It is illegal to bet money in an office pool in Michigan. The Michigan Penal Code at MCL § 750.303 provides:(1) Except as otherwise provided in this section, a person who for hire, gain, or reward, keeps or maintains a gaming room, gaming table, game of skill or chance, or game partly of skill and partly of chance, used for gaming, or who permits a gaming room, or gaming table, or game to be kept, maintained, or played on premises occupied or controlled by the person, is guilty of a misdemeanor, punishable by imprisonment for not more than 2 years, or a fine of not more than $1,000.00. A person who aids, assists, or abets in the keeping or maintaining of a gaming room, gaming table, or game, is guilty of a misdemeanor, punishable by imprisonment for not more than 2 years, or a fine of not more than $1,000.00.Okay, now you know. For the next week or two employees are going to be a little less productive and it is illegal in Michigan to gamble.