Versions of Michigan Laws 324.63548 - Departures from environmental protection performance standards; authorization on LawServer 2023 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization 2022 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization 2020 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization 2019 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization 2017 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization 2016 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization 2015 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization 2014 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization 2013 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization 2009 Michigan Laws 324.63548 – Departures from environmental protection performance standards; authorization