Code of Massachusetts Regulations
522 CMR - BOARD OF BOILER RULES
Title 522 CMR 9.00 - Refrigeration and Air Conditioning Systems
Section 9.03 - Installation
Universal Citation: 522 MA Code of Regs 522.9
Current through Register 1531, September 27, 2024
In accordance with the provisions of M.G.L. c. 146, § 2, the Board adopts ASHRAE 15-2019 Safety Standards for Refrigeration Systems and ASHRAE 34-2019 Designation and Safety Classification of Refrigerants for the Installation of Refrigeration Systems and ANSI/IIAR Standard 4-2020, American National Standard for Installation of Closed-circuit Ammonia Refrigeration Systems.
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