Versions of Iowa Code 519A.8 - Participation on LawServer 2024 Iowa Code 519A.8 – Participation 2023 Iowa Code 519A.8 – Participation 2022 Iowa Code 519A.8 – Participation 2020 Iowa Code 519A.8 – Participation 2018 Iowa Code 519A.8 – Participation 2016 Iowa Code 519A.8 – Participation 2014 Iowa Code 519A.8 – Participation. 2009 Iowa Code 519A.8 – Participation