S.D. Codified Laws § 47-22-34 (2026)
Unless the articles of incorporation provide that a change in the number of directors shall be made only by amendment to the articles of incorporation, a change in the number of directors made by amendment to the bylaws shall be controlling. In all other cases, whenever a provision of the articles of incorporation is inconsistent with a bylaw, the provision of the articles of incorporation shall be controlling.
Source: SL 1965, ch 24 , § 31.