Versions of Iowa Code 561.10 - Change of circumstances on LawServer 2023 Iowa Code 561.10 – Change of circumstances 2022 Iowa Code 561.10 – Change of circumstances 2020 Iowa Code 561.10 – Change of circumstances 2018 Iowa Code 561.10 – Change of circumstances 2016 Iowa Code 561.10 – Change of circumstances 2014 Iowa Code 561.10 – Change of circumstances. 2009 Iowa Code 561.10 – Change of circumstances