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Iowa OWI Laws & Penalties (2026)

Iowa uses the term OWI and has a 12-year lookback period. All OWI convictions require ignition interlock device installation.

DUI attorneys available now in Iowa
0.08%
BAC Limit
OWI
Term Used
12 yr
Lookback
Yes
Implied Consent
No
Expungement

Iowa OWI Penalties

1st Offense

ClassificationSerious misdemeanor
Jail Time48 hours–1 year
Fines$1,250
License180-day revocation
Mandatory JailYes

2nd Offense

ClassificationAggravated misdemeanor
Jail Time7 days–2 years
Fines$1,875
License1-year revocation (2 years if refused)
Felony Threshold3rd offense

BAC Limits in Iowa

0.08%
Standard Driver
0.04%
Commercial Driver
0.02%
Under 21

🔧 Ignition Interlock

Required for all offenses

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🛡️ Insurance Requirements

SR-22 required for 2 years

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📜 Expungement

Iowa does not allow OWI expungement.

Expungement Guide →

💰 Estimated Total Cost

A first OWI in Iowa typically costs $10,000-$25,000+ including fines, attorney, classes, IID, and insurance increases.

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Find a OWI Attorney in Iowa

Connect with experienced OWI lawyers in Des Moines, Cedar Rapids, Davenport, and across Iowa.

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Official Sources & References

DUIFinders.com is not a law firm and does not provide legal advice. Information is for general purposes only. Consult a licensed attorney in Iowa for advice specific to your situation.

Iowa OWI FAQ

What is the BAC limit in Iowa?

The legal BAC limit in Iowa is 0.08% for regular drivers, 0.04% for commercial drivers, and 0.02% for drivers under 21.

What are the penalties for a first OWI in Iowa?

A first OWI in Iowa is a Serious misdemeanor. Penalties include 48 hours–1 year jail, $1,250 in fines, and 180-day revocation license suspension.

Is an ignition interlock device required in Iowa?

Required for all offenses

Can a OWI be expunged in Iowa?

No, Iowa does not allow OWI expungement.

What is the lookback period for OWI in Iowa?

Iowa uses a 12-year lookback period to determine if an offense counts as a repeat offense.

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