
No, Montana does not allow reflective or mirrored tint. No mirrored or metallic appearance allowed.
What are Montana's tint laws for SUVs and trucks?
In Montana, SUVs and trucks follow the same tint laws as sedans. Front side windows require 24% VLT, back side windows allow 14% VLT, and the rear window allows 14% VLT.
Resources
Legal Reference
Montana window tint regulations are governed by Montana Code Section 61-9-405. Always verify current laws with your local DMV or law enforcement, as regulations can change.
Last updated: 2026-01-15