- Massachusetts Gas Distribution Code
- General Rquirements
- Design, Operation and Maintenance of Liquefied Petroleum Plants and Related Facilities
- Abandonment of Gas Service Lines and Leakage Survey Procedures.
- Control of Drug Use
- Design, Construction, Operation and Maintenance of Intrastate Pipelines Operating in Excess of 200 PSIG
- Construction of Streets, Places and Ways, Except Residential Driveways, Over, Along or Across High Pressure Gas Mains Operating at Pressures in Excess of 200 PSIG
- Design, Operation, Maintenance and Safety of Liquefied Natural Gas (LNG) Plants and Facilities
- Operation Maintenance, Replacement and Abandonment of Cast-Iron Pipelines
- Installation and Maintenance of Electric Transmission Lines
- Underground Electric Supply and Communication Lines 50,000 Volts and Below
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