S.D. Codified Laws § 1-11-44 (2026)
Any business record obtained pursuant to an investigative subpoena must be used solely for official law enforcement purposes and may not be disclosed except as necessary to carry out a criminal investigation or a prosecution, or as otherwise required by law. In examining business records obtained pursuant to an investigative subpoena, the attorney general or the attorney general's designee shall take all reasonable steps to safeguard the privacy rights of an individual and avoid unnecessary disclosure of personal information concerning any identified person.
Source: SL 2026, ch 2 , § 8.