Montana Window Tinting Laws

Montana Window Tinting Laws: Montana’s window tinting rules were passed in 1991 and changed in 2007.

We have covered all you need to know about the window tint on your automobile, including how dark or shiny it can be in your state.

Montana Window Tinting Laws

Montana has more rules and laws about tinting car windows, so make sure you read all about them below.

What does VLT mean according to Montana state law?

The VLT, or Visible Light Transmission, showed how much light you could see coming through your car window.

The window tint will get darker as the VLT goes down. And a higher VLT means that more light will easily get through the windows.

For instance, 75% of the light will flow through the glasses if they are 75% tinted. And 5% tint will make the inside of your car much darker.

Window tint darkness in Montana

The percent of visible light allowed through your car windows is called VLT: Visible Light Transmission.

The percentage of light allowed through your film and glass in Montana is very specific and different for sedan cars and SUV cars or vans.

Tint darkness for sedans:

1. Windshield: Non-reflective tint is allowed above the manufacturer’s AS-1 line.

2. Front Side windows: Must allow more than 24% of light in.

3. Back Side windows: Must allow more than 14% of light in.

4. Rear Window: Must allow more than 14% of light in.

Tint darkness for SUV and vans:

1. Windshield: Non-reflective tint is allowed above the manufacturer’s AS-1 line.

2. Front Side windows: Must allow more than 24% of light in.

3. Back Side windows: Any darkness can be used.

4. Rear Window: Any darkness can be used.

Montana Window Tint Law for Passenger Vehicles

1. Windshield: Above the AS-1 line, you can use non-reflective tint.

2. Front side windows: 24% VLT

3. Backside windows: 14% VLT

4. Rear window: 14% VLT

Montana Window Tint Law for Multi-purpose Vehicles

1. Windshield: Above the AS-1 line, you can use non-reflective tint.

2. side windows: 24% VLT

3. Backside windows: Any Shadows

4. Rear window: Any Shadows

Window tint reflection in Montana

Window shade can reflect light and cut down on heat and glare.

The rule in Montana about window tint allows a certain amount of window reflection, so make sure you pay attention to this as well.

Tint reflection for sedans:

1. Front Side windows: Must not show more than 35%.

2. Back Side windows: Must not show more than 35%.

Tint reflection for SUV and vans:

1. Front Side windows: Must not show more than 35%.

2. Back Side windows: Must not show more than 35%.

Other Montana window tint rules and regulations:

There are a few other important laws, rules, and rules about window tinting in Montana. These are some of them:

Montana Window Tinting Laws

1. Side Mirrors: In Montana, there are no rules about side mirrors.

2. Restricted Colors: Amber, yellow, and red are prohibited.

3. Certificates: Businesses that produce and distribute movies within the state are exempt from obtaining licenses for their films.

4. Stickers: Stickers are recommended by state law, but they are not required.

5. Medical Exceptions: People with medical needs can get special tint in Montana.

For further information on the specifics of the exemption, Consult the laws of your state.

6. Penalties: According to Montana law 46-18-212, it is a misdemeanor that carries a maximum Fine of $500 or a maximum sentence of six months in county jail.

Remember that the laws and regulations governing window tinting in your town or place of residence can differ from those in Montana.

We always suggest that you double-check the information we give you with your local DMV or law police.

Benefits of  Window Tinting

The shade on your car’s windows isn’t just for looks; it also helps in other ways. So let’s discuss the benefits of tinting your car’s windows.

Prevents the Interior from Fading

We always look for shade when we park our cars, don’t we? Well, it helps us keep the outside of our car in excellent shape.

When you tint your car’s windows, the interior is shielded from the sun’s intense glare.

So, if your seats are made of beautiful leather, they are less likely to get ruined.

Blocks UV Rays

You don’t require convincing that ultraviolet rays are harmful to your health, do you? Everyone is aware that excessive use of sunscreen won’t protect you from harm.

And you may easily prevent this issue if your car has darkened windows.

Get Better Security

The worst thing that might happen is if someone looks at you while you’re driving.

More people in the center than at the front must cope with this issue.

And if you get colored glasses, you won’t have to deal with this bothersome thing anymore.

Take a Chill Pill

Even the air conditioner won’t be able to keep you cool on the hottest summer days.

But if your windows are darkened, you no longer have to worry about sweating!

Car Window Tint Cost

In general, the price can change. For example, a basic tint for a sedan car using the classic film can cost less than $150 per vehicle.

But let’s say you want a high-end film like clay window tint. In that case, it can Cost up to $400 per car.

All of these depend on different things, like the number of windows, the type of tint, and the guarantee.

However, DIY tint kits, which frequently cost less than $100, are a more affordable alternative to having your windows professionally tinted.

What is the legal tint in montana

In Montana, the maximum amount of tint that can be put on the front side windows is 24% Visible Light Transmission (VLT).

This means that at least 24% of visible light must be able to pass through the window shade.

It’s important to remember that laws governing tinting could change in the future.

The Department of Justice or your local police department can provide you with the most recent information on window tinting regulations in Montana.

They can tell you the current legal limit for window tinting in Montana, as well as any other rules or exceptions.

Legal Windshield Tint in Montana

Montana’s rules about tinting windshield windows are clear and easy to understand.

You can use non-reflective window tint up to the AS-1 line, which is about five or six inches below the top of the windshield glass.

Use five inches as a guide if you can’t see an AS-1 line.

Montana Window Tinting Laws

The fact that the front windows of many cars today are tinted should serve as a reminder that you might not even require this tinting.

If your window doesn’t have tint from the factory, you should definitely add a legal nonreflective tint, as it can block sun glare, making driving safer and reducing eye strain.

Auto Window Tint Restrictions in Montana

Montana is a state that doesn’t have too many rules about car window tint.

Reflectivity for all tinted windows can reach up to 35%, which is higher than in many states.

Only red, orange, and yellow tint colors are now prohibited, which is the same as in the majority of states.

Manufacturers and sellers of window tint in Montana don’t have to prove that the film they sell is legal, and drivers don’t have to use stickers to show that their tint is legal, but doing so is advised.

(Note that police and car inspectors can use portable devices to check the legality of tint VLT on the spot.)

The Montana tint law has medical exemptions, so if you believe you require darker window tint for your automobile than what is permitted by the law,

for example to treat migraines, safeguard your eyes, or care for your skin, you can get a dispensation that would allow you to do so.

Is 5 tint legal in montana

In Montana, it is against the law to tint the front side windows by 5%.

In Montana, the front side windows are only allowed to let 24% of visible light through.

However, window-tinting regulations might alter over time, so before you tint your windows, you should confirm the current legislation with the Montana Department of Justice or your neighborhood police force.

Montana Window Tint Medical Exemption

Any driver who has a medical permit in Montana can tint their car windows to any degree.

For this permission, you need a letter from your doctor that says you need to tint your windows because of a medical condition.

The letter needs to say who you are, when you were born, and why you need to tint your windows.

You must keep this letter with you at all times while driving and provide it over to a police officer upon request.

How to Get Medical Exemption for Window Tint in Montana?

Easy steps can be taken to get this Montana Window Tint Exemption Form.

You just need a note from your doctor saying that you need the dark tint for medical reasons.

When you have fully comprehended the message, Present it to the local driver’s license office, and you will be given a “You Are Free” sticker to place on your car.

Montana Medical Exemption Requirements

Statute, regulation, or other sourcesMCA 61-9-428
For whom the exemption may apply
Reason(s)medical reasons
Frequency of
certification of need
dates must be written on the release.
Limits on the amount of tint
Certification from medical providera doctor, a doctor’s assistant, or an advanced practice registered nurse with a license
Application to state
application to the Highway Patrol or your neighborhood police force
Document required in
(not stated, but Highway Patrol or local police will keep a copy until it expires)

Medical exemption information

1. Montana Code section 61-9-428 – Window tinting and sunscreening — waiver — conditions

Window Tint Law Violations in Montana

Even though Montana’s rules about car tint are pretty lax, the penalties for breaking them can be very harsh.

Window tinting regulations are violations that are punishable by up to a $500 fine or potentially six months in county prison.

A fine and a jail sentence may be enforced in unique circumstances.

Even though a window tint offense seldom results in such severe penalty, the prospect of a fine and/or jail time ought to deter anyone from breaching the law.

If you’ve already gotten a ticket for illegal window tint in Montana, it’s best to get it taken off and replaced with legal tint (or just leave it off) as soon as possible.

If you keep getting tickets for illegal window tint, they usually get more expensive and you could go to jail if you don’t try to fix it.


1. Wikipedia

2. State website

3. Montana Code section 61-9-405: Window tinting and sunscreening

The Bottom Line

This article aims to enlighten you about Montana’s tint regulations so that you can safely navigate the state in your car.

In conclusion, You must be aware of the rules if you wish to have the windows on your car tinted in Montana.

The benefits of window tinting make it worthwhile to follow the guidelines, despite the restrictions.

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Montana Window Tinting Laws – FAQ

What is the legal tint limit for front side windows in Montana?

The maximum amount of visible light that can come through the front side windows is 24% VLT.

What is the allowed tint percentage for rear side windows in Montana?

Back side windows can be any amount of dark.

Can I tint my windshield in Montana?

Yes, you can tint a strip of non-reflective glass along the top of the window, above the AS-1 line from the manufacturer.

Is reflective tint allowed on windows in Montana?

No, you can’t put mirrored tint on any window.

Are there any medical exemptions for window tinting in Montana?

Yes, people who have a medical waiver can tint their windows darker.

What is VLT (Visible Light Transmission) and how is it measured?

VLT is a measure of how much visible light can get through the window. Please express the amount as a percentage.

Are there any specific requirements for the rear window tint in Montana?

You can use any amount of darkness to tint the back window, but if you can’t see out the back, cars must have side mirrors.

Are there fines for violating tinting laws in Montana?

Breaking the rules about window tint can result in fines and even require removing the tint.

Can law enforcement officers issue citations for window tint inspections?

Yes, police officers can check the screen on your windows at traffic stops or checkpoints.

Does Montana have reciprocity for out-of-state tinted windows?

Drivers must still ensure that the tint adheres to Montana’s laws while driving in the state, as Montana adopts the laws of the state where a car is registered.

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