Ignition Interlock Device (IID) in District of Columbia

District of Columbia uses the term "DUI / OWI" for impaired driving offenses. IID requirement: required for all dui offenses. First offense scope: 6 months. Confirm your actual notice and license status.

Last updated: 2026-09-07

Required for all DUI offenses

Quick Answer

Washington D.C. requires IID for all DUI/OWI convictions, including first offenses. Installation is mandatory for license reinstatement.

IID Duration by Offense

Offense	IID Duration
1st Offense	6 months
2nd Offense	12 months
3rd Offense	24 months
4th+ Offense	36 months

BAC threshold: Any DUI/OWI conviction (no BAC threshold — all offenders)

Confirm the device, provider and written quote

Check the responsible authority’s current approval information for the particular device and installer. Request the billing unit, included services, actual paid visit schedule, taxes, fees and removal terms in writing. Confirm financial assistance separately.

Add your own quoted charges in the IID worksheet. Unknown charges stay unknown; no local price or appointment count is assumed.

Restricted License with IID

Available

D.C. issues a restricted license with IID for essential driving needs.

Tampering / Circumvention Penalties

Tampering with an IID in D.C. carries fines and jail time, plus extension of the IID requirement.

Early Removal

D.C. does not allow early removal of IID.

District of Columbia-Specific Notes

D.C. has all-offender IID requirements and relatively moderate durations compared to some states.

Frequently Asked Questions

Is an IID required for a first DUI in D.C.?

Yes. D.C. requires IID for all DUI/OWI convictions. First offense: 6 months minimum.

How long do I need an IID in D.C.?

First offense: 6 months. Second offense: 12 months. Third offense: 24 months. Fourth or more: 36 months.

How much does an IID cost in D.C.?

Get a written quote for your vehicle and program. Confirm the billing period, included service, separately paid visits, taxes, state/program fees and removal charges. Verify any financial assistance before assuming a discount. A generic state price range is not your quote.

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Disclaimer: This is informational only, not legal advice. IID requirements, costs, and approved providers change frequently. Verify current requirements with the District of Columbia DMV, your IID provider, or a qualified DUI attorney in District of Columbia.

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Sources

NHTSA: interlock device and program background. This national reference does not verify every state rule above. Confirm the applicable law and current instructions with the authority named on your order or licensing notice.