All reconstruction, including Repairs and Alterations performed to bring the vessel to the original code of construction, as stamped on the Boiler, shall be done in accordance with the provisions of M.G.L. c. 146, § 2, 2019 NBIC Part 3, and the 2019 ASME Boiler and Pressure Vessel Code Section IV, Rules for Construction of Heating Boilers.
522 CMR, § 4.03