S.D. Codified Laws § 47-25A-19 (2026)
A domestic business corporation may become a domestic nonprofit corporation pursuant to a plan of nonprofit conversion only if incorporating pursuant to this chapter is not prohibited by any other law of this state. If the law of a domestic business corporation does not provide procedures for the approval of either a nonprofit conversion or a merger, a plan of nonprofit conversion must be adopted and approved, and the conversion effectuated in accordance with this chapter.
Source: SL 2016, ch 221 , § 34.