Iowa Code § 321.231
97 Acts, ch 71, §1; 98 Acts, ch 1080, §2; 98 Acts, ch 1100, §46; 2009 Acts, ch 133, § 118; 2018 Acts, ch 1022, §2; 2022 Acts, ch 1087, §1 - 4, 11
Referred to in §321.231C, 613.17, 805.8A(11)(a)
For applicable scheduled fines, see §805.8A, subsection 11