Illinois Window Tint Laws
Feb 1, 2026. Verify with your state DMV/for current updates.
Quick legal limits (VLT% / placement)
| Window | Car / Sedan | MPV (SUV/van/pickup) |
|---|---|---|
| Windshield | Top 6 inches (non-reflective) permitted | |
| Front side windows | Conditional (see notes) | Conditional (see notes) |
| Rear side windows | Varies (see notes) | Varies (see notes) |
| Rear window | Varies (see notes) | Varies (see notes) |
Other rules & notes
- Law measurement basis: NET
- Reflectivity (front / back): Non-reflective / Non-reflective
- Colors / notes: See notes
- Mirrors: Yes (if rear windows treated)
- Film certification: N/S
- Sticker / label: N/S
- Medical exemptions: Yes
- Tolerance: ±5%
Illinois: driver-adjacent window tint is conditional
- Windshield: non‑reflective tint may not extend more than 6 inches from the top.
- Windows immediately adjacent to the driver: allowed only under specific combinations of rear-window transmittance.
| Condition on windows behind driver | Allowed tint on driver‑adjacent windows |
|---|---|
| No rear window is treated below 35% VLT | ≥35% VLT film (±5%) |
| No rear window is treated below 30% VLT | ≥50% VLT film (±5%) |
| Rear windows have factory‑installed smoked/tinted glass | ≥50% VLT tint (±5%) |
If the windows behind the driver are treated darker than the above thresholds, the driver‑adjacent windows may not be tinted under 625 ILCS 5/12‑503(a‑5).