Window Tint Laws by State: What Your Customers Need to Know in 2026

Window tint laws in the United States are not federal — each state sets its own standards, and the variation is significant. A tint level that's legal in Arizona will get a customer a fix-it ticket in Vermont. As a shop, knowing the rules in your state protects you from liability and protects your customers from fines.

How Window Tint Is Measured

Tint darkness is measured by VLT (Visible Light Transmission) — the percentage of visible light that passes through the glass.

• •100% VLT = perfectly clear glass
• •50% VLT = 50% of light passes through (light tint)
• •20% VLT = 20% of light passes through (dark tint)
• •5% VLT = limo tint — nearly opaque

Lower VLT = darker tint. State laws set minimum VLT thresholds — you cannot go below them on certain windows.

Laws typically distinguish between: - Front side windows (driver and front passenger) - Rear side windows - Rear window - Windshield (usually only a non-reflective strip at the top is permitted)

State-by-State Reference (Select States)

California - Front side windows: 70% VLT minimum - Rear side windows: any darkness - Rear window: any darkness - Windshield: top 4 inches only

Texas - Front side windows: 25% VLT minimum - Rear side windows: 25% VLT minimum - Rear window: 25% VLT minimum - Windshield: top 5 inches only

Florida - Front side windows: 28% VLT minimum - Rear side windows: 15% VLT minimum - Rear window: 15% VLT minimum - Windshield: non-reflective tint top 6 inches only

New York - Front side windows: 70% VLT minimum - Rear side windows: 70% VLT minimum - Rear window: 70% VLT minimum - Windshield: top 6 inches only

Arizona - Front side windows: 33% VLT minimum - Rear side windows: any darkness - Rear window: any darkness - Windshield: top 5 inches only

Georgia - Front side windows: 32% VLT minimum - Rear side windows: 32% VLT minimum - Rear window: 32% VLT minimum

Illinois - Front side windows: 35% VLT minimum - Rear side windows: 35% VLT minimum - Rear window: any darkness (if dual side mirrors)

Nevada - Front side windows: 35% VLT minimum - Rear side windows: any darkness - Rear window: any darkness

Colorado - Front side windows: 27% VLT minimum - Rear side windows: 27% VLT minimum - Rear window: 27% VLT minimum

Ohio - Front side windows: 50% VLT minimum - Rear side windows: 50% VLT minimum - Rear window: 50% VLT minimum

Medical Exemptions

Most states allow medical exemptions for patients with photosensitivity conditions (lupus, porphyria, melanoma, etc.) that require protection from UV exposure. Exemptions typically allow darker tint on front windows, but require documentation — usually a form signed by a licensed physician and carried in the vehicle.

If a customer requests darker-than-legal tint and claims a medical exemption, ask for their exemption certificate before installing. If they don't have one yet, don't proceed until they do. Installing out-of-compliance tint without documentation exposes your shop to liability.

Reflectivity Rules

Beyond VLT, most states also regulate reflectivity — how mirror-like the tint appears from outside the vehicle. Most states prohibit metallic or mirrored films on front side windows because they create glare hazards for oncoming drivers.

Typical reflectivity limit: 20–35% reflectance on side windows.

Installer Liability

In most states, the installer (your shop) shares legal responsibility for out-of-compliance tint. If a customer asks for illegal tint and you install it, your shop can be fined — not just the customer.

Best practices to protect your shop: - Post your state's tint laws in your waiting area - Keep a VLT chart by vehicle type at the point of sale - Never install below your state's legal minimum without a valid medical exemption on file - Issue a certificate of compliance for every tint job documenting the VLT installed

Explaining Tint Laws to Customers

The most common customer misunderstanding: "I had 20% on my last car and never got pulled over." Not getting caught is not the same as being legal, and previous experience in another state doesn't apply.

Simple way to frame it: "I install to the legal limit in [state]. If you want to go darker than that, I need a medical exemption certificate on file before we proceed."

Most customers accept this without pushback once it's explained clearly.

Wraptor's job management platform helps tint and wrap shops track compliance documentation, customer sign-offs, and VLT records for every job. See how it works →