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Missouri Window Tint Laws (2026)

Info: Front side windows must let at least 35% of light through, with a 3% margin allowed; no tint on the windshield other than the factory strip across the top.

InfoVerified Jun 18, 2026

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Front side windows must let at least 35% of light through, with a 3% margin allowed; no tint on the windshield other than the factory strip across the top. (Mo. Rev. Stat. 307.173)

Official source: revisor.mo.gov →

General legal information, not legal advice — verify important decisions with a licensed attorney.

Window Tint in states bordering Missouri

The same rule in each neighboring state LawLert has verified, from that state’s own official source.

ArkansasInfo
On 1994 and newer vehicles, front side windows must let at least 25% of light through; windshield tint is limited to a strip across the top, no more than 5 inches deep. (Ark. Code 27-37-306)
Verified Jun 18, 2026 · Source: arkleg.state.ar.us · Full Arkansas rule →
IllinoisInfo
Front side windows must let at least 35% of light through; on the windshield, tint is limited to a non-reflective strip across the top 6 inches. (625 ILCS 5/12-503)
Verified Jun 18, 2026 · Source: ilga.gov · Full Illinois rule →
IowaInfo
The windshield must let at least 70% of light through; the front side windows and the sidewings (the small vent windows) next to the driver must let at least 50% through — a measurable legal standard that replaced the former 70% administrative rule, effective July 1, 2026. Law-enforcement vehicles are exempt while on duty. (HF 766; Iowa Code 321.438(2))
Verified Jul 20, 2026 · Source: legis.iowa.gov · Full Iowa rule →
KansasInfo
Front side windows must let at least 35% of light through; windshield tint is allowed only along the top, never below the AS-1 line — the marking near the top of the windshield. (Kan. Stat. Ann. 8-1749a)
Verified Jun 18, 2026 · Source: ksrevisor.gov · Full Kansas rule →
KentuckyInfo
Front side windows must let at least 35% of light through; the windshield must still let at least 70% through, with tint limited to a non-reflective strip across the top. (Ky. Rev. Stat. 189.110)
Verified Jun 18, 2026 · Source: apps.legislature.ky.gov · Full Kentucky rule →
NebraskaInfo
Front side windows must let at least 35% of light through; windshield tint is allowed only above the AS-1 line — the marking near the top of the windshield. (Neb. Rev. Stat. 60-6,257)
Verified Jun 18, 2026 · Source: nebraskalegislature.gov · Full Nebraska rule →
OklahomaInfo
Front side windows must let at least 25% of light through, and the tint can't reflect more than 25% of light. Windshield tint is allowed only above the AS-1 line — the marking near the top — or across the top 5 inches. (47 Okla. Stat. 12-422)
Verified Jun 18, 2026 · Source: oscn.net · Full Oklahoma rule →
TennesseeInfo
Front side windows must let at least 35% of light through; the windshield must still let at least 70% through, except for the manufacturer's shade band across the top. (Tenn. Code 55-9-107)
Verified Jun 18, 2026 · Source: capitol.tn.gov · Full Tennessee rule →

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