Versions of Iowa Code 100A.5 - Concurrent powers on LawServer 2023 Iowa Code 100A.5 – Concurrent powers 2022 Iowa Code 100A.5 – Concurrent powers 2020 Iowa Code 100A.5 – Concurrent powers 2018 Iowa Code 100A.5 – Concurrent powers 2016 Iowa Code 100A.5 – Concurrent powers 2014 Iowa Code 100A.5 – Concurrent powers. 2009 Iowa Code 100A.5 – Concurrent powers