Versions of Iowa Code 564.7 - Evidence on LawServer 2023 Iowa Code 564.7 – Evidence 2022 Iowa Code 564.7 – Evidence 2020 Iowa Code 564.7 – Evidence 2018 Iowa Code 564.7 – Evidence 2016 Iowa Code 564.7 – Evidence 2014 Iowa Code 564.7 – Evidence. 2009 Iowa Code 564.7 – Evidence