Mich. Comp. Laws § 32.1055: Cruel or unusual punishment prohibited; use of irons prohibited; exception.

Sec. 55.

Punishment by flogging, branding, marking, or tattooing the body or any other cruel or unusual punishment, shall not be issued by a court-martial or inflicted upon a person subject to this code. The use of irons, single or double, except for the purpose of safe custody, is prohibited.