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Operating While Intoxicated (OWI)

Iowa's OWI law (Iowa Code Chapter 321J) states that it is unlawful to operate a motor vehicle in Iowa in any of the following conditions:

  1. While under the influence of an alcoholic beverage or other drug or a combination of such substances.
  2. While having an alcohol concentration of .08 or more.
  3. While any amount of a controlled substance is present in one's body.

Contacts:

  • If you have questions and/or need information about Iowa's OWI law click on the link below or call the Information Center.
  • If you have questions and/or need information about the Drinking Driver Education courses and/or Substance Abuse Evaluations and/or Treatment, click on the link below or call the numbers listed.