Versions of See prior versions of a law on LawServer 2024 Iowa Code 97D.1 – Guiding goals for future changes in public retirement systems — social security — portability 2023 Iowa Code 97D.1 – Guiding goals for future changes in public retirement systems — social security — portability 2022 Iowa Code 97D.1 – Guiding goals for future changes in public retirement systems — social security — portability. 2020 Iowa Code 97D.1 – Guiding goals for future changes in public retirement systems — social security — portability. 2018 Iowa Code 97D.1 – Guiding goals for future changes in public retirement systems — social security — portability. 2016 Iowa Code 97D.1 – Guiding goals for future changes in public retirement systems 2014 Iowa Code 97D.1 – Guiding goals for future changes in public retirement systems – social security – portability. 2009 Iowa Code 97D.1 – Guiding goals for future changes in public retirement systems — social security — portability