Versions of Iowa Code 257C.5 - Governing board on LawServer 2023 Iowa Code 257C.5 – Governing board 2022 Iowa Code 257C.5 – Governing board 2020 Iowa Code 257C.5 – Governing board 2018 Iowa Code 257C.5 – Governing board 2016 Iowa Code 257C.5 – Governing board 2014 Iowa Code 257C.5 – Governing board. 2009 Iowa Code 257C.5 – Governing board