780 CMR 12.00 — Chapter 12: Mechanical Administration

12.00 Chapter 12: Mechanical Administration

THIS IS AN UNOFFICIAL COPY OF THE REGULATIONS – OFFICIAL COPIES MUST BE OBTAINED FROM THE SECRETARY OF THE COMMONWEALTH

780 CMR: MASSACHUSETTS AMENDMENTS TO THE INTERNATIONAL BUILDING CODE 2021

780 CMR 51.00: MASSACHUSETTS RESIDENTIAL CODE (Amendments to the 2021 International Residential Code)

CHAPTER R12 MECHANICAL ADMINISTRATION Revise and replace section M1201.1 Scope as follows: M1201.1 Scope. The provisions of Chapters 12 through 24 of 780 CMR 51.00: Massachusetts Residential Code shall regulate the design, installation, maintenance, alteration and inspection of mechanical systems that are permanently installed and used to control environmental conditions within buildings. These chapters shall also regulate those mechanical systems, system components, equipment and appliances specifically addressed in this code. For the provisions of Chapters 12 through 23 of 780 CMR 51.00: Massachusetts Residential Code governed by the specialized codes (see 780 CMR 1.00), see the applicable specialized codes. Provisions related to work otherwise governed by 780 CMR 51.00: Massachusetts Residential Code shall be retained if not in conflict with other sections of 780 CMR 51.00: Massachusetts Residential Code. Enforcement of work governed by the specialized codes shall be by those persons so authorized. Additional requirements for boilers and other pressure vessels may be found in M.G.L. c. 146 and 522 CMR: Board of Boiler Rules, as applicable.