Versions of See prior versions of a law on LawServer 2024 Michigan Laws 259.321 – Operation of unmanned aircraft system; interference with official duties prohibited 2023 Michigan Laws 259.321 – Operation of unmanned aircraft system; interference with official duties prohibited 2022 Michigan Laws 259.321 – Operation of unmanned aircraft system; interference with official duties prohibited 2020 Michigan Laws 259.321 – Operation of unmanned aircraft system; interference with official duties prohibited 2019 Michigan Laws 259.321 – Operation of unmanned aircraft system; interference with official duties prohibited 2017 Michigan Laws 259.321 – Operation of unmanned aircraft system; interference with official duties prohibited 2016 Michigan Laws 259.321 – Operation of unmanned aircraft system; interference with official duties prohibited