1) Rulemakings and Regulations
2) Policy Investigations
3) Petitions for Exceptions to Net Metering Rules
4) Tariffs
5) Recovery of Net Metering Costs
6) Net Metering Capacity Transfer
To see all document filings, please visit the file room and type the case’s docket number using the following format: XX-XX
The first two digits in a docket number represent the year the case was opened. The following digits are assigned sequentially for all cases opened in that year.
Rulemakings and Regulations
| D.P.U. 12-81: | Net Metering and Emergency Rulemaking | Closed |
| D.P.U. 11-10 | Rulemaking on Net Metering | Closed |
| D.P.U. 08-75: | Rulemaking on Net Metering | Closed |
Policy Investigations
| D.P.U. 11-75: | Inquiry into Interconnection | Open |
| D.P.U. 11-11: | Inquiry into Net Metering and Interconnection of Distributed Generation | Open |
Petitions for Exceptions to Net Metering Rules
| D.P.U. 13-68: | Petition of Syncarpha Bolton for an Exception to the Net Metering Regulations for Town of Chelmsford | Open |
| D.P.U. 13-08: | Petition of Massachusetts Electric Company d/b/a National Grid for an Advisory Ruling | Closed |
| D.P.U. 12-85: | Petition of EMI Dartmouth Solar for an Exception to the Net Metering Regulations for Town of Dartmouth | Closed |
| D.P.U. 12-80: | Petition of Borrego Solar Systems for an Exception to the Net Metering Regulations for Assumption College | Closed |
| D.P.U. 12-79: | Petition of Borrego Solar Systems for an Exception to the Net Metering Regulations for Town of Acushnet | Closed |
| D.P.U. 12-96: | Petition of the Cape & Vineyard Electric Cooperative for an Exception to the Net Metering Regulations | Closed |
Tariffs
| D.P.U. 12-01: | Investigation into Net Metering Tariffs • NSTAR Net Metering Tariff: M.D.P.U. No. 163A • National Grid Net Metering Tariff: M.D.P.U. No. 1209 • Unitil Net Metering Tariff: M.D.P.U. No. 219 • Western Massachusetts Electric Company Tariff: M.D.P.U. No. 1048D | Closed |
| D.P.U. 09-74: | Western Massachusetts Electric Company Net Metering and Interconnection Tariffs: M.D.P.U. No. 1048A, M.D.P.U. No. 1039E | Closed |
| D.P.U. 09-73: | NSTAR Net Metering and Interconnection Tariffs: M.D.P.U. No. 163, M.D.P.U. No. 162B | Closed |
| D.P.U. 09-72: | National Grid Net Metering and Interconnection Tariffs: M.D.P.U. No. 1177, M.D.P.U. No. 1176 | Closed |
| D.P.U. 09-71: | Unitil Net Metering and Interconnection Tariffs: M.D.P.U. No. 180, M.D.P.U. No. 181 | Closed |
| D.P.U. 09-03: | Investigation into Net Metering Tariffs | Closed |
Recovery of Net Metering Costs
| D.P.U. 12-118: | Fitchburg Gas and Electric Light Company d/b/a Unitil Net Metering Recovery Surcharge | Open |
| D.P.U. 12-116: | NSTAR Electric Company Net Metering Recovery Surcharge | Open |
| D.P.U. 12-115: | Massachusetts Electric Company and Nantucket Electric Company d/b/a National Grid Revenue Decoupling Mechanism | Open |
| D.P.U. 12-92: | Western Massachusetts Electric Company Net Metering Recovery Surcharge | Open |
| D.P.U. 11-123: | Fitchburg Gas and Electric Light Company d/b/a Unitil Net Metering Recovery Surcharge | Closed |
| D.P.U. 11-117: | Massachusetts Electric Company and Nantucket Electric Company d/b/a National Grid Revenue Decoupling Mechanism | Open |
| D.P.U. 11-104: | Western Massachusetts Electric Company Net Metering Recovery Surcharge | Closed |
| D.P.U. 11-94: | NSTAR Electric Company Net Metering Recovery Surcharge | Closed |
| D.P.U. 10-169: | NSTAR Electric Company Net Metering Recovery Surcharge | Closed |
| D.P.U. 10-162: | Fitchburg Gas and Electric Light Company d/b/a Unitil Net Metering Recovery Surcharge | Closed |
| D.P.U. 10-152: | Massachusetts Electric Company and Nantucket Electric Company d/b/a National Grid Revenue Decoupling Mechanism | Open |
| D.P.U. 10-138: | Western Massachusetts Electric Company Net Metering Recovery Surcharge | Closed |
Net Metering Capacity Transfer
| D.P.U. 13-60: | Application by the Town of Harwich to transfer net metering capacity to the Cape and Vineyard Electric Cooperative | Open |
This information is provided by the Department of Public Utilities.