Section 1331.4 - Design and construction(a)General rule.--Every boiler or unfired pressure vessel used or destined for use in this Commonwealth shall be designed, constructed and installed in accordance with the codes adopted under this act, or any successor code adopted by the department, and shall be operated and maintained to safely sustain the pressure at which the boiler or unfired pressure vessel is designed and intended to operate.(b)Interim requirements.--The department shall use the following codes and editions until such time as new regulations are promulgated and become effective: (1) ASME Boiler and Pressure Vessel Codes 2010 edition and 2011 addenda.(2) National Board Inspection Code (NBIC) (ANSI/NB23), 2011 edition.(3) National Fire Protection Association (NFPA) Code Pamphlet 85 (Boiler and Combustion Systems Hazards Code), 2011 edition.(4) ASME CSD1 Code Controls and Safety Devices, 2009 edition.(5) ASME Piping Code ASME B31.1 (Power Piping) and ASME B31.3 (Process Piping), 2010 edition.Amended by P.L. 1149 2013 No. 104, § 1, eff. 5/26/2014.1998, June 18, P.L. 655, No. 85, § 4, effective in 30 days.