Versions of Iowa Code 550.7 - Preservation of secrecy on LawServer 2023 Iowa Code 550.7 – Preservation of secrecy 2022 Iowa Code 550.7 – Preservation of secrecy 2020 Iowa Code 550.7 – Preservation of secrecy 2018 Iowa Code 550.7 – Preservation of secrecy 2016 Iowa Code 550.7 – Preservation of secrecy 2014 Iowa Code 550.7 – Preservation of secrecy. 2009 Iowa Code 550.7 – Preservation of secrecy