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Wyoming DUI / DWI Limits (2026)

Info: In Wyoming the per se limit for adults is 0.08% blood alcohol, and drivers under 21 are held to a zero-tolerance limit of 0.02%.

InfoVerified May 31, 2026

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Official source: wyoleg.gov →

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

DUI / DWI Limits in states bordering Wyoming

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

ColoradoInfo
In Colorado the adult DUI per se limit is 0.08% blood alcohol, a DWAI charge applies from more than 0.05% up to less than 0.08%, and commercial drivers are limited to 0.04%; the limit for drivers under 21 (UDD) is 0.02%. (C.R.S. 42-4-1301.)
Verified May 31, 2026 · Source: content.leg.colorado.gov · Full Colorado rule →
IdahoInfo
In Idaho the DUI limit for drivers 21 and older is 0.08% blood alcohol (I.C. 18-8004), and the limit for drivers under 21 is 0.02%.
Verified May 31, 2026 · Source: legislature.idaho.gov · Full Idaho rule →
MontanaInfo
In Montana the adult DUI limit is 0.08% blood alcohol, with an aggravated offense at 0.16%, and drivers under 21 are held to a zero-tolerance limit of 0.02%.
Verified May 31, 2026 · Source: dojmt.gov · Full Montana rule →
NebraskaInfo
In Nebraska the adult DUI limit is 0.08% blood alcohol, and drivers under 21 are held to a zero-tolerance limit of 0.02%.
Verified May 31, 2026 · Source: nebraskalegislature.gov · Full Nebraska rule →
South DakotaInfo
In South Dakota the per se limit for adults is 0.08% blood alcohol, and drivers under 21 are held to a zero-tolerance limit of 0.02%.
Verified May 31, 2026 · Source: sdlegislature.gov · Full South Dakota rule →
UtahInfo
In Utah the per se limit for adults is 0.05% blood alcohol — the lowest in the nation (Utah Code 41-6a-502) — and drivers under 21 are under a "Not-a-Drop" zero-tolerance rule covering any measurable alcohol.
Verified May 31, 2026 · Source: highwaysafety.utah.gov · Full Utah rule →

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