Versions of Michigan Laws 125.2172 - Effective date on LawServer 2017 Michigan Laws 125.2172 – Effective date 2016 Michigan Laws 125.2172 – Effective date 2015 Michigan Laws 125.2172 – Effective date 2014 Michigan Laws 125.2172 – Effective date 2013 Michigan Laws 125.2172 – Effective date 2009 Michigan Laws 125.2172 – Effective date