Versions of Iowa Code 144.5 - Duties of registrar on LawServer 2023 Iowa Code 144.5 – Duties of registrar 2022 Iowa Code 144.5 – Duties of registrar 2020 Iowa Code 144.5 – Duties of registrar 2018 Iowa Code 144.5 – Duties of registrar 2016 Iowa Code 144.5 – Duties of registrar 2014 Iowa Code 144.5 – Duties of registrar. 2009 Iowa Code 144.5 – Duties of registrar