Versions of Iowa Code 328.19 - Registration of airports on LawServer 2024 Iowa Code 328.19 – Registration of airports 2023 Iowa Code 328.19 – Registration of airports 2022 Iowa Code 328.19 – Registration 2020 Iowa Code 328.19 – Registration 2018 Iowa Code 328.19 – Registration 2016 Iowa Code 328.19 – Registration 2014 Iowa Code 328.19 – Registration. 2009 Iowa Code 328.19 – Registration