Mich. Comp. Laws § 213.177

Sec. 7. Within 90 days after the filing of any such determination of damages, as aforesaid, the board or commissioner having the matter in charge, unless the parties interested in the property therein described having accepted the amount tendered or offered and delivered the proper conveyances, shall file with the circuit court or probate court of the county in which such property is situated a petition, describing the highway improvement for which the property has been taken, reciting that the said board or commissioner has made and filed the determination as hereinabove provided, and that he or it has taken possession of the property therein described for public highway purposes, and that compensation has not been paid to the owners, stating as to each parcel whether the fee of said property, or an easement therein, has been taken, giving the name of each person interested in each such piece or parcel of property, and praying for the appointment of 3 court commissioners to appraise the damages to be paid as compensation for the taking of each such piece or parcel of property for such highway purposes.