Versions of See prior versions of a law on LawServer 2024 Iowa Code 135D.4 – Iowa health information network — principles — technical infrastructure requirements 2023 Iowa Code 135D.4 – Iowa health information network — principles — technical infrastructure requirements 2022 Iowa Code 135D.4 – Iowa health information network — principles — technical infrastructure requirements. 2020 Iowa Code 135D.4 – Iowa health information network — principles — technical infrastructure requirements. 2018 Iowa Code 135D.4 – Iowa health information network — principles — technical infrastructure requirements.