S.C. Code Ann. § 12-33-60: Exemption from tax of certain property from outside continental limits of United States.

A person entering South Carolina from outside the continental limits of the United States may bring into the State on his person or in his baggage, property obtained outside the continental limits of the United States, and such property shall not be subject to the tax imposed by this chapter; provided, that the total cost of the property does not exceed twenty dollars.