Mich. Comp. Laws § 552.639

Sec. 39. (1) If a payer is committed to jail or an alternative to jail under section 33(1)(b) or 35(2)(a) and violates the conditions prescribed by the court, the court shall commit the payer to the county jail without the privilege provided under section 33(1)(b) or 35(2)(a) for the balance of the period of the commitment imposed by the court. (2) If a payer is committed to jail or an alternative to jail under section 33(1)(b) or 35(2)(a) and fails to return to the place of confinement within the time prescribed, the payer shall be considered to have escaped from custody and shall be guilty of a misdemeanor, punishable by imprisonment for not more than 1 year.