Utah law requires front side windows to allow more than 43% of light in (43% VLT), back side windows and the rear window to allow more than 32% VLT, and limits reflectivity to 20% or less. The windshield can only carry a non-reflective tint strip above the manufacturer's AS-1 line or within the top 4 inches.
What do the Utah tint percentages actually mean?
VLT stands for visible light transmission, meaning the percentage of light that passes through the glass and film combined. A lower VLT number means a darker tint, so Utah's 43% front window rule is noticeably lighter than the deep tints allowed in some other states.
Are front and back windows treated differently in Utah?
Yes. Front side windows must stay at 43% VLT or lighter, while back side windows and the rear window can go as dark as 32% VLT. This two-tier system is common across many states and lets drivers add more privacy and heat rejection in the back seat while keeping the driver's visibility close to factory glass up front.
What about the windshield?
Utah only allows a non-reflective tint strip on the windshield, applied above the manufacturer's AS-1 line or within the top 4 inches, whichever is lower. A full windshield tint, even a light one, is not street legal under standard rules.
Is there a reflectivity limit too?
Yes, Utah caps front and back side window reflectivity at 20%, meaning highly mirrored or chrome-style tints that bounce light back like a mirror are not compliant. This matters because some heat-rejecting films lean reflective by design, so the film choice matters as much as the darkness level.
Does Utah's climate make tint worth it even with these limits?
Along the Wasatch Front, high-altitude sun is stronger than most drivers expect, even in winter, and UV exposure fades interiors and degrades dashboards over years of exposure. A quality tint within legal limits still blocks the majority of UV rays and cuts a meaningful amount of solar heat, which matters for a car that sits in a canyon-facing driveway or a Pleasant Grove parking lot all day.
Can a medical exemption allow darker tint in Utah?
Utah does offer medical exemptions for certain light-sensitivity conditions, which can allow darker film than the standard limits. Anyone considering this route should confirm current documentation requirements with the DMV before installation, since exemption paperwork needs to be on file and sometimes displayed in the vehicle.
How does this compare to protecting the rest of the car?
Tint handles the glass, but Utah winters bring road salt and sand that chip and etch exposed paint and wheels, which is where ceramic coating earns its keep as a bonded protective layer. Canyon roads and fast-moving freeway traffic along the Wasatch Front also throw constant rock chips at the front bumper and hood, which is exactly the problem paint protection film is built to solve. Pairing legal tint with a protected paint surface covers both the cabin and the body for Utah's rougher seasons.
Where can I get legal tint installed correctly in Utah?
Revamped Customs installs window tint to Utah's legal specs at our Pleasant Grove shop, and we also handle ceramic coating, PPF, and full builds for drivers across the Wasatch Front. We offer the same services at our Tempe, Arizona location for anyone splitting time between states. Call 801-703-5101 for a free tint quote in Utah, or 602-520-0853 for our Arizona shop.
