Versions of Iowa Code 148B.4 - Limited permit on LawServer 2023 Iowa Code 148B.4 – Limited permit 2022 Iowa Code 148B.4 – Limited permit 2020 Iowa Code 148B.4 – Limited permit 2018 Iowa Code 148B.4 – Limited permit 2016 Iowa Code 148B.4 – Limited permit 2014 Iowa Code 148B.4 – Limited permit. 2009 Iowa Code 148B.4 – Limited permit