• 220 CMR 1.00 pdf format of Procedural Rules

    Procedural Rules

  • 220 CMR 2.00 pdf format of 220 CMR 2.00

    Adoption of Regulations

  • 220 CMR 5.00 pdf format of 220 CMR 5.00

    Tariffs, Schedules and Contracts (Other Than Commercial Motor Vehicle)

  • 220 CMR 13.00 links to PDF file

    Consumer Protection From the Unauthorized Changing of Local of Long Distance Telephone Service Providers

  • 220 CMR 15.00 pdf format of 229 CMR 15.00

    Accelerated Docket for Disputes Involving Competing Telecommunications Carriers

  • 220 CMR 16.00 pdf format of 220 CMR 16.00

    Rules Governing the Recovery Expenses Relating to the Provision of Wireline Enhanced 911 (E-911) Services, Dual Party TDD/TTY Message Relay Services, and Adaptive Equipment Services by Telecommunications Carriers

  • 220 CMR 26.00 pdf format of 220 CMR 26.00

    Security Deposits and Late Payment Charges Applicable to Non-Residential Customers

  • 220 CMR 37.00 pdf format of 220 CMR 37.00

    Automatic Telephone Dialing Systems

  • 220 CMR 45.00 pdf format of 220 CMR 45.00

  • 220 CMR 77.00 pdf format of 220 CMR 77.00

    Voting Trust Certificates of Public Utilities

  • 220 CMR 78.00 pdf format of 220 CMR 78.00

    Accounting Treatment of Investment Tax Credit for Utilities

  • 220 CMR 99.00 pdf format of 220 CMR 99.00

    Procedures for the Determination and Enforcement of Violations of M.G.L. c.82, ยง 40 ("Dig Safe")

  • 220 CMR 126.00 pdf format of 220 CMR 126.00

    Underground Electric Supply and Communication Lines 50,000 Volts and Below

  • 220 CMR 273.00 pdf format of 220 CMR 273.00

    Distribution and Maintenance of Telecommunications Devices for the Deaf and Specialized Customer Premises Equipment to Residential Subscribers with Disabilities