Versions of Iowa Code 178.4 - Employees of committee on LawServer 2023 Iowa Code 178.4 – Employees of committee 2022 Iowa Code 178.4 – Employees of committee 2020 Iowa Code 178.4 – Employees of committee 2018 Iowa Code 178.4 – Employees of committee 2016 Iowa Code 178.4 – Employees of committee 2014 Iowa Code 178.4 – Employees of committee. 2009 Iowa Code 178.4 – Employees of committee