Versions of Iowa Code 904.309 - Consultants on LawServer 2023 Iowa Code 904.309 – Consultants 2022 Iowa Code 904.309 – Consultants 2020 Iowa Code 904.309 – Consultants 2018 Iowa Code 904.309 – Consultants 2016 Iowa Code 904.309 – Consultants 2014 Iowa Code 904.309 – Consultants. 2009 Iowa Code 904.309 – Consultants