Michigan Compiled Laws, Chapter 333. Health § 333.20963

Sec. 20963.  (1) A person participating in radio communications activities in support of emergency medical services, on frequencies utilized in the statewide emergency medical services communications system, shall comply with procedures and radio system requirements established by the department.

(2) A person who receives any intercepted public safety radio communication shall not utilize the contents of the communication for the purpose of initiating an emergency medical service response without the authorization of the sender.  This subsection shall not apply to a radio communication generally transmitted to any listener by a person in distress.