2023 Iowa Code > Chapter 456A – Regulation and Funding — Natural Resources Department

2022 Iowa Code > Chapter 456A – Regulation and Funding — Natural Resources Department

2020 Iowa Code > Chapter 456A – Regulation and Funding — Natural Resources Department

2018 Iowa Code > Chapter 456A – Regulation and Funding — Natural Resources Department

2016 Iowa Code > Chapter 456A – Regulation and Funding

2014 Iowa Code > Chapter 456A – Regulation and funding – natural resources department

2009 Iowa Code Chapter 456A – Regulation and funding — natural resources department