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Wyoming Motorcycle Helmet Law Laws (2026)

Conditional: Wyoming requires a helmet only for riders under 18; adults are exempt.

ConditionalVerified Jun 18, 2026

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Wyoming requires a helmet only for riders under 18; adults are exempt. See Wyo. Stat. 31-5-115.

Official source: wyoleg.gov →

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

Motorcycle Helmet Law in states bordering Wyoming

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

ColoradoConditional
Colorado requires a helmet only for operators and passengers under 18. See Colo. Rev. Stat. 42-4-1502.
Verified Jun 18, 2026 · Source: leg.colorado.gov · Full Colorado rule →
IdahoConditional
Idaho requires a helmet only for operators and riders under 18. See Idaho Code 49-666.
Verified Jun 18, 2026 · Source: legislature.idaho.gov · Full Idaho rule →
MontanaConditional
Montana requires a helmet only for operators and passengers under 18. See MCA 61-9-417.
Verified Jun 18, 2026 · Source: mca.legmt.gov · Full Montana rule →
NebraskaConditional
Since a 2024 change (LB1004), Nebraska requires a helmet unless the rider is 21 or older, holds a Class M license, and has completed an approved safety course. See Neb. Rev. Stat. 60-6,279.
Verified Jun 18, 2026 · Source: nebraskalegislature.gov · Full Nebraska rule →
South DakotaConditional
South Dakota requires a helmet only for riders under 18; adults are exempt. See SDCL 32-20-4.
Verified Jun 18, 2026 · Source: sdlegislature.gov · Full South Dakota rule →
UtahConditional
Utah requires a helmet only for riders under 21; riders 21 and older are exempt. See UCA 41-6a-1505.
Verified Jun 18, 2026 · Source: le.utah.gov · Full Utah rule →

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