Versions of Michigan Laws 330.1721 - Investigation of certain deaths reported by psychiatric hospital or psychiatric unit on LawServer 2024 Michigan Laws 330.1721 – Investigation of certain deaths reported by psychiatric hospital or psychiatric unit 2023 Michigan Laws 330.1721 – Investigation of certain deaths reported by psychiatric hospital or psychiatric unit 2022 Michigan Laws 330.1721 – Investigation of certain deaths reported by psychiatric hospital or psychiatric unit 2020 Michigan Laws 330.1721 – Investigation of certain deaths reported by psychiatric hospital or psychiatric unit