S.D. Codified Laws § 1-16A-74
The authority is hereby designated and empowered to act as a public instrumentality and agency of the state exercising public and essential governmental functions for the purpose of reducing the cash flow difficulties faced by LEAs and other public bodies, improving the financial procedures of school districts and other public bodies, reducing the short-term borrowing costs of LEAs and other public bodies, financing capital improvements for vocational education, assisting public bodies in the financing of real property, equipment or other personal property and assisting public bodies, health institutions and educational institutions in the investment of funds intended for use or application in connection with any purpose, project or program authorized by this chapter.
SDCL 1-16A-74