S.C. Code § 43-1-80
The State Department shall supervise and administer the public welfare activities and functions of the State as provided in Chapters 1, 3, 5, 7, 9, 19, and 23 and child protective services as referred to in Title 63, Chapter 7 or as otherwise authorized by law and may act as the agent of the State, cooperate with any federal agency for the purpose of carrying out matters of mutual concern, and administer any federal funds granted the State in the furtherance of the duties imposed upon the State Department. The Department shall study the various social problems confronting the State, inquiring into their causes and possible cures, making such surveys, gathering such statistics, and formulating such recommended public policies in connection thereto as may be in the interest of the State, and shall make such information available in published form. The Department may adopt all necessary rules and regulations and formulate policies and methods of administration, when not otherwise fixed by law, to carry out effectively the activities and responsibilities delegated to it. The aim of the Department shall be to promote the unified development of welfare activities and agencies of the State and local governments so that each agency and governmental institution may function as an integral part of a general system.
S.C. Code § 43-1-80