Versions of Iowa Code 261B.3 - Registration on LawServer 2024 Iowa Code 261B.3 – Registration 2023 Iowa Code 261B.3 – Registration 2022 Iowa Code 261B.3 – Registration 2020 Iowa Code 261B.3 – Registration 2018 Iowa Code 261B.3 – Registration 2016 Iowa Code 261B.3 – Registration 2014 Iowa Code 261B.3 – Registration. 2009 Iowa Code 261B.3 – Registration