By the Division of Professional Licensure

4.01: Scope and Purpose

248 CMR 4.00 governs the Board's adoption of the ANSI Z223.1-2002 NFPA-54-2002 National Fuel Gas Code 2002 Edition and NFPA 58 Liquefied Petroleum Gas Code 2001 Edition and the modifications which comprise the Massachusetts Fuel and Gas Code.

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4.02: Definitions

As used in 248 CMR 4.00 through 7.00.

NFPA-54. The ANSI Z223.1-2002 NFPA-54-2002 National Fuel Gas Code 2002 Edition.

NFPA-58. The NFPA 58 Liquefied Petroleum Gas Code 2001 Edition.

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4.03: Adoption of Relevant Codes and Overview of Modifications

(1) Adoption of Relevant Codes: The Massachusetts Fuel Gas Code shall be:

(a) The ANSI Z223.1-2002 NFPA-54-2002 National Fuel Gas Code 2002 Edition as modified in 248 CMR 4.00 and 248 CMR 5.00. A copy of ANSI Z223.1-2002 NFPA-54-2002 National Fuel Gas Code 2002 Edition may be obtained from any national bookstore chain.

(b) The NFPA 58 Liquefied Petroleum Gas Code 2001 Edition as modified in 248 CMR 4.00. A copy of NFPA 58 Liquefied Petroleum Gas Code 2001 Edition may be obtained from any national bookstore chain.

(c) 248 CMR 7.00 Massachusetts Code for Gas Utilization Equipment in Large Boilers.

(2) Overview of Modifications.

(a) Order of Precedence:

  1. 248 CMR 3.00 through 10.00 shall take precedence when there is a conflict between 248 CMR 3.00 through 10.00 and the NFPA-54.
  2. 248 CMR 3.00 through 10.00 shall take precedence when there is a conflict between 248 CMR 3.00 through 10.00 and the NFPA-58.
  3. In the event of a conflict between the 2002 Edition of NFPA-54-ANSI Z223.1 National Fuel Gas Code as modified in 248 CMR 4.00 and 248 CMR 5.00 and the 2001 Edition of the NFPA 58 Standard for the Storage and Handling of Liquefied Petroleum Gases as modified in 248 CMR 4.00, the 2002 Edition of NFPA-54-ANSI Z223.1 National Fuel Gas Code with the modifications made in 248 CMR 4.00 and 5.00 shall take precedence over the 2001 Edition of the NFPA 58 Standard for the Storage and Handling of Liquefied Petroleum Gases with the modifications in 248 CMR 4.00.

(b) Modifications to NFPA 58 -- NFPA 58--2001 Standard for the Storage and Handling of Liquefied Petroleum Gases shall be modified as follows:

  1. Chapters 1, 2, and 3 as they apply to the use of Liquefied Petroleum Gas Systems not covered in NFPA-54-ANSI Z223.1, 2002 have been adopted as the Code governing these systems.
  2. Reference to Storage Containers in Chapters 1, 2,and 3 are not adopted by the Board given that FPR 527 CMR 6.00 governs Storage Containers.
  3. Reference to Engine Fuel Systems and LP-Gas Systems on Vehicles in Chapter 3 are not adopted by the Board.

(c) NFPA-54- ANSI Z223.1 --2002 the National Fuel Gas Code shall be modified as follows:

1. Delete pages i through iv and substitute the following:

In accordance with the provisions of M.G.L. c. 142, § 13, the Board makes the following rules and regulations relative to the installation of fuel gas piping systems, fuel gas utilization equipment, and related accessories throughout the Commonwealth.

Nothing in 248 CMR 3.00 through 7.00 shall conflict with the provisions of 220 CMR Department of Telecommunication and Energy 100.00 through 113.00 of the Massachusetts Gas Distribution Code and nothing in 248 CMR shall supersede or overrule any of the provisions of M.G.L. c. 142 or any code, rules, or regulations established under the authority of M.G.L. c. 142.

Rule 1. Gas piping systems, in general, shall be low pressure (not in excess of ½ pound per square inch or 14 inches water column).

Rule 2. The requirements of 248 CMR 3.00 shall apply to all gas fitting work performed in the Commonwealth.

Rule 3. In cases of emergency a gas appliance may be turned on temporarily by the licensed installer provided:

  1. the installer has tested the piping in accordance with the appropriate section of 248 CMR;
  2. the installer and the supplier are satisfied that the installation of piping and use of the equipment will assure safe operation; and
  3. the Inspector (or the chief inspector if more than one inspector) is notified and a regular Inspection is made at the earliest opportunity but not later than the next working day.

Rule 4. Undiluted Liquefied Petroleum Gas: (Propane Gas)

  1. No deliveries of propane gas shall be made to any new or altered gas piping installation without the supplier first ascertaining whether the Inspector has approved the permit and Inspected the installation.
  2. Alterations or additions to the original gas piping installation shall require re-approval and issuance of new permits.

Rule 5. Each trailer that is used in any way for human occupancy and incorporates a gas piping system shall be inspected by the Inspector in every location and relocation where such trailer is in use and reconnected to a fuel gas source that is regulated by 248 CMR 3.00 through 7.00.

Rule 6. For the purpose of 248 CMR, the Inspector shall be either the Local or State Inspector as determined under 248 CMR 3.00.

Rule 7. An amendment to Title 49 CFR, Code of Federal Regulations Part 192, Subpart A - General Section 192.3 Definitions of the minimum Federal Safety Standards relating to transportation of Natural Gas and other Gas by Pipeline redefine a service line to mean a distribution line that transports gas from a common source to:

  1. A customer meter or the connection to a customer's piping, whichever is farther downstream; or
  2. The connection to a customer's piping if there is no customer meter. A customer meter is the meter that measures the transfer of gas from an operator to a customer.

Rule 8. Exception to Permit Requirements of 248 CMR 3.00. No permit shall be required for:

  1. The adjusting of gas appliance controls, the adjusting of gas flames, the replacement of gas controls, the installation or replacing of gas meters and regulators, and the servicing of gas appliances shall be deemed work for which no permit shall be required.
  2. The restoration of gas service after a gas meter or meter fit is relocated under the following rules:
    1. The work shall be done by authorized employees of gas companies organized under M.G.L. c. 164.
    2. The required gas piping reconnection shall not exceed ten feet.
    3. The gas piping reconnections shall be labeled by the installing gas company.

Rule 9. Gas shall not be turned on to a new or existing system, which has been renovated unless the installation has been Inspected and approved by the Inspector as required under 248 CMR 3.00.

Rule 10. Whenever there is reason to believe that the gas system of any building or structure has become defective, it shall be subjected to test and/or Inspections, any defects found shall be corrected as required in writing by the Inspector.

Rule 11. Whenever additional gas piping connections or alterations thereof are being made or installed in existing buildings or premises, and existing gas fitting is found to be in violation of 248 CMR to the point of being a health menace, nuisance or a safety hazard, such existing gas fitting shall be made compliant with 248 CMR 3.00 through 7.00 before any additional work may be completed.

Rule 12. In addition to the requirements of 248 CMR 3.00 through 7.00, when gas equipment, which is connected to a gas system, is to be permanently removed and/or replaced, a permit for the work shall be secured. All connections to such equipment shall be made gas tight by use of a plug or cap.

Rule 13. Should a licensed plumber or gas fitter holding a gas permit for installation of gas work turn on gas to such work without first notifying the Inspector, he may not be granted any further gas permits upon the discretion of the Inspector.

Rule 14. Surveyed. Prior to the commencement of work, all portions of existing systems that are directly affected by proposed gas fitting work shall be surveyed by the licensed plumber or gas fitter to insure that the existing work is adequate to support the proposed work.

Rule 15. In the case of a fire or explosion involving facilities or buildings regulated by the Board, the Inspector shall in reasonable detail promptly notify the Board and the Serving Gas Supplier. The Inspector or authorized agent of the State Fire Marshall shall impound any gas piping or gas equipment involved in the incident which in his or her opinion contributed in any way to the explosion or fire.

Rule 16. Utility Gas and Undiluted Liquefied Petroleum Gas systems within the same building:

  1. Utility gas and L.P. gas systems shall not be installed within the same building except where the Board has first granted Special-Permission under 248 CMR 3.00.
  2. When the two gas systems are installed within the same building, the natural gas piping system shall be color-coded yellow and the L. P. gas piping system colored green.
  3. Labeling: The gas piping systems shall be labeled:
    1. at a minimum of every ten feet;
    2. at all changes of direction;
    3. on each side of a penetration through a partition, wall or ceiling; and,
    4. at every gas shutoff valve.
    5. The labels shall be:
      1. colored yellow with black lettering, indicating the type of gas and the pressure contained within the piping system, and
      2. the letters shall be sized so that the labeling can be read from a normal line of vision when standing at the main floor level.

Rule 17. The Limited Liquefied Petroleum Gas Installer shall be responsible for the gas permits when installing, connecting, and moving liquefied petroleum gas salamanders, space heaters and related equipment used in buildings under construction.

Rule 18. A secondary meter assembly from utility gas companies is allowed down stream of a master meter subject to all permits, testing, rules, and regulations.

Rule 19. Gas piping systems, for gas utilization equipment over 12,500,000 BTU/hour and water tube boilers having outputs of 10,000 pounds of steam per hour or more require:

  1. that Special-permission by the Board be obtained before installation.
  2. That the plans bear the seal of a Massachusetts Registered Professional Engineer.
  3. That accompanying the plans is a letter from the servicing gas supplier indicating that the fuel supply is available.

Rule 20. Gas piping systems for cogeneration facilities require:

  1. Special-permission from the Board prior to installation.
  2. That the plans bear the seal of a Massachusetts Registered Professional Engineer.
  3. That accompanying the plans is a letter from the servicing gas supplier indicating that the fuel supply is available.

Rule 21. Repairs and Alterations.

  1. In existing buildings or premises where gas piping installations are to be altered, replaced, repaired, or renovated, deviations from the provisions of 248 CMR 3.00 through 7.00 are permitted, provided such deviations are found to conform to the intent of 248 CMR 3.00 through 7.00, and are approved by the Inspector.
  2. Whenever compliance with the provisions of 248 CMR 3.00 through 7.00 fails to eliminate or alleviate a nuisance which may involve health or safety hazards, the owner or his or her agent shall install such additional gas utilization equipment as may be found necessary by the Inspector.
  3. The intent of 248 CMR 4.03 Rule 21a. and b. shall apply only when a hardship occurs due to mechanical or structural limitations, and when extreme circumstances warrant special terms or conditions in the opinion of the Inspector and the servicing gas supplier.
    1. Deviations from the provisions of the code may be permitted in existing building or premises where gas fitting installations are to be altered, repaired, or renovated. The deviations shall be negotiated by the permit holder and the Inspector prior to the installation. The deviations may be allowed provided that the deviations are found necessary and conform to the scope and intent of 248 CMR.
    2. Whenever the work subject to a permit complies with the provisions of 248 CMR 3.00 through 10.00, but the Inspector notes other existing plumbing or gas fitting that may cause a health or safety hazard, the Inspector shall notify the owner of the hazard in writing.

Rule 22. For gas utilization equipment in boilers or with burners having inputs that exceed 400,000 BTU/hour per combustion chamber refer to 248 CMR 7.00, Massachusetts Code for Gas Utilization Equipment in Large Boilers.

Rule 23. Work on a gas supply systems at a point upstream of the outlet of the meter set assembly or the service regulator when a meter is not provided:

  1. Serving Gas Supplier. No person, unless in the employment of or having permission from the serving gas supplier, shall open or make connections with a gas distribution main.
  2. Service Gas Piping. When a gas meter is not provided, no persons, unless in the employment of or having permission from the serving gas supplier, shall:
    1. repair,
    2. alter,
    3. open or make connections to the service gas piping, or
    4. do any other work on the parts of the gas supply distribution system up to and including the meter set assembly, or the service regulator.
  3. Meter or Service Regulator When a Meter is not Provided.
    1. No person, unless in the employment of or having permission from the serving gas supplier, shall disconnect the inlet of the gas meter, or service regulator when a meter is not provided, or move such a meter or regulator.
    2. A gas fitter or plumber may disconnect the piping from the outlet side of such a meter or regulator. He or she shall remake the joint at the meter, or service regulator outlet when a meter is not provided, carefully replacing all insulating fittings or insulating parts of such fittings, and shall leave the gas turned off at the meter or regulator.
  4. Notify Serving Gas Supplier of Any Repairs Needed. In the case of any work performed by a gas fitter or plumber that discloses the need for repairs or alterations on any part of the gas supply system, the serving gas supplier shall be notified promptly of this fact.
  5. Notify Serving Gas Supplier of Any Leaks. If gas is leaking from any part of the gas supply system, a gas fitter or plumber not in the employment of the serving gas supplier may make the necessary repairs and shall promptly notify the Inspector and serving gas supplier.

Rule 24. The Board must certify the installer of a field installed automatic gas vent damper.

Rule 25. Penalties and Appeals.

  1. Penalty. See 248 CMR 3.00 for penalty provisions.
  2. Appeal Procedure. See 248 CMR 3.00 for appeal procedure.

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REGULATORY AUTHORITY
248 CMR 4.00: M.G.L. c. 112, § 61; M.G.L. c. 142, §§ 13 and 21.