Versions of Iowa Code 508.18 - Decree on LawServer 2024 Iowa Code 508.18 – Decree 2023 Iowa Code 508.18 – Decree 2022 Iowa Code 508.18 – Decree 2020 Iowa Code 508.18 – Decree 2018 Iowa Code 508.18 – Decree 2016 Iowa Code 508.18 – Decree 2014 Iowa Code 508.18 – Decree. 2009 Iowa Code 508.18 – Decree