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Operating While Intoxicated

IC 9-30-5-1 — 0.08 is a Class C misdemeanor, and 0.15 a Class A misdemeanor

DrivingLevel
DrivingWith an alcohol concentration of at least 0.08 but less than 0.15LevelClass C misdemeanor
DrivingWith an alcohol concentration of at least 0.15LevelClass A misdemeanor
DrivingWith a schedule I or II controlled substance or its metabolite in the bloodLevelClass C misdemeanor
DrivingWhile intoxicatedLevelClass C misdemeanor
DrivingWhile intoxicated, in a manner that endangers a personLevelClass A misdemeanor
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Who handles this in Indiana: legal aid programs and the state offices, listed in the Indiana directory.

  • Taking the controlled substance under a valid prescription or practitioner's order is a defense to the drug charge.
  • So is the case where the substance is marijuana or its metabolite, the person was not intoxicated, caused no accident, and the substance was found by a chemical test taken under the crash testing chapter.
  • Driving somewhere other than a highway is no defense to any charge under the chapter.
  • IC 9-30-5-1
  • IC 9-30-5-9
With previous convictions of operating while intoxicatedThe court orders, at the least
With previous convictions of operating while intoxicatedOne previous convictionThe court orders, at the leastTen days of imprisonment or 240 hours of community restitution or service, and an assessment and any treatment found appropriate
With previous convictions of operating while intoxicatedTwo or more previous convictionsThe court orders, at the leastTwenty days of imprisonment or 480 hours of community restitution or service, and an assessment and any treatment found appropriate
  • IC 9-30-5-15

Those minimum sentences may not be suspended. At least 48 hours are served in a row, and the whole of it within six months of sentencing, though the person earns good time credit while serving it.

  • IC 9-30-5-15
Sources for this section (4)
  1. IC 9-30-5-1 — Class C misdemeanor; defense
  2. IC 9-30-5-2 — Class A misdemeanor
  3. IC 9-30-5-9 — Operation of vehicle in place other than public highway
  4. IC 9-30-5-15 — Imprisonment; community restitution or service; alcohol or drug abuse treatment

Legal information, not legal advice. Verified as of October 2026. Applying it to a particular situation is the work of a licensed Indiana attorney.

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