A resident may prescribe or order the administration of controlled substances for patients within a hospital or residency training program, provided, that such resident has completed his or her course of study in a recognized college of medicine and has been duly licensed by the Board of Medical Examiners of South Carolina to practice medicine within this state, and has duly registered with DHEC and the DEA under the respective Controlled Substances Acts.
S.C. Code Regs. § 61-4.1900.1903