South dakota constitution
Article VIII: education and school lands
Section 6

All sales shall be conducted through the office of the commissioner of school and public lands as may be prescribed by law, and returns of all appraisals and sales shall be made to said office. No sale shall operate to convey any right or title to any lands for sixty days after the date thereof, nor until the same shall have received the approval of the Governor in such form as may be provided by law. No grant or patent for any such lands shall issue until final payment be made.