S.C. Code Ann. § 20-7-985
The tribunal exercising personal jurisdiction over a nonresident under Section 20-7-980 may apply Section 20-7-1100 to receive evidence from another state and Section 20-7-1110 to obtain discovery through a tribunal of another state. In all other respects, Sections 20-7-1025 through 20-7-1158 do not apply, and the tribunal shall apply the procedural and substantive law of this State, including the rules on choice of law other than those established by this subarticle.