Idaho Window Tint Laws with Exceptions & Penalties [2021]

Quick Answer: Idaho Window Tint Laws

In Idaho, for sedans, SUVs, and vans, the front side and rear windows must allow minimum 35% light and back windows must allow minimum 20% light. For SUVs and vans, the front windows must allow minimum 35% light and back and rear windows must allow 8% light. Tint reflection should be maximum 35% for both windows. Medical exemptions are provided for tint darkness and reflectance. For more details, check out the article below.

Cars and vehicles require window tinting in reducing the amount of sunlight that enters the vehicle, reducing glare and heat generated. It also provides privacy to passengers under legal conditions.

The car window tinting laws were enacted in Idaho in 1992. These laws are dealt by the Idaho State Police.

In this article, we provide and explain the window tint laws for cars in the state of Idaho (ID), USA.

The information on this article is based on the latest information and in accordance with the Idaho State Legislature and the International Window Film Association in March 2020.

Idaho Window Tinting Laws

Car window tint films are provided to cars and multipurpose vehicles (MPVs) for various purposes, including privacy of the driver and the passengers, medical, and legal purposes.

The tint of a car window is determined by its VLT, or the Visible Light Transmission. It is the percentage of light that a window tint film allows to pass through your car windows.

A higher VLT allows more light to pass through the window, while a lower VLT allows a lower amount of light.

The percentage of light allowed through your film and glass in Idaho is regulated and different for different kinds of cars, be it a passenger vehicle or a multipurpose vehicle.

Tint Darkness for Sedans

The following are the tint darkness laws for sedans in Idaho.

Windshield: Non-reflective tint is allowed along the top of the windshield above the manufacturer’s AS-1 line. The AS-1 line extends from the letters AS-1, found on most vehicle windshields, running parallel to the top of the windshield. If the AS-1 line is not visible, the film should be applied below a line extending six (6) inches below and parallel to the exposed windshield.

Front Side Windows: Minimum 35% of the outside light must be allowed inside. In other words, the windows are allowed up to 35% tint darkness.

Rear Windows: Minimum 35% of the outside light must be allowed inside.

Back Side Windows: Minimum 20% of the outside light must be allowed inside.

Tint Darkness for SUVs and vans

The following are the tint darkness laws for SUVs and vans in Idaho.

Windshield: Non-reflective tint is allowed along the top of the windshield above the manufacturer’s AS-1 line. If the AS-1 line is not visible, the film should be applied below a line extending six (6) inches below and parallel to the exposed windshield.

Front Side Windows: Minimum 35% of the outside light must be allowed inside. In other words, the windows are allowed up to 35% tint darkness.

Rear Windows: Minimum 35% of the outside light must be allowed inside.

Back Side Windows: Minimum 20% of the outside light must be allowed inside.

Windows Tint Reflection Laws in Idaho

Window tints having a reflective effect help in deflecting incoming light from the environment, reducing the glare and heat generated in the vehicle.

These films contain metallic elements that create a reflective effect.

Tint Reflections for Sedans

The following are the tint reflection laws for sedans in Idaho.

Front Side Windows: Must not cross 35% reflectiveness with a tolerance of plus minus 3%.
Back Side Windows: Must not cross 35% reflectiveness with a tolerance of plus minus 3%.

Tint Reflections for SUVs and vans

The following are the tint reflection laws for SUVs and vans in Idaho.

Front Side Windows: Must not cross 35% reflectiveness with a tolerance of plus minus 3%.
Back Side Windows: Must not cross 35% reflectiveness with a tolerance of plus minus 3%.

Other Window Tint Rules in Idaho

Please note some additional rules regarding window tinting, side mirrors, and medical exemptions.

Side mirrors: Dual side mirrors are required if the back window is tinted.

Tint Variance: Up to 3% of tint variance is allowed.

Certificates: Certification of tinted film by manufacturers is not required in Idaho.

Stickers: No sticker to identify tinting from the manufacturer is required.

Medical Exceptions: Idaho allows medical exemption for special tinting. Please check Exceptions to Window Tinting Laws in Idaho.

Color Rules Related to Window Tints in Idaho

For some purposes, the car’s windows may have a colored tint. Some states may have restrictions on the colors that can be used.

The state of Idaho does not have any restrictions on colors; all color tints are allowed.

Exceptions to Window Tinting Laws in Idaho

Exemptions for special window tints are allowed for medical reasons. They are provided to citizens with medical conditions which require to be protected from the direct rays of the sun.

The exemption applies to the vehicle operator and the passenger who must be protected from exposure to sunlight or heat for medical reasons associated with past or current treatment.

In this case, minimum light transmission through the front windshield must be 70% plus minus 3%. Minimum light transmission through the other windows must be 20% plus minus 3%. The luminous reflectance of the windows must not cross 35%.

A written verification from a licensed physician that the passenger or operator requires medical exemption should be present in the vehicle at all times.

Penalty for Breaking Idaho Window Tinting Laws

Failure to comply with the above laws will result in penalties in the form of a traffic infraction.

Summary

These are the laws for window tint films for vehicles to be followed in the state of Idaho, USA. If you have any questions or comments, please comment down below or email us.

Motor vehicle laws are amended often, and while we constantly update our articles, we also encourage you to contact your state police for further enquiries.

Other State’s window tint laws>

A rock music enthusiast and a hiker, Jamey prefers to spend his time with nature. He has special love for pizzas and plans to release his album someday.

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