Versions of Iowa Code 321.43 - New identifying numbers on LawServer 2023 Iowa Code 321.43 – New identifying numbers 2022 Iowa Code 321.43 – New identifying numbers 2020 Iowa Code 321.43 – New identifying numbers 2018 Iowa Code 321.43 – New identifying numbers 2016 Iowa Code 321.43 – New identifying numbers 2014 Iowa Code 321.43 – New identifying numbers. 2009 Iowa Code 321.43 – New identifying numbers