Versions of Iowa Code 542B.14 - General requirements for licensure -- temporary permit to practice engineering on LawServer 2023 Iowa Code 542B.14 – General requirements for licensure — temporary permit to practice engineering 2022 Iowa Code 542B.14 – General requirements for licensure — temporary permit to practice engineering. 2020 Iowa Code 542B.14 – General requirements for licensure — temporary permit to practice engineering. 2018 Iowa Code 542B.14 – General requirements for licensure — temporary permit to practice engineering. 2016 Iowa Code 542B.14 – General requirements for licensure 2014 Iowa Code 542B.14 – General requirements for licensure – temporary permit to practice engineering. 2009 Iowa Code 542B.14 – General requirements for licensure — temporary permit to practice engineering