Versions of Iowa Code 335.2 - Farms exempt on LawServer 2023 Iowa Code 335.2 – Farms exempt 2022 Iowa Code 335.2 – Farms exempt 2020 Iowa Code 335.2 – Farms exempt 2018 Iowa Code 335.2 – Farms exempt 2016 Iowa Code 335.2 – Farms exempt 2014 Iowa Code 335.2 – Farms exempt. 2009 Iowa Code 335.2 – Farms exempt