Iowa Code § 87.4
85 Acts, ch 251, §1; 88 Acts, ch 1112, §201, 202; 89 Acts, ch 83, §19; 90 Acts, ch 1067, §1, 2; 95 Acts, ch 185, §1; 97 Acts, ch 37, §5; 2000 Acts, ch 1023, §1, 2; 2008 Acts, ch 1032, §201; 2008 Acts, ch 1139, §1; 2008 Acts, ch 1191, §121, 122
Referred to in §85.65A, 256.133, 507E.2A, 515A.15