N.C. Gen. Stat. § 7A-39.7
An emergency justice or emergency judge shall not have or possess any jurisdiction or authority to hear arguments or participate in the consideration and decision of any cause or perform any other duty or function of a justice of the Supreme Court or judge of the Court of Appeals, respectively, except while serving under an order of recall and in respect to appeals, motions, and other matters heard, considered, and decided by the court during the period of his temporary service under such order; and the justice of the Supreme Court or judge of the Court of Appeals in whose behalf an emergency justice or emergency judge is recalled to active service shall be disqualified to participate in the consideration and decision of any question presented to the court by appeal, motion or otherwise in which any emergency justice or emergency judge recalled in his behalf participated.
N.C. Gen. Stat. § 7A-39.7