Mich. Comp. Laws § 333.26312

Sec. 2. Beginning 1 year after the effective date of this act, the owner or operator of a health club shall do all of the following: (a) Employ at least 1 individual who has satisfactorily completed a course or courses in basic first aid, basic cardiopulmonary resuscitation, and AED use taught by the American red cross, the American heart association, or an equivalent organization approved by the department. (b) Have available on the premises of the health club an AED deployed in a manner that provides obvious and ready accessibility to staff, members, and guests. (c) Develop and implement an emergency plan to address emergency services, when needed, during operational hours at the health club.