The amount of revenue derived from the fee increases established in Section 42, Part II, 1986 Act 540 which exceeds the revenue generated pursuant to Sections 56-3-620, 56-3-760, and 56-19-420 of the 1976 Code prior to July 1, 1986 shall be expended by the Department of Transportation to improve access routes to distressed and impacted areas of the State.
S.C. Code § 56-3-625