2024 Michigan Laws 324.3109c – Open water disposal of dredge materials contaminated with toxic substances; prohibition

2023 Michigan Laws 324.3109c – Open water disposal of dredge materials contaminated with toxic substances; prohibition

2022 Michigan Laws 324.3109c – Open water disposal of dredge materials contaminated with toxic substances; prohibition

2020 Michigan Laws 324.3109c – Open water disposal of dredge materials contaminated with toxic substances; prohibition

2019 Michigan Laws 324.3109c – Open water disposal of dredge materials contaminated with toxic substances; prohibition

2017 Michigan Laws 324.3109c – Open water disposal of dredge materials contaminated with toxic substances; prohibition

2016 Michigan Laws 324.3109c – Open water disposal of dredge materials contaminated with toxic substances; prohibition

2015 Michigan Laws 324.3109c – Open water disposal of dredge materials contaminated with toxic substances; prohibition

2014 Michigan Laws 324.3109c – Open water disposal of dredge materials contaminated with toxic substances; prohibition

2013 Michigan Laws 324.3109c – Prohibition

2009 Michigan Laws 324.3109c – Prohibition