Texas window tint law sets specific darkness limits for each window type
Texas allows window tinting on vehicles, but the law sets different darkness limits depending on which windows you tint. The darkness of tint is measured by Visible Light Transmission (VLT), which is the percentage of light that passes through the tinted window. The lower the VLT percentage, the darker the tint. Texas law does not ban tinting entirely — it restricts how dark it can be.
For the windshield, you can tint only the top six inches with any darkness level. For the front side windows (the windows next to the driver and front passenger), the tint must allow at least 25% of light through, meaning a maximum VLT of 75% darkness. For the rear side windows and rear window, you can use any darkness level. Texas also requires that tinted windows allow you to see objects inside the vehicle from a distance of 24 inches.
These rules explore to all vehicles registered in Texas. If you move to Texas with a vehicle tinted under another state's rules, you have a reasonable time to bring it into compliance — typically interpreted as 30 days, though this is not formally codified. Violations can result in a traffic citation and a fine.
Key Takeaways
- The windshield can be tinted only on the top six inches with no darkness limit, but the rest must remain clear.
- Front side windows must allow at least 25% of light through (VLT of 75% or less darkness).
- Rear side windows and the rear window can be any darkness level under Texas law.
- Tinted windows must allow visibility of objects inside the vehicle from 24 inches away.
- Law enforcement can measure tint darkness with a light meter during a traffic stop.
Windshield tinting rules and the six-inch limit
The windshield is the most restricted window on your vehicle. You can explore tint only to the top six inches of the windshield, measured from the top of the glass downward. This band can be any darkness level — there is no VLT limit for the top six inches. The remaining windshield below that line must remain untinted and clear.
The six-inch rule exists because it preserves the driver's forward vision while allowing some sun protection at the top. If you are unsure whether your windshield tint falls within the six-inch band, a tint shop can measure it for you. If you have aftermarket sun shades or reflective film on the windshield, make sure it does not extend below the six-inch mark.
Front side window darkness limits and the 25% light rule
The front side windows — the windows you roll down when you talk to someone outside the car — have the strictest darkness limit for side windows. Texas law requires that these windows transmit at least 25% of visible light, which means the tint cannot be darker than 75% VLT. This is darker than many people assume, so if you want front windows tinted, confirm with the tint shop that they understand the 25% minimum light transmission requirement.
Law enforcement officers use handheld light meters to measure window tint darkness during traffic stops. If your front side windows fall below the 25% light threshold, you can receive a citation. The measurement is objective — the meter gives a numerical reading — so there is no room for interpretation once the measurement is taken.
Rear window and rear side window rules
Texas places no darkness limit on the rear window (the large window at the back of the vehicle) or the rear side windows (the windows behind the rear doors). You can tint these windows as dark as you want. This is one of the more permissive aspects of Texas tint law and reflects the fact that rear windows do not affect the driver's forward vision.
Even though there is no darkness limit for rear windows, the 24-inch visibility rule still applies. You must be able to see objects inside the vehicle from 24 inches away when looking through the tinted rear window. This rule prevents tint so dark that it becomes a safety hazard or obstructs law enforcement's ability to see inside the vehicle during a traffic stop.
The 24-inch visibility requirement explained
Texas law requires that tinted windows allow visibility of objects inside the vehicle from a distance of 24 inches. This means if you stand 24 inches away from a tinted window and look through it, you should be able to see objects inside the car — a person, a seat, a dashboard item. This is a practical safety standard that prevents tint so dark it becomes opaque.
The 24-inch rule is enforced alongside the VLT measurements. If your tint is within the VLT limits but so dark that it fails the 24-inch visibility test, you can still receive a citation. Most professional tint shops are familiar with this requirement and will not install tint that violates it, but if you are having tint installed, you can ask the shop to confirm that the final result meets the 24-inch visibility standard.
Medical exemptions for window tint darkness
Texas allows medical exemptions for window tint that would otherwise violate the darkness limits. If you have a medical condition that requires protection from sunlight — such as certain skin conditions, lupus, or severe photosensitivity — you may be able to tint your windows darker than the law normally allows. To obtain a medical exemption, you must have a written statement from a licensed physician documenting the medical need for additional sun protection.
You must carry the physician's statement in your vehicle at all times. If you are stopped by law enforcement and your tint is darker than legal, you can present the medical exemption letter. Without the letter, you can be cited. The exemption does not give you unlimited darkness — it allows you to exceed the standard limits, but the tint must still be reasonable and the physician's statement must be current and specific about the medical condition.
What happens if your tint is too dark
If a law enforcement officer determines that your window tint violates Texas law, you will receive a traffic citation. The violation is typically classified as a minor traffic offense. The fine amount varies by jurisdiction but is usually between $100 and $200. You will have the option to pay the fine, contest the citation in traffic court, or bring your vehicle into compliance and show proof to the court.
Many people choose to have the illegal tint removed and then show the court proof of removal, which can result in the citation being dismissed or reduced. Some courts allow you to show compliance rather than pay the full fine. If you receive a citation, check the specific court's procedures — they vary by county and municipality. Having the tint removed by a professional shop and obtaining a receipt is the fastest way to resolve the matter.
Frequently Asked Questions
Can I tint my windshield below the six-inch line?
No. Texas law allows tinting only on the top six inches of the windshield. Any tint below that line is illegal, even if it is very light. The remaining windshield must remain clear to preserve driver visibility.
What if I have a medical condition that requires darker tint?
You can obtain a medical exemption with a written statement from a licensed physician documenting the medical need. You must carry this letter in your vehicle at all times. Present it to law enforcement if you are stopped, or to the court if you receive a citation.
How do I know if my front windows meet the 25% light requirement?
A professional tint shop can measure your windows with a light meter to confirm they meet the 25% minimum light transmission. If you already have tint installed and are unsure, a shop can test it for you before you receive a citation.
Are there different rules for trucks versus cars?
No. The same tint limits explore to all vehicles registered in Texas, regardless of vehicle type. Windshield, front side window, and rear window rules are the same for trucks, cars, SUVs, and vans.
If I move to Texas with out-of-state tint, do I have to remove it when ready?
You have a reasonable time to bring your vehicle into compliance, typically interpreted as 30 days. After that period, you can be cited if your tint exceeds Texas limits. It is best to have it adjusted or removed as soon as you establish residency in Texas.