SecondChanceInfo

Ignition Interlock Device (IID) in Michigan

Michigan uses the term "OWI" for impaired driving offenses. IID requirement: required for high bac or repeat offenses. First offense scope: 1 year (only if BAC 0.17%+ under Super Drunk law; not required for standard first). Confirm your actual notice and license status.

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Required for high BAC or repeat offenses

Quick Answer

Michigan requires IID for OWI convictions with high BAC (0.17%+) on first offense, and for all repeat offenders. Standard first-offense OWI with BAC below 0.17% does not mandate IID, but the court may order it.

IID Duration by Offense

OffenseIID Duration
1st Offense1 year (only if BAC 0.17%+ under Super Drunk law; not required for standard first)
2nd Offense1 year minimum
3rd Offense1 year minimum (often longer by court order)
4th+ Offense1 year minimum (often longer by court order)

BAC threshold: 0.17% BAC for first offense (Super Drunk law); all repeat offenses

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

Michigan issues a restricted license with IID that allows driving to work, school, medical appointments, alcohol treatment, and court-ordered programs. Under the Super Drunk law, the restricted license requires IID for the first 45 days of suspension.

Tampering / Circumvention Penalties

Tampering with an IID in Michigan is a misdemeanor. Penalties include up to 93 days in jail, fines, and extension of the IID requirement.

Early Removal

Michigan does not allow early removal for most cases. The full IID period must be completed.

Michigan-Specific Notes

Michigan's 'Super Drunk' law (BAC 0.17%+) triggers enhanced penalties including mandatory IID for first offenders. Standard first-offense OWI (BAC 0.08-0.169%) does not require IID but a judge may order it. Michigan requires IID for at least 1 year for repeat offenders.

Frequently Asked Questions

Is an IID required for a first OWI in Michigan?
Only if your BAC was 0.17% or higher (Super Drunk law). Standard first-offense OWI with BAC below 0.17% does not require IID, though a judge may order it.
What is Michigan's Super Drunk law?
Michigan's Super Drunk law applies when BAC is 0.17% or higher. Penalties are enhanced and include mandatory IID for 1 year, a restricted license that requires IID for the first 45 days, and doubled fines.
How much does an IID cost in Michigan?
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 Michigan DMV, your IID provider, or a qualified DUI attorney in Michigan.
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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.