Oklahoma · DUI · Checked October 2026

Ignition Interlock Rules in Oklahoma

Ignition Interlock Rules in Oklahoma: What Are the Rules?

When Oklahoma requires an ignition interlock after a DUI.

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

First Offense in Oklahoma

Yes, through IDAP for the revocation period (at least 180 days); at least 180 days for aggravated DUI

Official source: first offense (Oklahoma)

Repeat Offenses in Oklahoma

Yes; court-ordered for felony DUI convictions, and through IDAP for at least 1 or 2 years

Official source: repeat offenses (Oklahoma)

How the Program Works in Oklahoma

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: how the program works (Oklahoma)

More on DUI Law in Oklahoma

See the full overview of DUI laws in Oklahoma and read about how ignition interlock programs work.

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

Frequently Asked Questions

Is an Ignition Interlock Required for a First DUI in Oklahoma?

Yes, through IDAP for the revocation period (at least 180 days); at least 180 days for aggravated DUI

Is an Interlock Required for Repeat Offenses?

Yes; court-ordered for felony DUI convictions, and through IDAP for at least 1 or 2 years

Sources

  1. Ignition interlock

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