Versions of Iowa Code 218.1 - Institutions controlled on LawServer 2023 Iowa Code 218.1 – Institutions controlled 2022 Iowa Code 218.1 – Institutions controlled 2020 Iowa Code 218.1 – Institutions controlled 2018 Iowa Code 218.1 – Institutions controlled 2016 Iowa Code 218.1 – Institutions controlled 2014 Iowa Code 218.1 – Institutions controlled. 2009 Iowa Code 218.1 – Institutions controlled