Getting your car windows tinted is one of the most popular cosmetic and functional upgrades for any vehicle owner. It provides sleek aesthetics, crucial UV protection, and keeps your car interior cool.
But here’s the catch: the legality of that perfect tint shade changes the moment you cross a state line.
What looks great in Florida (which permits darker front tints) could earn you an immediate ticket in New York (which has a much stricter limit). Navigating the 50 different rulebooks can be a massive headache, but with the right knowledge, you can confidently protect your vehicle and your wallet.
This guide, complete with a comprehensive table and key terminology, breaks down everything you need to know about the complex world of state-by-state auto tint laws.
Why Tint Laws Are So Varied
Auto tint laws are primarily designed to balance vehicle privacy with public safety. The most regulated windows—the front side windows and windshield—must remain clear enough for two critical reasons:
- Driver Visibility: To ensure the driver has a clear, unobstructed view of the road, especially at night and in poor weather.
- Law Enforcement Safety: To allow police officers to see the occupants of the vehicle during a traffic stop.
Because these safety priorities differ, and because sun exposure varies wildly from Arizona to Maine, each state creates its own distinct set of regulations.
| State | Front Side Windows | Back Side Windows | Rear Windows | Windshield | Reflectivity | Other Restrictions | Penalty |
|---|---|---|---|---|---|---|---|
| Alabama | 32% | 32% | 32% | 6 inches | only 20% reflective | none | 1st conviction – $100/10 days, 2nd conviction – $200/30 days, 3rd+ offense within a year – $500/3 months in prison. |
| Alaska | 70% | 40% | 40% | 5 inches | no metallic or mirrored tinting | no red, yellow or amber tinting allowed | Warning for wrong coloring, $300 fine if not fixed within given time |
| Arizona | 33% | any | any | tinting allowed to the top of the manufacturer’s as-1 line | only 35% reflective | red and amber not permitted, back window tinting requires the use of dual side mirrors | Fine up to $250 |
| Arkansas | 25% | 25% | 10% | 5 inches | no metallic or mirrored tinting | none | Class B misdemeanor up to $1,000 fine and/or up to 90 days in jail. |
| California | 70% | any | any | 4 inches | no more reflective than a standard window | red, amber, and blue are not allowed. dual side mirrors required for back tinted windows | 1st warning for wrong coloring, 2nd violation – $25 fine, 3rd violation – $197 fine. |
| Colorado | 27% | 27% | 27% | 4 inches | no metallic or mirrored tinting | red and amber not permitted, back window tinting requires the use of dual side mirrors | class B Traffic Infraction or fine up to $500- $5000 |
| Connecticut | 35% | 35% | any | non-reflective tint above the as-1 line | only 21% reflective | dual side mirrors required for back tinted windows | Warning for wrong coloring, $300 fine + $10 extra charge if not fixed within given time. |
| Delaware | 70% | any | any | non-reflective tint above the as-1 line | no metallic or mirrored tinting | dual side mirrors required for back tinted windows | fine up to $28.75 to $100 |
| Florida | 28% | 15% | 15% | non-reflective tint allowed above the as-1 line | only 25% reflective | dual side mirrors required for back tinted windows | Warning for wrong coloring, $100 fine if not fixed within given time |
| Georgia | 32% | 32% | 32% | 6 inches | only 20% reflective | red and amber not allowed | fine up to $1,000 and/or up to 12 months jail |
| Hawaii | 35% | 35% | 35% | no inch requirement, must allow 70% of light | no metallic or mirrored tinting | dual side mirrors required for back tinted windows | fine up to $250 – $500 for vehicle owners, and $500 – $1000 for businesses |
| Idaho | 35% | 20% | 35% | tinting allowed to the top of the manufacturer’s as-1 line | only 35% reflective | dual side mirrors required for back tinted windows | Traffic infraction |
| Illinois | 35% | 35% | 35% | 6 inches | must be non-reflective | dual side mirrors required for back tinted windows | $50-$500 fine for first violation, $100-$500 fine for second or subsequent violations (class C misdemeanor) |
| Indiana | 30% | 30% | 30% | tinting allowed to the top of the manufacturer’s as-1 line | only 25% reflective | none | Class A or Class C infraction |
| Iowa | 70% | any | any | tinting allowed to the top of the manufacturer’s as-1 line | no excessive reflections allowed, but not specified | none | Warning for wrong coloring, $127.50 fine if not fixed within given time |
| Kansas | 35% | 35% | 35% | tinting allowed to the top of the manufacturer’s as-1 line | no metallic or mirrored tinting | red, amber and yellow are prohibited and must have dual side mirrors for back tinted windows | Class C misdemeanor |
| Kentucky | 35% | 18% | 18% | tinting allowed to the top of the manufacturer’s as-1 line | only 25% reflective | none | Class B misdemeanor |
| Louisiana | 40% | 25% | 12% | tinting allowed to the top of the manufacturer’s as-1 line | only 20% reflective | none | Warning first, $150 fine for first offense, $250 fine for second offense, $350 fine for subsequent offenses |
| Maine | 35% | any | any | 4 inches | must be non-reflective | dual side mirrors required for back tinted windows | Warning first, minimum $100 fine if not fixed within given time |
| Maryland | 35% | 35% | 35% | 5 inches | no law | red, amber and yellow are prohibited and must have dual side mirrors for back tinted windows | Traffic offense, plus SERO: Safety Equipment Repair Order requiring certification of tint in inspection station |
| Massachusetts | 35% | 35% | 35% | 6 inches | only 35% reflective | must have dual side mirrors required for back tinted windows | Up to a $250 fine; Third or subsequent convictions will cause a 90-day driver’s license suspension |
| Michigan | any but 4" from top window | any | any | 4 inches | only 35% reflective | none | fine and two points on your driving record |
| Minnesota | 50% | 50% | 50% | none allowed | only 20% reflective | none | Penalties can be up to $95 |
| Mississippi | 28% | 28% | 28% | tinting allowed to the top of the manufacturer’s as-1 line | only 20% reflective | none | Warning for wrong coloring, $1000 fine if not fixed within given time |
| Missouri | 35% | any | any | tinting allowed to the top of the manufacturer’s as-1 line | only 35% reflective | must have dual side mirrors for back tinted windows | $75 for the first time & after that, it could be $100 or more |
| Montana | 24% | 14% | 14% | tinting allowed to the top of the manufacturer’s as-1 line | only 35% reflective | none | up to $500 fine or up to 6 months in county jail |
| Nebraska | 35% | 20% | 20% | 5 inches or as-1 line, whichever comes first | only 35% reflective | unclear on side mirrors, but red, amber and yellow are not permitted | Class V misdemeanor |
| Nevada | 35% | any | any | tinting allowed to the top of the manufacturer’s as-1 line | no law | dual side mirrors required for back tinted windows | You can be charged with a $100 fine |
| New Hampshire | no tinting allowed | 35% | 35% | 6 inches | no metallic or mirrored tinting | dual side mirrors required for back tinted windows | Non-moving traffic violation |
| New Jersey | no tinting allowed | any | any | no tint allowed | no metallic or mirrored tinting | dual side mirrors required for back tinted windows | Maximum $1,000 fine for a first offense, and $5,000 for second or subsequent offenses |
| New Mexico | 20% | 20% | 20% | 5 inches or as-1 line, whichever comes first | no law | dual side mirrors required for back tinted windows | Fine up to a $75 |
| New York | 70% | 70% | any | 6 inches | no metallic or mirrored tinting | dual side mirrors required for back tinted windows | Penalties can be up to $150 |
| North Carolina | 35% | 35% | 35% | tinting allowed to the top of the manufacturer’s as-1 line | only 20% reflective | red, amber and yellow are prohibited and must have dual side mirrors for back tinted windows | Fine up to $200 |
| North Dakota | 50% | any | any | only 70% | no metallic or mirrored tinting | dual side mirrors required for back tinted windows | Penalty of $20 |
| Ohio | 50% | any | any | only 70% | no more reflective than a standard window | none | Misdemeanor with a fine around $120 |
| Oklahoma | 25% | 25% | 25% | 5 inches or as-1 line, whichever comes first | only 20% reflective | dual side mirrors required for back tinted windows | $25 to $200 |
| Oregon | 35% | 35% | 35% | 6 inches | only 13% reflective | red, green, yellow, black and amber tints are not allowed, and must have dual side mirrors for back tinted windows | Class B traffic violation with a fine of $360 |
| Pennsylvania | 70% | 70% | 70% | none allowed | no metallic or mirrored tinting | dual side mirrors required for back tint | Fine of up to $110 |
| Rhode Island | 70% | 70% | 70% | tinting allowed to the top of the manufacturer’s as-1 line | no law | none | Up to $250 pe violation |
| South Carolina | 27% | 27% | 27% | tinting allowed to the top of the manufacturer’s as-1 line | must be non-reflective | red, amber and yellow are prohibited and must have dual side mirrors for back tinted windows | Minimum $200 fine or 30 days in jail for each offense |
| South Dakota | 35% | 20% | 20% | tinting allowed to the top of the manufacturer’s as-1 line | no metallic or mirrored tinting | none | Class 2 misdemeanor |
| Tennessee | 35% | 35% | 35% | tinting allowed to the top of the as-1 line | no metallic or mirrored tinting | none | Penalty can be $130 to $300 |
| Texas | 25% | 25% | any | 5 inches or as-1 line, whichever comes first | only 25% reflective | Red, amber, and blue are not allowed. Dual side mirrors required for back tinted windows | For the first time $20 to $25. 2nd time could be as much as $275 |
| Utah | 43% | any | any | tinting allowed to the top of the manufacturer’s as-1 line | no metallic or mirrored tinting | dual side mirrors required for back tinted windows | You may be fined $50 |
| Vermont | no tinting allowed | any | any | tinting allowed to the top of the manufacturer’s as-1 line | no metallic or mirrored tinting | dual side mirrors required for back tinted windows | Penalties can be from $47 to $1,197 |
| Virginia | 50% | 35% | 35% | tinting allowed to the top of the manufacturer’s as-1 line | only 20% reflective | red, amber and yellow are prohibited and must have dual side mirrors for back tinted windows | 1st time Class 3 misdemeanor & for the 2nd time Class 2 misdemeanor |
| Washington | 24% | 24% | 24% | 6 inches | only 35% reflective | red, green, yellow, black and amber tints are not allowed, and must have dual side mirrors for back tinted windows | Can be up to $124 |
| Washington D.C. | 70% | 50% cars; 35% MPVs. | 50% cars; 35% MPVs. | 5 inches or as-1 line, whichever comes first | no law | none | $50 citation; Up to $1000 fine if not in compliance after 5 days |
| West Virginia | 35% | 35% | 35% | 5 inches | 20% reflective | red, amber and yellow are prohibited and must have dual side mirrors for back tinted windows | Misdemeanor with a maximum fine of $200 |
| Wisconsin | 50% | 35% | 35% | tinting allowed to the top of the manufacturer’s as-1 line | no law | dual side mirrors required for back tinted windows | Fine can be $175 |
| Wyoming | 28% | 28% | 28% | 5 inches or as-1 line, whichever comes first | only 20% reflective | dual side mirrors required for back tinted windows | Ticket and $150 fine for non-compliance |
Key Terminology Explained
Here are the essential terms you need to understand when dealing with car window tint laws:
- VLT% (Visible Light Transmission): The measure of light that is allowed to pass through the window into the car. The lower the VLT percentage, the darker the window tint.
- AS-1 Line: A designated marking on most factory windshields that indicates the maximum legal point to which a sun-screening tint strip may be applied. It is usually found about 5-6 inches from the top of the windshield.
- “Any” VLT (for Rear Windows): Refers to states that have no minimum VLT requirement for the rear side windows and/or rear window. In these cases, 5% VLT (Limo Tint) is legal, provided the vehicle is equipped with dual functional side mirrors.
- Reflectivity Limit: The maximum percentage of incoming light that a window film can reflect. This is restricted to prevent a blinding, mirror-like glare that can distract other drivers.
- Net VLT: The final VLT percentage after the aftermarket film is applied to the factory glass. Since most factory glass already blocks some light, the net VLT is usually slightly lower than the film’s advertised VLT.
Tony Kilmer is an auto mechanic and the author behind CarTruckAdvisor.com. He shares practical, no-nonsense guidance on car and truck maintenance, common problems, and repair decisions—helping drivers understand what’s going on and what to do next.
