S.D. Codified Laws § 13-51-15
Where a capital improvement is to be primarily financed by private donations, the Board of Regents shall require the institution at which the construction will take place to develop a long-range financing plan to detail how the institution will fund projected operating, maintenance, and repair costs associated with the capital improvement. The board may require the establishment of endowments or the provision for the other nonstate fund revenue sources to cover projected operating, maintenance, or repair costs of privately donated academic buildings. The board shall require the establishment of endowments or the provision for other nonstate fund revenue sources to cover projected operating, maintenance, or repair costs of privately donated nonacademic buildings.
SDCL 13-51-15