Kentucky window tint law

In Kentucky, a passenger car's front side windows must let in at least 35% of light; rear side windows: at least 18% of light in; rear window: at least 18% of light in. Source: KRS 189.110 as amended by 2024 Ky. Acts ch. 17 (SB 46), signed March 29, 2024, checked November 2026.

Front side windows35%
Film must be at least 35% VLT (tested on 1/8-inch clear glass) with no more than 25% reflectance.
Rear side windows18%
Film at least 18% VLT (tested on clear glass), reflectance no more than 35%; or perforated film with at least 30%.
Rear window18%
Film at least 18% VLT; side mirrors on both sides required if nontransparent.
WindshieldTransparent strip above the AS-1 line, or film of at least 70% VLT that is not red or yellow.
Toleranceplus or minus 3%
SUVs, vans, trucksMultipurpose passenger vehicles may use 8% film behind the driver.

The Kentucky front-side limit on a car

Tesla Model 3 2024 with 35% window tint (medium) on the side and rear windows
Tesla Model 3: 35%, exactly the Kentucky limit. Side and rear windows shown at the same level.
Tesla Model 3 2024 with 20% window tint (dark) on the side and rear windows
Rear side windows: 20%, the closest level we picture that stays within the 18% limit (the limit itself is a little darker).

Source

KRS 189.110 as amended by 2024 Ky. Acts ch. 17 (SB 46), signed March 29, 2024

“the material has a total solar reflectance of visible light of not more than twenty-five percent (25%) as measured on the nonfilm side and a light transmittance of at least thirty-five percent (35%) in the visible light range”

Checked November 2026 (read from an archived copy of the official page). A summary of the passenger-car rules, not legal advice: laws change, so check the source or ask a local tint shop before you buy.

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