S.C. Code Ann. § 34-28-810

Federal savings and loan associations, which are incorporated pursuant to the laws of the United States and the principal place of business of which is located within this State, are not foreign corporations or foreign associations. Unless federal laws or regulations provide otherwise, these federal associations and the members or stockholders thereof shall possess all of the rights, powers, privileges, benefits, immunities, and exemptions that are provided by the laws of this State for associations organized under the laws of this State and for the members or stockholders thereof. This provision is additional and supplemental to any provision which, by specific reference, is applicable to federal associations and the members or stockholders thereof.