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N.H. Rev. Stat. Ann. § 266:58-a · checked 2026-10-01 against statute summaries

New Hampshire window tint laws

In New Hampshire, front side windows must allow 70% of light through, back side windows 35%, and the rear window 35%. Non-reflective 35% VLT tint allowed on the top 6 inches

WindowNew Hampshire rule
WindshieldNon-reflective 35% VLT tint allowed on the top 6 inches
Front side windows70% VLT minimum
Back side windows35% VLT minimum
Rear window35% VLT minimum
ReflectivityFront and back side windows must not have a metallic or mirrored appearance
Banned colorsNone listed
Medical exemptionYes
StatuteN.H. Rev. Stat. Ann. § 266:58-a

What installers in New Hampshire will tell you

House Bill 224 (2021) raised the front-side-window minimum to 70% VLT in New Hampshire, with no SUV/van carve-out. A medical waiver through the DMV can permit 35% VLT on the windshield and driver-side windows; dual side mirrors are required only if the rear window is tinted.

Frequently asked questions

What is the darkest legal tint on front windows in New Hampshire?

Front side windows must let at least 70% of light through in New Hampshire. Film plus factory glass count together.

Can I use 5% tint in New Hampshire?

No on front side windows. Rear windows are limited to 35% VLT minimum and back side windows to 35% VLT minimum.

Does New Hampshire allow a medical exemption for darker tint?

Yes. New Hampshire allows darker tint with a qualifying medical condition; you typically need a physician's statement kept in the vehicle.

Can I tint the windshield in New Hampshire?

Non-reflective 35% VLT tint allowed on the top 6 inches

Sources

Reference only, not legal advice. Statutes change; confirm with the New Hampshire statute above before you install.