Iowa Code § 328.28
2002 Acts, ch 1112, §8; 2022 Acts, ch 1125, §1, 6, 7
Referred to in §328.34
2022 amendment to subsection 1 applies to special certificates issued by the department of transportation that are valid for a period beginning after midnight on June 30, 2022; 2022 Acts, ch 1125, §7