220 CMR 36.00: Sample Test Procedures for New Residential and Small Commercial Gas Meters - Effective December 11, 2020.220 CMR 31.00: Optional Formula for Determining Allowed Rates of Return on Equity for Water Companies.220 CMR 29.00: Billing Procedures for Residential Rental Property Owners Cited for Violation of the State Sanitary Code 105 CMR 410.354 or 105 CMR 410.254.220 CMR 28.00: Billing Regulations for Condominiums.220 CMR 27.00: Elimination of the Practice of Gas and Electric Companies of Requiring a Deposit from Residential Customers as a Condition to Furnishing Utility Service.220 CMR 26.00: Security Deposits and Late Payment Charges Applicable to Non-Residential Customers – Effective September 8, 2017.220 CMR 25.00: Billing and Termination Procedures of the Department of Public Utilities.220 CMR 24.00: Competitively Solicited Long-term Contracts for Clean Energy – Effective March 24, 2017.220 CMR 23.00: Competitively Solicited Long-term Contracts for Offshore Wind Energy – Effective March 24, 2017.220 CMR 22.00: Notification of Vegetation Maintenance Activities for Transmission Rights-of-way.220 CMR 21.00: Competitively Solicited Long-term Contracts for Renewable Energy.220 CMR 20.00: Steam Distribution Companies – Effective April 29, 2022.220 CMR 19.00: Standards of Performance for Emergency Preparation and Restoration of Service for Electric Distribution and Gas Companies – Effective January 27, 2017.220 CMR 18.00: Net Metering - Effective December 1, 2017.220 CMR 17.00: Long-term Contracts for Renewable Energy.220 CMR 14.00: The Unbundling of Services Related to the Provision of Natural Gas – Effective June 17, 2016.220 CMR 12.00: Standards of Conduct for Distribution Companies and Their Affiliates.220 CMR 11.00: Rules Governing the Restructuring of the Electric Industry – Effective June 17, 2016.220 CMR 8.00: Sales of Electricity by Qualifying Facilities and On-Site Generating Facilities to Distribution Companies, and Sales of Electricity by Distribution Companies to Qualifying Facilities and On-Site Generation Facilities.220 CMR 7.00: Residential Energy Conservation Service Program Cost Recovery.220 CMR 6.00: Standard Cost of Gas Adjustment Clause - Effective June 17, 2016.220 CMR 5.00: Tariffs, Schedules and Contracts (Other Than Carriers of Property by Motor Vehicle) - Effective September 8, 2017.220 CMR 2.00: Rules for Adopting, Amending or Repealing Regulations and for Issuing Advisory Rulings - Effective June 17, 2016.220 CMR 1.00: Procedural Rules - Effective June 17, 2016.

Public utilities code