In Illinois, it is crime to possess an open container of alcohol in a motor vehicle, under 625 ILCS 5/11-502:
Open Container (Transportation or possession of alcoholic liquor in a motor vehicle) Charges in Illinois
by Attorney Eric D. Puryear Open Container
by Attorney Eric D. Puryear Open Containers in Motor Vehicle Charges in Iowa
by Attorney Eric D. Puryear Under Iowa Code Section 321.284, it is unlawful to have an open alcoholic beverage container in the passenger compartment of a motor vehicle