Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.76104

Sec. 76104. A deed, as provided by this part, given by this state, except state tax deeds for the conveyance of any land owned by the state, shall contain a clause reserving to this state a property right in aboriginal antiquities including mounds, earthworks, forts, burial and village sites, mines, or other relics and also reserving the right to explore and excavate for the aboriginal antiquity by and through this state's authorized agent and employee. This section applies only to the sale of tax reverted land. The department, with the approval of the department of history, arts, and libraries, may waive this reservation when conveying platted property and when making conveyances under subpart 3 of part 21.  1