S.D. Codified Laws § 21-19-19

If the creditor disputes the facts as stated in the claim or questions the valuations of property as stated in such claim, he must, within three days of service upon him of such claim, file and serve on claimant an answer thereto. Such answer must specify the alleged facts in such claim which the creditor disputes, and the items of property claimed as additional exemptions as to which the valuations alleged by the claimant are disputed by the creditor.