Versions of Iowa Code 602.2101 - Authority on LawServer 2023 Iowa Code 602.2101 – Authority 2022 Iowa Code 602.2101 – Authority 2020 Iowa Code 602.2101 – Authority 2018 Iowa Code 602.2101 – Authority 2016 Iowa Code 602.2101 – Authority 2014 Iowa Code 602.2101 – Authority. 2009 Iowa Code 602.2101 – Authority