Ignition Interlock Device (IID) in Idaho

Idaho uses the term "DUI" for impaired driving offenses. IID requirement: required for all dui offenses. First offense scope: 12 months. Confirm your actual notice and license status.

Last updated: 2026-09-07

Required for all DUI offenses

Quick Answer

Idaho requires IID for all DUI convictions, including first offenses. The device is mandatory for obtaining a restricted driving permit.

IID Duration by Offense

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

BAC threshold: Any DUI 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

Idaho allows a restricted driving permit with IID for travel to work, school, and medical appointments.

Tampering / Circumvention Penalties

Tampering with an IID in Idaho is a misdemeanor. Penalties include fines, jail time, and extension of the IID requirement.

Early Removal

Idaho does not allow early removal of IID.

Idaho-Specific Notes

Idaho requires IID for all DUI offenders. The state's rural areas may have limited IID service center access.

Frequently Asked Questions

Is an IID required for a first DUI in Idaho?

Yes. Idaho requires IID for all DUI convictions, including first offenses, for 12 months.

How long do I need an IID in Idaho?

First and second offense: 12 months. Third and subsequent: 24 months.

How much does an IID cost in Idaho?

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 Idaho DMV, your IID provider, or a qualified DUI attorney in Idaho.

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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.