N.C. Gen. Stat. § 87-15.3

Once a complaint has been filed with the Board against a licensee or an unlicensed general contractor, the Board may, in its discretion, keep the identity of a complaining party confidential and not a public record within the meaning of Chapter 132 of the General Statutes until a time no later than the receipt of the complaint by the full Board for a disciplinary hearing or injunctive action.