Minn. Stat. § 465.35: BUILDINGS.

If there be any buildings standing, in whole or in part, upon any parcel of the land to be taken, the appraisers shall, in such case, determine the amount of damages which should be paid to the owners thereof, in case such building, or so much as may be necessary, should be taken, and shall appraise and determine the amount of damages to be paid such owners in case they shall elect to remove such buildings.