Versions of Iowa Code 512A.3 - Incorporation mandatory on LawServer 2023 Iowa Code 512A.3 – Incorporation mandatory 2022 Iowa Code 512A.3 – Incorporation mandatory 2020 Iowa Code 512A.3 – Incorporation mandatory 2018 Iowa Code 512A.3 – Incorporation mandatory 2016 Iowa Code 512A.3 – Incorporation mandatory 2014 Iowa Code 512A.3 – Incorporation mandatory. 2009 Iowa Code 512A.3 – Incorporation mandatory