S.C. Code Ann. § 12-10-80
(A) A business that qualifies pursuant to Section 12-10-50(A) and has certified to the council that the business has met the minimum job requirement and minimum capital investment provided for in the revitalization agreement may claim job development credits as determined by this section.
(B)
(1) The maximum job development credit a qualifying business may claim for new employees is limited to the lesser of withholding tax paid to the State on a quarterly basis or the sum of the following amounts:
(C) To claim a job development credit, the qualifying business must incur qualified expenditures at the project or for utility or transportation improvements that serve the project. To be qualified, the expenditures must be:
(3) used for any of the following purposes:
(D)
(1) The amount of job development credits a qualifying business may claim for its use for qualifying expenditures is limited according to the designation of the county as defined in Section 12-6-3360(B) as follows:
(2) The amount that may be claimed as a job development credit by a qualifying business is limited by this subsection and by the revitalization agreement. The council may approve a waiver of ninety-five percent of the limits provided in item (1) for:
(b) a related person to a significant business if the related person is located at the project site of the significant business and qualifies for job development credits pursuant to this chapter.
For purposes of this item, a related person includes any entity or person that bears a relationship to a significant business as provided in Internal Revenue Code Section 267 and includes, without limitation, a limited liability company of which more than fifty percent of the capital interest or profits is owned directly or indirectly by a significant business or by a person or entity, or group of persons or entities which owns, more than fifty percent of the capital interest or profits in the significant business.
(I) A taxpayer who qualifies for the job development credit pursuant to the provisions of this section and who is located in a multicounty business or industrial park jointly established pursuant to Section 13 of Article VIII of the Constitution of this State is allowed a job development credit equal to the amount allowed pursuant to subsection (D) for the designation of the county which has the lowest development status of the counties containing the park if: