Window tint laws in the United States are governed at the state level, which means what's legal in Texas might get you a fine in California. Before you tint, you need to know your state's VLT (Visible Light Transmission) requirements for each window position.
How VLT Is Measured
VLT is the percentage of visible light that passes through your window film. A 35% VLT film allows 35% of light through and blocks 65%. Most states specify minimums by window: windshield (usually only a small strip allowed), front side windows, rear side windows, and rear windshield.
Common State Limits (Examples)
California: 70% VLT on front sides, any on rear. Texas: 25% on front sides, any on rear. Florida: 28% on front sides, 15% on rear. New York: 70% on front sides, any on rear. Always verify with your local DMV — laws change and vary by vehicle type.
What Happens If You Get Caught?
Penalties range from a simple fix-it ticket (remove or replace the tint) to fines of $50–$500+. In some states, illegal tint can result in your vehicle failing inspection. It's not worth the hassle when legal options still look great.
Medical Exemptions
Most states offer medical exemptions for conditions like lupus, photosensitivity disorders, or melanoma that require additional UV protection. You'll need documentation from a physician, and some states require you to carry the exemption in your vehicle.
Front vs. Rear — Why the Double Standard?
Law enforcement safety is the reason front windows have stricter limits — officers need to be able to see into a vehicle during traffic stops. Rear windows are less regulated because driver visibility and officer sightlines are less of a concern.
Our Approach
We always recommend legal tint options and will tell you exactly what's compliant in your state before we start. If you're driving across state lines frequently, we'll help you pick a shade that keeps you legal everywhere you travel.