Section 20.01 - Purpose and Scope(1)220 CMR 20.00 prescribes minimum safety requirements for the design, fabrication, installation, inspection, testing, operation, and maintenance of Main and Service Piping by Steam Distribution Companies.(2)220 CMR 20.00 applies to every Steam Distribution Company operating a plant, equipment or facilities for the manufacture, production, transmission, furnishing or distribution of steam to or for the public for compensation within the Commonwealth.(3) Every Steam Distribution Company shall comply with M.G.L. c. 164B, M.G.L. c. 25, § 18A, and 220 CMR 20.00.(4)220 CMR 20.00 does not apply to: (a) Plant, equipment or facilities used for or in connection with the generation or production of steam or not directly associated with the distribution of steam; or(b) The design, fabrication, and installation of piping downstream of the customer's property line.(5) Any entity operating a steam distribution system within the Commonwealth that does not meet the definition of a Steam Distribution Company must file with the Department a detailed inspection and maintenance plan, in accordance with the Department's specifications and M.G.L. c. 164B, § 4. The plan must be filed every two years as directed by the Department.Amended by Mass Register Issue 1468, eff. 4/29/2022.