Mich. Comp. Laws § 105.28

Sec. 28. In case there is on the private property taken a building or other structure, the same shall be sold by or under direction of the council; the amount produced by this sale shall belong and be paid to the fund for paying the compensation awarded for the property taken, and the council shall cause such amount to be credited and applied in reduction pro rata of the assessment and apportionment made to pay for the property taken.