Versions of Iowa Code 147A.1A - Lead agency on LawServer 2024 Iowa Code 147A.1A – Lead agency 2023 Iowa Code 147A.1A – Lead agency 2022 Iowa Code 147A.1A – Lead agency 2020 Iowa Code 147A.1A – Lead agency 2018 Iowa Code 147A.1A – Lead agency 2016 Iowa Code 147A.1A – Lead agency 2014 Iowa Code 147A.1A – Lead agency. 2009 Iowa Code 147A.1A – Lead agency