N.C. Gen. Stat. § 95-110.6

(1) Whenever the Commissioner determines that a device or equipment is subject to the provisions of this Article, and that the operation of such device or equipment is exposing the public to an unsafe condition likely to result in serious personal injury or property damage, he may immediately order in writing that the use of the device or equipment be stopped or limited until such time as he determines that the device or equipment has been made safe for use by the public.

(2) Whenever the Commissioner determines that the provisions of this Article or the rules and regulations promulgated thereunder have not been complied with, he may refuse to issue or renew or may revoke, suspend or amend a certificate of operation.

(3) Any action taken under this section by the Commissioner shall be final, unless within 15 days after receipt of notice thereof by certified mail with return receipt, by signature confirmation as provided by the U.S. Postal Service, by a designated delivery service authorized pursuant to 26 U.S.C. § 7502(f)(2) with delivery receipt, or via hand delivery, the person against whom such action was taken takes exception to the determination, in which event the final determination of the action shall be made in an administrative proceeding and in a judicial proceeding pursuant to Chapter 150B of the General Statutes, the Administrative Procedure Act.