Iowa Code § 321J.21
86 Acts, ch 1220, §21; 97 Acts, ch 177, §21; 98 Acts, ch 1073, §9; 99 Acts, ch 153, §6; 2021 Acts, ch 98, §8
Referred to in §321.211A, 321.241, 321J.4B, 321J.20, 321N.3, 901C.3
See §321.555 - 321.562 for penalties applicable to habitual offenders