Mich. Comp. Laws § 2.301
Be it resolved by the senate and house of representatives of the state of Michigan, that
Whereas, The eighty-first general assembly of Ohio in house bill 701 passed May twenty-seventh, 1915, and the forty-eighth Legislature of Michigan by Act 84 of Public Acts of 1915, provided for a joint re-location and permanent monumenting of the line between Ohio and Michigan, and
Whereas, This work has been duly executed by the proper officers of both states as evidenced by their report dated July first, 1916, to the governing authorities of both states, therefore be it
Resolved, That the said boundary line as re-located and monumented under authority of the acts above cited be adopted as the true boundary, and that the work of the commissioners and their above mentioned report be adopted as final.
MCL 2.301