1. A. ASME Boiler and Pressure Vessel Code -- 2023.

   1. 1. Section I Rules for Construction of Power Boilers.
   2. 2. Section IV Rules for Construction of Heating Boilers.
   3. 3. Section VIII Rules for Construction of Pressure Vessels.

2. B. Controls and Safety Devices for Automatically Fired Boilers, Applicable to boilers with fuel input ratings greater than or equal to 400,000 Btu/hr, ASME CSD-1-2015. Except:

   1. 1. Part CG-130(c).
3. C. National Board Inspection Code ANSI/NB-23 - 2023 Parts and 4.
4. D. NFPA 85 Boiler and Combustion Systems Hazard Code 2015.

5. E. Pressure Vessel Inspection Code: Maintenance Inspection, Rating, Repair and Alteration API 510 Tenth Edition, 2014. Except:

   1. 1. Section-8, and
   2. 2. Appendix-A.

The following safety codes and rules shall apply to all boilers and pressure vessels in Utah, except those exempted pursuant to Section 34A-7-101, and are incorporated by reference in this rule.

KEY: boilers, certification, safety

Date of Last Change: December 23, 2025

Notice of Continuation: September 29, 2025

Authorizing, and Implemented or Interpreted Law: 34A-7-101 et seq.