15-6-56(b). Summary judgment for defending party. A party against whom a claim, counterclaim, or cross-claim is asserted or a declaratory judgment is sought may, at any time, move with or without supporting affidavits for a summary judgment in his favor as to all or any part thereof.
Source: SD RCP, Rule 56 (b), as adopted by Sup. Ct. Order March 29, 1966, effective July 1, 1966.