S.C. Code Ann. § 59-67-710
(1) The Director of the Division of General Services, with the approval of the State Budget and Control Board, shall provide insurance coverage on all state-owned school buses which are operated under the authority of, and which are being used for the purposes of, Article 3 of this chapter. Such insurance contracts must be provided either through commercial carriers or through the insurance reserve funds of the Division of General Services. The insurance contracts shall provide at least the following benefits:
(c) additional coverage must also be provided for the following named perils:
(2) The benefits provided for in subsection (1) shall exist without regard to fault or negligence. The insurance shall cover any accident which occurs:
(3)
(a) For any action or claim for damages brought under the provisions of Chapter 78 of Title 15 of the 1976 Code, the liability may not exceed the following limits: