S.D. Codified Laws § 21-27-9.3
Current with legislation signed by the governor on or before 3/6/2024
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.
SDCL 21-27-9.3