Versions of Iowa Code 4.13 - General savings provision on LawServer 2023 Iowa Code 4.13 – General savings provision 2022 Iowa Code 4.13 – General savings provision 2020 Iowa Code 4.13 – General savings provision 2018 Iowa Code 4.13 – General savings provision 2016 Iowa Code 4.13 – General savings provision 2014 Iowa Code 4.13 – General savings provision. 2009 Iowa Code 4.13 – General savings provision