(A) Except as provided for in subsection (B), the General Assembly delegates to a county for the unincorporated areas of a county, and to a municipality for the municipality, the authority conferred to this State by the United States Congress pursuant to the Johnson Act, as amended, 15 U.S.C. Sections 1171 through 1177. The authority delegated herein includes the power to regulate or prohibit gambling aboard gambling vessels while such vessels are outside the territorial waters of the State, when such vessels embark or disembark passengers within their respective jurisdictions for voyages that depart from the territorial waters of the State, sail into United States or international waters, and return to the territorial waters of the State without an intervening stop.

(B) The General Assembly specifically retains and does not delegate to a county or municipality the authority to regulate or prohibit gambling on passenger cruise liners, as defined in this chapter, which is conferred to this State by the United States Congress pursuant to the Johnson Act, as amended, 15 U.S.C. Sections 1171 through 1177.

(C) The authority delegated to a county or municipality under subsection (A) is delegated pursuant to Chapter 9 of Title 4 and Chapter 7 of Title 5, Code of Laws of South Carolina.