Massachusetts State Seal An official website of the Commonwealth of Massachusetts Here's how you know

Official websites use .mass.gov

A .mass.gov website belongs to an official government organization in Massachusetts.

Secure websites use HTTPS

A lock icon or https:// means you've safely connected to the official website. Share sensitive information only on official, secure websites.

Regulation

Regulation  248 CMR 5.00: Amendments to NFPA 54

248 CMR 5 provides Massachusetts amendments to a model code known as the National Fuel Gas Code, NFPA 54. Governs the installation of natural gas pipes and related appliances in Massachusetts with specific rules governing design, safe practices, as well as specific rules governing allowable equipment, materials, and procedures.

Download a PDF copy of the regulation below.

Help Us Improve Mass.gov  with your feedback

Please do not include personal or contact information.
Feedback