S.D. Codified Laws § 23A-14-2 (2026)
A prosecuting attorney may issue subpoenas, subscribed by him, for witnesses within the state, in support of a prosecution, or for such witnesses as a grand jury may direct. An attorney for a defendant may issue subpoenas subscribed by him for witnesses the defendant may require.
Source: SDC 1939 & Supp 1960, § 34.2401; SDCL, § 23-40-3; SL 1978, ch 178 , § 178.