Versions of Iowa Code 493.10 - Convertibility on LawServer 2023 Iowa Code 493.10 – Convertibility 2022 Iowa Code 493.10 – Convertibility 2020 Iowa Code 493.10 – Convertibility 2018 Iowa Code 493.10 – Convertibility 2016 Iowa Code 493.10 – Convertibility 2014 Iowa Code 493.10 – Convertibility. 2009 Iowa Code 493.10 – Convertibility