N.C. Gen. Stat. § 62-40
When a public utility embraced in this Chapter has a controversy with another person and all the parties to such controversy agree in writing to submit such controversy to the Commission as arbitrator, the Commission shall act as such, and after due notice to all parties interested shall proceed to hear the same, and its award shall be final. Such award in cases where land or an interest in land is concerned shall immediately be certified to the clerk of the superior court of the county or counties in which said land, or any part thereof, is situated, and shall by such clerk be docketed in the judgment docket for such county, and from such docketing shall have the same effect as a judgment of the superior court for such county. Parties may appear in person or by attorney before such arbitrator.
N.C. Gen. Stat. § 62-40