South Carolina Code 4-10-340. Tax imposition and termination
(B) The tax terminates the final day of the maximum time period specified for the imposition.
(C)(1) Amounts collected in excess of the required net proceeds must first be applied, if necessary, to complete a project for which the tax was imposed.
(2) If funds still remain after first using the funds as described in item (1) and the tax is reimposed, the remaining funds must be used to fund the projects approved by the voters in the referendum to reimpose the tax, in priority order as the projects appeared on the enacting ordinance.
(3) If funds still remain after first using the funds as described in item (1) and the tax is not reimposed, the remaining funds must be used for the purposes set forth in § 4-10-330(A)(1). These remaining funds only may be expended for the purposes set forth in § 4-10-330(A)(1) following an ordinance specifying the authorized purpose or purposes for which the funds will be used.