Is 15% Window Tint Legal in Vermont After the 2026 Regulatory Updates?

No. Vermont prohibits window tint darker than 35% light transmittance on passenger vehicles, making 15% illegal. The Vermont Department of Motor Vehicles enforces this under 23 V.S.A. § 1221, aligning with federal safety standards. Non-compliant vehicles may fail inspection or face citations.


Key Regulations for 15% Window Tint in Vermont

  • Light transmittance threshold: State law mandates a minimum 35% light transmittance for front-side windows, rear-side windows, and rear windows. Tint darker than this violates 23 V.S.A. § 1221(a).
  • Medical exemptions: Only vehicles with a physician’s certification for medical necessity may exceed 35% tint, per 23 V.S.A. § 1221(b). Exemptions require annual renewal and DMV approval.
  • Reflectivity limits: Any reflective tint must not exceed 20% reflectivity, as outlined in 23 V.S.A. § 1221(c). Non-reflective tint is permitted only if it meets the 35% light transmittance requirement.