O.C.G.A. § 24-13-113 (2019)

(a) For purposes of this Code section, the term “subpoena” shall have only the meaning set forth in subparagraph (A) of paragraph (5) of Code Section 24-13-111.

(b) In addition to the mechanism for issuing subpoenas provided for in Code Section 24-13-112, whenever any mandate, writ, or commission is issued out of any court of record in a foreign jurisdiction, a witness may be compelled by subpoena issued by the clerk of superior court of the county in which such witness resides to appear and testify in the same manner and by the same process and proceeding as may be employed for the purpose of taking testimony in proceedings pending in this state.