S.C. Code Ann. § 62-5-432
If no local conservator has been appointed and no petition in a protective proceeding is pending in this State, then, except as provided in Section 62-5-431, a domiciliary foreign conservator may file with the court in this State in all counties in which property belonging to the protected person is located, authenticated copies of his appointment and of any official bond he has given. Thereafter, he may exercise as to assets in this State all powers of a local conservator and maintain actions and proceedings in this State subject to any conditions imposed upon nonresident parties generally.