2024 Iowa Code 311.22 – Road graded and drained

2023 Iowa Code 311.22 – Road graded and drained

2022 Iowa Code 311.22 – Road graded and drained

2020 Iowa Code 311.22 – Road graded and drained

2018 Iowa Code 311.22 – Road graded and drained

2016 Iowa Code 311.22 – Road graded and drained

2014 Iowa Code 311.22 – Road graded and drained.

2009 Iowa Code 311.22 – Road graded and drained