North Carolina General Statutes Chapter 44. Liens § 44-51.3. Discharge of lien

(1) By filing with the clerk of superior court a receipt or acknowledgment, signed by the county or municipal treasurer, that the lien has been paid or discharged;

(2) By depositing with the clerk of superior court money equal to the amount of the claim, which money shall be held for the benefit of the claimant; or

(3) By an entry in the lien docket that the action on the part of the lien claimant to enforce the lien has been dismissed, or a judgment has been rendered against the claimant in such action.