S.D. Codified Laws § 1-16A-31
The authority shall have the power, together with all powers incidental thereto or necessary for the performance thereof, to make loans to or for the benefit of any participating health institution or participating educational institution, as the case may be, for the cost of the facilities in accordance with an agreement between the authority and such participating health institution or participating educational institution, as the case may be. No such loan may exceed the total cost of such facilities as determined by such participating health institution or participating educational institution, as the case may be, and approved by the authority. Such loans may be made to an entity affiliated with a participating health institution or participating educational institution, as the case may be, if the proceeds of such loans are made available to or otherwise applied for the benefit of such participating health institution or participating educational institution, as the case may be.
SDCL 1-16A-31