Illinois Window Tint Laws
Current window tinting regulations for Illinois (IL). Know the legal VLT limits before you tint.
| Window Position | Allowed VLT |
|---|---|
| Front Windshield | Non-reflective tint allowed on the top 6 inches or above the AS-1 line |
| Front Side Windows | 35% VLT |
| Back Side Windows | 35% VLT |
| Rear Window | 35% VLT |
Front Windshield
Non-reflective tint allowed on the top 6 inches or above the AS-1 line
Front Side Windows
35% VLT
Back Side Windows
35% VLT
Rear Window
35% VLT
Penalties
Petty offense with fines of $50 to $500. Repeat offenses within 12 months may be classified as a Class A misdemeanor.
Notes
Illinois requires consistent VLT across all windows. No more than 25% reflectivity allowed on any window. Medical exemptions available with a physician's written statement. Dual side mirrors required if rear window is tinted below 35%.
Last updated: January 1, 2025
Frequently Asked Questions
What is the darkest legal tint in Illinois?
In Illinois, the darkest legal tint for front side windows is 35% VLT. Back side windows allow 35% VLT, and the rear window allows 35% VLT. The front windshield rule is: non-reflective tint allowed on the top 6 inches or above the as-1 line.
What happens if I get pulled over with illegal tint in Illinois?
In Illinois, penalties for illegal window tint include: Petty offense with fines of $50 to $500. Repeat offenses within 12 months may be classified as a Class A misdemeanor.. You may be required to remove the tint to comply with state law. Repeated violations can result in higher fines.
Can I get a medical exemption for window tint in Illinois?
Illinois requires consistent VLT across all windows. No more than 25% reflectivity allowed on any window. Medical exemptions available with a physician's written statement. Dual side mirrors required if rear window is tinted below 35%. Contact your local DMV or law enforcement agency for specific details about medical exemption requirements in Illinois.
Understanding Illinois Tint Regulations
Illinois regulates window tint darkness using VLT (Visible Light Transmission) percentages. The VLT number represents how much visible light must pass through the window film. Lower percentages mean darker tint. Front side windows in Illinois must allow at least 35% VLT to pass through.
If you are considering window tinting for your vehicle in Illinois, it is important to work with a professional installer who understands local regulations. A qualified tint shop can help you choose the darkest legal option while staying compliant with Illinois law.