S.C. Code Ann. § 14-7-1630
(A) The jurisdiction of a state grand jury impaneled under this article extends throughout the State. The subject matter jurisdiction of a state grand jury in all cases is limited to the following offenses:
(5) a crime involving terrorism, or a conspiracy or solicitation to commit a crime involving terrorism. Terrorism includes an activity that:
(b) appears to be intended to:
(C) In all investigations of crimes specified in subsection (A)(8), except in matters where the Department of Health and Environmental Control or its officers or employees are the subjects of the investigation, the Commissioner of the Department of Health and Environmental Control must consult with and, after investigation, provide a formal written recommendation to the Attorney General and the Chief of the South Carolina Law Enforcement Division. The Attorney General and the Chief of the South Carolina Law Enforcement Division must consider the impaneling of a state grand jury necessary before the Attorney General presents a petition, which includes the commissioner's written recommendation, to the chief administrative judge pursuant to Section 14-7-1630(B).