Versions of Michigan Laws 339.6105 - State plumbing board; membership; qualifications; recommendations to commission on LawServer 2023 Michigan Laws 339.6105 – State plumbing board; membership; qualifications; recommendations to commission 2022 Michigan Laws 339.6105 – State plumbing board; membership; qualifications; recommendations to commission 2020 Michigan Laws 339.6105 – State plumbing board; membership; qualifications; recommendations to commission 2019 Michigan Laws 339.6105 – State plumbing board; membership; qualifications; recommendations to commission 2017 Michigan Laws 339.6105 – State plumbing board; membership; qualifications; recommendations to commission 2016 Michigan Laws 339.6105 – State plumbing board; membership; qualifications; recommendations to commission