N.C. Gen. Stat. § 95-69.14
The Commissioner may adopt, modify, or revoke any rules and regulations governing the construction, installation, repair, alteration, inspection, use, and operation of boilers and pressure vessels as the Commissioner deems appropriate to insure the safe operation and avoidance of injury to person or property from boilers and pressure vessels. The rules and regulations will conform as nearly as possible to the standards of the American Society of Mechanical Engineers and the amendments and interpretations of those engineering standards.
The procedure for the adoption, modification, or revocation of the rules and regulations shall be in accordance with Chapter 150B of the General Statutes, the Administrative Procedure Act.
N.C. Gen. Stat. § 95-69.14