Versions of Iowa Code 529.3 - Investigations on LawServer 2024 Iowa Code 529.3 – Investigations 2023 Iowa Code 529.3 – Investigations 2022 Iowa Code 529.3 – Investigations 2020 Iowa Code 529.3 – Investigations 2018 Iowa Code 529.3 – Investigations 2016 Iowa Code 529.3 – Investigations 2014 Iowa Code 529.3 – Investigations. 2009 Iowa Code 529.3 – Investigations