Chapter 321J.17 of the Code of Iowa explains requirements for persons operating a motor vehicle while intoxicated within the state of Iowa.
Iowa law stipulates that individuals, convicted of operating a motor vehicle while intoxicated, complete a mandated "drinking and driving course that encourages the offender to assess the offender's own drinking and driving behavior in order to select practical alternatives."
Information for Educational Providers
Iowa Department of Transportation - Driver's Services
Iowa Department of Public Health - Substance Abuse Treatment Agencies