Iowa Code § 321.266
87 Acts, ch 170, §6; 97 Acts, ch 72, §1; 97 Acts, ch 108, §15; 98 Acts, ch 1074, §23; 2002 Acts, ch 1063, §32; 2005 Acts, ch 35, §31; 2010 Acts, ch 1157, §1; 2021 Acts, ch 80, § 169; 2023 Acts, ch 85, §11
Referred to in §321.228, 321.265, 321.267, 321.271, 321.517, 321G.10, 321I.11
Subsection 4 amended