S.C. Code Ann. § 16-13-10
(A) It is unlawful for a person to:
(B) A person who violates the provisions of this section is guilty of a:
(2) felony and, upon conviction, must be fined in the discretion of the court or imprisoned not more than five years, or both, if the amount of the forgery is less than five thousand dollars.
If the forgery does not involve a dollar amount, the person is guilty of a misdemeanor and, upon conviction, must be fined in the discretion of the court or imprisoned not more than three years, or both.