Versions of Iowa Code 154A.21 - Notice of address on LawServer 2023 Iowa Code 154A.21 – Notice of address 2022 Iowa Code 154A.21 – Notice of address 2020 Iowa Code 154A.21 – Notice of address 2018 Iowa Code 154A.21 – Notice of address 2016 Iowa Code 154A.21 – Notice of address 2014 Iowa Code 154A.21 – Notice of address. 2009 Iowa Code 154A.21 – Notice of address