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Laws & Travel

what is the legal limit for alcohol in oklahoma

Quick answer

Oklahoma's DUI law covers a blood or breath alcohol concentration of 0.08 or more, tested within two hours of arrest, according to the Oklahoma Highway Safety Office. A reading between 0.05 and 0.08 can support a driving-while-impaired charge only with additional evidence.

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In this article
  1. What the state page says
  2. What the page does not cover
  3. Laws change

What the state page says

The Oklahoma Highway Safety Office page on alcohol-impaired driving (last modified Dec 11, 2023) says a driver commits DUI with a blood or breath alcohol concentration of 0.08 or more, as defined in 47 O.S. Section 756, at the time of a test given within two hours after arrest.

Situation What the page says
0.08 or more DUI
More than 0.05 but less than 0.08 Driving while impaired (DWI); no conviction on that reading alone, without additional evidence of impairment
Under 21 DUI if any measurable quantity of alcohol is in the blood or breath

What the page does not cover

That page does not give a limit for commercial drivers, and we found no official source we could open that does. A lower reading does not guarantee safety, because impairment can be charged on other evidence.

Laws change

This reflects the state page as we read it. Statutes are amended, so check the current Title 47 text, and ask a lawyer about a specific case. The only sure way to avoid risk is not to drive after drinking. See our laws and travel guides.

People also ask

What is the BAC limit in Oklahoma?

The Oklahoma Highway Safety Office lists 0.08 or more blood or breath alcohol concentration as DUI.

Can you be charged below 0.08 in Oklahoma?

The state page describes a DWI offense for readings over 0.05 and under 0.08, with additional evidence of impairment required.

What is the limit for drivers under 21 in Oklahoma?

The page says DUI under 21 applies with any measurable quantity of alcohol in the blood or breath.

General information only, not medical or legal advice. If you have a health condition, take medicines or are pregnant, ask your doctor before drinking alcohol. Never drink and drive.

Sources

  1. Oklahoma Highway Safety Office: Alcohol Impaired, read 4 Nov 2026
Written by A to Z Alcohol Editorial Team · Published May 19, 2026 · Updated Nov 4, 2026
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