S.C. Code Ann. § 48-46-40
(A)
(6)
(a) To the extent authorized by the compact commission, the board on behalf of the State of South Carolina may enter into agreements with any person in the United States or its territories or any interstate compact, state, U.S. territory, or U.S. Department of Defense military installation abroad for the importation of waste into the region for purposes of disposal at a regional disposal facility within South Carolina. No waste from outside the Atlantic Compact region may be disposed at a regional disposal facility within South Carolina, except to the extent that the board is authorized by the compact commission to enter into agreements for importation of waste.
(viii) 35,000 cubic feet in fiscal year 2008.
After fiscal year 2008, the board shall not authorize the importation of nonregional waste for purposes of disposal.
The board shall authorize the importation of nonregional waste into the region for purposes of disposal at the regional disposal facility in South Carolina so long as nonregional waste would not result in the facility accepting more than the following total volumes of all waste:
(B)
(2) In identifying the allowable costs for operating a regional disposal facility, the PSC shall:
(3) Allowable costs include the costs of those activities necessary for:
(n) any other costs directly associated with disposal operations determined by the PSC to be allowable.
Allowable costs do not include the costs of activities associated with lobbying and public relations, clean-up and remediation activities caused by errors or accidents in violation of laws, regulations, or violations of the facility operating license or permits, activities of the site operator not directly in support of waste disposal, and other costs determined by the PSC to be unallowable.
(7)
(D)
(E) Revenues received pursuant to item (1) of subsection (D) must be allocated as follows: