All inmates under confinement in a state correctional facility are under the charge and custody of the secretary of corrections, who may delegate to the warden of the state correctional facility the authority to govern, house, discipline and employ them in the manner prescribed by law and the rules and institutional policies of the Department of Corrections as approved by the secretary. A warden may delegate administrative decision making to various staff members or committees consisting of staff members. However, any decision made by such staff member or committee is subject to the final approval of the secretary.
SDCL 24-2-1