Versions of Iowa Code 8B.5 - Prohibited interests -- penalty on LawServer 2024 Iowa Code 8B.5 – Prohibited interests — penalty 2023 Iowa Code 8B.5 – Prohibited interests — penalty 2022 Iowa Code 8B.5 – Prohibited interests — penalty. 2020 Iowa Code 8B.5 – Prohibited interests — penalty. 2018 Iowa Code 8B.5 – Prohibited interests — penalty. 2016 Iowa Code 8B.5 – Prohibited interests