Versions of Michigan Laws 752.161 - Unlawful to promote, conduct, or participate in endurance contests; exception; \"person\" defined on LawServer 2015 Michigan Laws 752.161 – Unlawful to promote, conduct, or participate in endurance contests; exception; 2014 Michigan Laws 752.161 – Unlawful to promote, conduct, or participate in endurance contests; exception; 2013 Michigan Laws 752.161 – Unlawful to promote, conduct, or participate in endurance contests; exception; 2009 Michigan Laws 752.161 – Unlawful to promote, conduct, or participate in endurance contests; exception; “person” defined