Mich. Comp. Laws § 123.772

Sec. 42. Proceedings may be commenced and prosecuted under this chapter whenever the board of public works, acting as the agency of the county, shall have declared by resolution that it deems it necessary to take certain private property for a designated public improvement, and that such improvement is for the use or benefit of the public. It shall by resolution direct its attorney to institute the necessary proceedings in its behalf in the circuit court of the county where the private property sought to be taken is located.