S.D. Codified Laws § 21-27-9.3 (2026)
The state's attorney of the county in which the writ of habeas corpus was issued shall file a return to the writ within fifteen days unless for good cause additional or less time, is granted. The return shall state the true cause or authority for the detention.
Source: SL 1983, ch 169 , § 10; SL 1984, ch 161 , § 3.