Versions of Iowa Code 459B.401 - General on LawServer 2024 Iowa Code 459B.401 – General 2023 Iowa Code 459B.401 – General 2022 Iowa Code 459B.401 – General 2020 Iowa Code 459B.401 – General 2018 Iowa Code 459B.401 – General 2016 Iowa Code 459B.401 – General 2014 Iowa Code 459B.401 – General. 2009 Iowa Code 459B.401 – General