S.C. Code Ann. § 61-4-60: False information about age.

It is unlawful for a person to whom beer or wine cannot be lawfully sold to knowingly give false information concerning his age for the purpose of purchasing beer or wine. A person who violates the provisions of this section, upon conviction, must be fined not less than one hundred dollars nor more than two hundred dollars or be imprisoned for not more than thirty days, or both.