2024 Iowa Code 307.2 – Department of transportation

2023 Iowa Code 307.2 – Department of transportation

2022 Iowa Code 307.2 – Department of transportation

2020 Iowa Code 307.2 – Department of transportation

2018 Iowa Code 307.2 – Department of transportation

2016 Iowa Code 307.2 – Department of transportation

2014 Iowa Code 307.2 – Department of transportation.

2009 Iowa Code 307.2 – Department of transportation