Michigan Compiled Laws, Chapter 752. Crimes and Offenses § 752.542a

Sec. 2a. A person shall not willfully instigate, cause, attempt to cause, assist in causing, or conspire to cause a riot at a state correctional facility. As used in this section, “riot at a state correctional facility” means 3 or more persons, acting in concert, who intentionally or recklessly engage in violent conduct within a state correctional facility that threatens the security of the state correctional facility or threatens the safety or authority of persons responsible for maintaining the security of the state correctional facility.