SDCL § 47-15-31: Powers of cooperatives--Securities holdings.

Unless otherwise provided by its articles, a cooperative may purchase, take, receive, subscribe for, or otherwise acquire, own, hold, vote, use, employ, sell, mortgage, lend, pledge, or otherwise dispose of, and otherwise use and deal in and with, shares or other interests in, or obligations of, other domestic or foreign cooperatives and corporations, partnerships or individuals, or direct or indirect obligations of the United States or of any other government, state, territory, governmental district, or municipality or of any instrumentality thereof.