S.D. Codified Laws § 47-10-1
Corporations may be organized under this chapter to promote, assist, encourage, and through the cooperative efforts of the institutions and corporations which are members thereof, develop and advance the business prosperity and economy of the state to encourage new industries and to rehabilitate existing industries in the state; to promote and stimulate the expansion of South Dakota business ventures which tend to increase the growth and thrift of the state; to cooperate and act in conjunction with other organizations, the objects of which are the promotion of industrial, agricultural, and recreational developments within the state and to lend to approved and deserving applicants money for the carrying on and development of all kinds of business undertakings in the state, thereby establishing a medium of credit not otherwise readily available therefor.
SDCL 47-10-1