Maryland window tint law

In Maryland, a passenger car's front side windows must let in at least 35% of light; rear side windows: at least 35% of light in; rear window: at least 35% of light in. Source: Maryland Code, Transportation §22-406(i), checked November 2026.

Front side windows35%
At least 35% light transmittance.
Rear side windows35%
At least 35% light transmittance (applies to any window of a passenger car).
Rear window35%
At least 35% light transmittance (applies to any window of a passenger car).
WindshieldNo tint below the AS-1 line or below 5 inches from the top.
SUVs, vans, trucksFor multipurpose vehicles, trucks and similar classes (§13-913, 13-917, 13-937) the 35% rule covers only the windows right and left of the driver.
Medical exemptionPhysician certification in the format set by the State Police; valid up to 2 years, or indefinitely if permanent.

The Maryland 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 Maryland limit. Side and rear windows shown at the same level.

Source

Maryland Code, Transportation §22-406(i)

“there is affixed to any window of the vehicle any tinting materials added to the window after manufacture of the vehicle that do not allow a light transmittance through the window of at least 35%”

Checked November 2026. 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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