S.D. Codified Laws § 28-8-29

The use or disclosure of information obtained in connection with the administration of the comprehensive annual service programs concerning applicants for or recipients of such services is confidential and restricted to purposes directly connected with the administration of that program. However, such information may be disclosed with the prior written consent of the applicant or recipient or, if a minor, a parent or guardian, or, in accordance with such rules promulgated by the department, for purposes directly connected with the administration of any other related program.