Versions of Iowa Code 439.2 - Voluntary payments on LawServer 2024 Iowa Code 439.2 – Voluntary payments 2023 Iowa Code 439.2 – Voluntary payments 2022 Iowa Code 439.2 – Voluntary payments 2020 Iowa Code 439.2 – Voluntary payments 2018 Iowa Code 439.2 – Voluntary payments 2016 Iowa Code 439.2 – Voluntary payments 2014 Iowa Code 439.2 – Voluntary payments. 2009 Iowa Code 439.2 – Voluntary payments