2024 Iowa Code 321.253 – Department to erect signs

2023 Iowa Code 321.253 – Department to erect signs

2022 Iowa Code 321.253 – Department to erect signs

2020 Iowa Code 321.253 – Department to erect signs

2018 Iowa Code 321.253 – Department to erect signs

2016 Iowa Code 321.253 – Department to erect signs

2014 Iowa Code 321.253 – Department to erect signs.

2009 Iowa Code 321.253 – Department to erect signs