S.C. Code Ann. Regs. 33-1
Under the authority of Chapters 1, 3 and 9 of Title 24 of the 1976 Code, the Department of Corrections publishes the following list of articles which are hereby designated as contraband at the State Penitentiary:
g. Money in any denomination or amount not submitted through the prison Treasurer.
Notice is hereby served on all prisoners and their visitors and any other person that the provisions of Section 24-3-950, S. C. Code 1976 will be enforced; and all such persons are urged to observe the law and refrain from violating this section in particular.