Mich. Comp. Laws § 66.11

Sec. 11. The council shall have power to provide and maintain a village lockup or holding facility, and may provide for the confinement of persons sentenced to imprisonment or detention under the ordinances of the village. All persons sentenced to confinement and all persons imprisoned on execution for nonpayment of fines for violation of the ordinances of the village in the lockup or holding facility may be kept at hard labor during the term of their imprisonment, either within or without the prison, under such regulations as the council may prescribe.