Oklahoma · DUI · Checked October 2026

DUI Laws in Oklahoma

What Happens if You Get a DUI in Oklahoma?

Oklahoma calls it DUI, and the legal limit for adult drivers is 0.08 blood alcohol content.

License hearing deadline
30 days to challenge your license suspension
First offense jail
10 days to 1 year
First offense fine
Up to $1,000
First offense license
Revocation of at least 180 days and until you complete the Impaired Driver Accountability Program (IDAP)
Felony
A second DUI within ten years of completing the sentence or deferred judgment for a prior DUI is a Class C2 felony

Oklahoma DUI Laws: Key Facts

Legal limit (adults)
0.08 BAC47 O.S. § 11-902(A)(1), (D)(1); 47 O.S. § 11-906.4(A)(1); 47 O.S. § 6-205.2
Commercial drivers (CDL)
0.04 BAC
Drivers under 21
0 BAC (any measurable quantity of alcohol)
Enhanced penalties from
0.15 BAC
Lookback period
10 years

Oklahoma DUI Penalties by Offense

DUI penalties in Oklahoma for a first, second and third offense
PenaltyFirst offenseSecond offenseThird offense
ChargemisdemeanorClass C2 felonyClass B4 felony
Jail10 days to 1 yearprison up to 7 years (Class C2 felony); at least 5 days in jail unless treatment includes at least 5 days of residential or inpatient care1 to 10 years in the Department of Corrections (Class B4 felony) when you have a prior felony DUI conviction; at least 10 days in jail unless treatment includes at least 10 days of residential or inpatient care
Fineup to $1,000up to $2,500up to $5,000
License suspensionrevocation of at least 180 days and until you complete the Impaired Driver Accountability Program (IDAP)revocation of at least 1 year and until you complete IDAPrevocation of at least 2 years and until you complete IDAP (two or more prior revocations within ten years)
Ignition interlockrequired through IDAP for the revocation periodignition interlock device requiredignition interlock device required

First offense: 47 O.S. § 11-902(C)(1); 47 O.S. § 6-205.1(A)(1) · Second offense: 47 O.S. § 11-902(C)(2), (J); 21 O.S. § 20M(B); 47 O.S. § 6-205.1(A)(2) · Third offense: 47 O.S. § 11-902(C)(3)-(4); 47 O.S. § 6-205.1(A)(3)

When Penalties Are Higher

  • BAC 0.15 or more, a reportable crash, eluding police, speeding 20+ mph over (10+ in an active school zone), reckless driving, certain lane or right-of-way violations, or a passenger under 18: Aggravated DUI, a Class B3 felony: the first 10 days of a first-offense sentence (30 days for a second) cannot be probated, suspended or deferred; at least 180 days of ignition interlock47 O.S. § 11-902(D), (E)
  • Driver 18 or older with a child under 18 in the vehicle: The fine is doubled, in addition to other penalties47 O.S. § 11-902(L)(1)

More on Oklahoma DUI penalties · Estimate penalties for your situation

If You Refuse a Breath or Blood Test

Revocation for the periods in 47 O.S. § 6-205.1 (at least 180 days for a first in ten years, until IDAP completion), effective 45 days after written notice47 O.S. § 753(A)

Official source: if you refuse a breath or blood test in Oklahoma

Getting a Interlock-Restricted License Through the Impaired Driver Accountability Program (IDAP)

Revocation periods are mandatory and no hardship privilege is granted except under IDAP. A first-time Class D licensee who enrolls within 30 days of the revocation notice and gets an interlock-restricted license before the revocation takes effect can have the record show IDAP completion without revocation.

Official source: getting a interlock-restricted license through the impaired driver accountability program (idap) in Oklahoma

Ignition Interlock

First offense: Yes, through IDAP for the revocation period (at least 180 days); at least 180 days for aggravated DUI Repeat offenses: Yes; court-ordered for felony DUI convictions, and through IDAP for at least 1 or 2 years IDAP requires an approved interlock for the periods in 47 O.S. § 6-205.1 with a violation-free period of at least 90 days at the end; a $50 restricted license fee applies

Official source: ignition interlock in Oklahoma

Can a DUI Come Off Your Record?

available under Oklahoma's general expungement law Waiting period: 1 year after dismissal of a deferred misdemeanor; 5 years after the end of a misdemeanor sentence that included jail, a suspended sentence or a fine over $500 You must have no felony conviction and no pending charges for the misdemeanor categories; felony categories have longer waits

Official source: can a dui come off your record? in Oklahoma

Drivers Under 21

Drivers under 21 may not drive with any measurable alcohol in blood or breath, or with evidence of another intoxicating substance First conviction: $100 to $500 fine, 20 hours of community service, a treatment program, or a combination. Second: at least 240 hours of community service and at least 30 days of ignition interlock after revocation.

Official source: drivers under 21 in Oklahoma

Driving After Using Drugs

Yes. The DUI statute covers any amount of a Schedule I controlled substance or its metabolites, and being under the influence of any intoxicating substance or a combination with alcohol

Official source: driving after using drugs in Oklahoma

More on DUI Law in Oklahoma

For the state's own guidance, see Oklahoma Board of Tests for Alcohol and Drug Influence: Impaired Driver Accountability Program.

This page summarizes Oklahoma law from official sources, checked October 2026. It isn't legal advice; laws change, and a lawyer licensed in Oklahoma can advise on your case.

Frequently Asked Questions

What Is the Penalty for a First DUI in Oklahoma?

Jail: 10 days to 1 year. Fine: up to $1,000. License suspension: revocation of at least 180 days and until you complete the Impaired Driver Accountability Program (IDAP).

How Long Do You Have to Request a License Hearing in Oklahoma?

30 days. How it is counted: the date Service Oklahoma mails the notice of revocation (petition to the district court in the county of arrest). File a petition in the district court of the county where you were arrested and serve a certified copy on Service Oklahoma by certified mail; or enroll in IDAP with the Board of Tests within 30 calendar days of receiving the revocation notice, which waives the appeal. If you miss it, the suspension usually takes effect automatically.

When Is a DUI a Felony in Oklahoma?

A second DUI within ten years of completing the sentence or deferred judgment for a prior DUI is a Class C2 felony

Sources

  1. Blood alcohol limits: 47 O.S. § 11-902(A)(1), (D)(1); 47 O.S. § 11-906.4(A)(1); 47 O.S. § 6-205.2
  2. License suspension and hearing: 47 O.S. §§ 753, 754, 6-211(D)-(E), 6-205.1(A), 6-212.5(F)
  3. Implied consent: 47 O.S. § 753(A)
  4. Hardship license
  5. Ignition interlock
  6. Record and expungement
  7. Underage drivers
  8. Official DUI information

dui.help is an independent guide, not a law firm or a government agency, and doesn't give legal advice. For advice on your case, talk to a lawyer licensed in your state; your state bar can refer you, and if you can't afford a lawyer, ask the court about a public defender.