Mich. Comp. Laws § 257.791g: Disruptive conduct prohibited; live music permit; violation as civil infraction.

Sec. 791g.

(1) A person shall not engage in disruptive conduct that interferes with the operation or safe use of the street railway system, or negatively impacts the functions of officers, employees, or agents of the street railway, or of police officers.

(2) A street railway system may issue a permit for a person to play live music within a station. A person with a permit issued under this subsection may play live music as provided in the permit.

(3) A person who violates this section is responsible for a civil infraction.