N.C. Gen. Stat. § 58-74-10
Any mortgage given by any person in lieu of bond as administrator, executor, guardian, collector, receiver or as an officer required to give an official bond, or as agent or surety of such person or officer, or in lieu of bond or undertaking or recognizance for his appearance at any court in any criminal proceeding, or for the security of any cost or fine in a criminal action which has been registered, when such party as administrator, executor, guardian, collector, or receiver has filed his final account and when the time required by statute for the bond given by any administrator, executor, guardian, collector, or receiver to remain in force for the purpose of action thereon has expired, or when the officer required to give an official bond has fully complied with the conditions of such bond and the time within which suit is allowed by law to be brought thereon has expired, or when the person giving such mortgage in lieu of bond has made his appearance at the court to which he was bound and did not depart the court without leave, or paid the cost or fine required, may be canceled or discharged by the clerk of the superior court of the county where such action was pending or where the mortgage in lieu of bond is recorded by recording a satisfaction document pursuant to G.S. 45-37(a)(7), and such satisfaction document shall have the effect to discharge and release all the right, title and interest of the State of North Carolina in and to the property described in such mortgage.
N.C. Gen. Stat. § 58-74-10