In any action, proceeding, or matter of any kind, to which the Commissioner of Motor Vehicles is a party or in which he may have an interest, all pleadings, legal notices, proof of claim, warrants for collection, certificates of tax liability, executions, and other legal documents, may be signed and verified on behalf of the Commissioner of Motor Vehicles by the Assistant Commissioner of Motor Vehicles or by any director or assistant director of any section of the Division of Motor Vehicles or by any other agent or employee of the Division so authorized by the Commissioner of Motor Vehicles.
N.C. Gen. Stat. § 20-2