Iowa Code § 257.6
89 Acts, ch 135, §6; 92 Acts, ch 1187, §2; 92 Acts, ch 1230, §1, 2; 92 Acts, ch 1247, §47; 2001 Acts, ch 159, §6 - 8; 2001 Acts, ch 176, §32, 33; 2006 Acts, ch 1152, §22, 23; 2007 Acts, ch 22, §59; 2008 Acts, ch 1181, §45 - 47; 2008 Acts, ch 1191, § 108, 113; 2009 Acts, ch 41, § 100; 2009 Acts, ch 177, §15, 53, 57; 2010 Acts, ch 1061, § 180; 2010 Acts, ch 1069, §34; 2010 Acts, ch 1183, §20; 2013 Acts, ch 88, §4; 2013 Acts, ch 121, §14, 42; 2018 Acts, ch 1172, §87; 2020 Acts, ch 1022, §3; 2020 Acts, ch 1108, §6; 2021 Acts, ch 112, §15
Referred to in §11.6, 256.25A, 256B.8, 256C.4, 256E.8, 257.9, 257.10, 257.11A, 257.13, 257.16, 257.16C, 257.16D, 257.31, 257.37, 261E.7, 273.22, 275.14, 275.33, 279.60, 282.8, 282.12, 282.18, 282.31, 299A.2, 299A.8, 299A.12, 423F.2