S.C. Code Regs. § ch. 61, 61-125, 61-125.1300, 61-125.1303
If the facility accepts patients in need of medically-prescribed special diets, the menus for such diets shall be planned by a professionally-qualified dietitian or shall be reviewed and approved by a physician or other authorized healthcare provider. The facility shall maintain documentation that each of these menus has been planned by a dietitian, a physician or other authorized healthcare provider. At a minimum, documentation for each patient's special diet menu shall include the signature of the dietitian, the physician or other authorized healthcare provider, his or her title, and the date he or she signed the menu. Facility staff preparing a patient's special diet shall be knowledgeable of the procedure to prepare each special diet. The preparation of any patient's special diet shall follow the written guidance provided by a registered dietitian, physician, or other authorized healthcare provider authorizing the patient's special diet. For each patient receiving a special diet, this written guidance shall be documented in the patient's record.
S.C. Code Regs. ch. 61, 61-125, 61-125.1300, 61-125.1303