Mich. Comp. Laws § 3.714

Sec. 4. The officers and agencies of this state and its subdivisions having authority to place children may enter into agreements with appropriate officers or agencies of or in other party states pursuant to subsection (2) of Article V of the interstate compact on the placement of children. An agreement which contains a financial commitment or imposes a financial obligation on this state or a subdivision or agency of this state shall not be binding unless it has the approval in writing of the state budget officer in the case of the state and of the chief local fiscal officer in the case of a subdivision of the state.