S.C. Code Ann. § 12-6-3375
(C) For every year in which a taxpayer claims the credit, the taxpayer shall attach a schedule to the taxpayer's state income tax return, which shall set forth the following information, as a minimum, in addition to the information required by law and by the Department of Revenue:
(D) As used in this section:
(G) The maximum amount of tax credits allowed to all qualifying taxpayers pursuant to this section may not exceed eight million dollars per calendar year. Tax credits allowed shall be allocated based on the date an application is received by the Coordinating Council for Economic Development.
The Coordinating Council has sole discretion in determining eligibility for additional credits provided by this section.
An application must be submitted to the Coordinating Council with the same information as required by subsection (C), and any other information required by the Coordinating Council.