Idaho Window Tint Laws (2026)

Info: Front side windows must let at least 35% of light through.

InfoVerified Jun 18, 2026

Front side windows must let at least 35% of light through. The windshield can't be tinted below the AS-1 line — the marking near the top — or below 6 inches from the top if there is no AS-1 line. (Idaho Code 49-944)

Official source: legislature.idaho.gov →

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