Versions of Iowa Code 321.74 - Action by department on LawServer 2023 Iowa Code 321.74 – Action by department 2022 Iowa Code 321.74 – Action by department 2020 Iowa Code 321.74 – Action by department 2018 Iowa Code 321.74 – Action by department 2016 Iowa Code 321.74 – Action by department 2014 Iowa Code 321.74 – Action by department. 2009 Iowa Code 321.74 – Action by department