S.C. Code Ann. § 12-43-296

In accordance with Section 7(b), Article X, of the Constitution of this State, political subdivisions, including school districts, of this State shall prepare and maintain annual budgets which provide for sufficient income to meet estimated expenses for each fiscal year. Notwithstanding any other provision of law, political subdivisions, including school districts, of this State may maintain and carry forward reasonable positive general fund balances from fiscal year to fiscal year including, but not limited to, those years in which property within a political subdivision or school district is subject to reassessment.