Versions of Iowa Code 321.209 - Mandatory revocation on LawServer 2023 Iowa Code 321.209 – Mandatory revocation 2022 Iowa Code 321.209 – Mandatory revocation 2020 Iowa Code 321.209 – Mandatory revocation 2018 Iowa Code 321.209 – Mandatory revocation 2016 Iowa Code 321.209 – Mandatory revocation 2014 Iowa Code 321.209 – Mandatory revocation. 2009 Iowa Code 321.209 – Mandatory revocation