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Arizona DUI / DWI Limits (2026)

Info: In Arizona the DUI limit for adults is 0.08% blood alcohol, or 0.04% for commercial drivers, and 0.15% or higher is charged as Extreme DUI; drivers under 21 are held to zero tolerance, so any alcohol in the body is illegal.

InfoVerified May 31, 2026

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In Arizona the DUI limit for adults is 0.08% blood alcohol, or 0.04% for commercial drivers, and 0.15% or higher is charged as Extreme DUI; drivers under 21 are held to zero tolerance, so any alcohol in the body is illegal. (A.R.S. 28-1381.)

Official source: azleg.gov →

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

DUI / DWI Limits in states bordering Arizona

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

CaliforniaInfo
In California the DUI limit for adults is 0.08% blood alcohol, or 0.04% for commercial drivers and 0.04% for taxi and rideshare drivers carrying passengers; drivers under 21 are held to a zero-tolerance limit of 0.01%. (VC 23152; 23136.)
Verified May 31, 2026 · Source: leginfo.legislature.ca.gov · Full California rule →
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 →
NevadaInfo
In Nevada the adult DUI limit is 0.08% blood alcohol, or 0.04% for commercial drivers, and drivers under 21 are held to a zero-tolerance limit of 0.02%. (NRS 484C.110.)
Verified May 31, 2026 · Source: leg.state.nv.us · Full Nevada rule →
New MexicoInfo
In New Mexico the adult DWI 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 Jun 29, 2026 · Source: rld.nm.gov · Full New Mexico 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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