Versions of Iowa Code 616.9 - Construction companies on LawServer 2023 Iowa Code 616.9 – Construction companies 2022 Iowa Code 616.9 – Construction companies 2020 Iowa Code 616.9 – Construction companies 2018 Iowa Code 616.9 – Construction companies 2016 Iowa Code 616.9 – Construction companies 2014 Iowa Code 616.9 – Construction companies. 2009 Iowa Code 616.9 – Construction companies