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Regulatory Filings and Notices

Massachusetts:

Pending Dockets before the Massachusetts Department of Public Utilities
View the list of active dockets under consideration by the Massachusetts Department of Public Utilities (“DPU”) that National Grid is participating in. 

 

D.P.U. 26-GC-01 Notice of Filing and Request for Comments - Petition of Boston Gas Company d/b/a National Grid for approval of a Firm Transportation Service Agreement between National Grid and the Massachusetts Bay Transportation Authority pursuant to G.L. c. 164, § 94 and 220 CMR 5.03, effective March 1, 2026.

D.P.U. 26-02 - Corrected Notice of Filing and Request for Comments - Petition of Massachusetts Electric Company and Nantucket Electric Company, each d/b/a National Grid for approval of the Companies’ 2025 electric reconciliation filing effective March 1, 2026, pursuant to G.L. c. 164, §§ 1A(a) and 220 CMR 11.03(4)(e).

D.P.U. 26-04 - Corrected Notice of Filing and Request for Comments - Petition of Boston Gas Company d/b/a National Grid for approval of its Revenue Decoupling Adjustment Factors for the 2026 Off-Peak Period, May 1, 2026 through October 31, 2026.

D.P.U. 25-148 - Notice of Filing, Public Hearing, and Request for Comments - Petition of Boston Gas Company d/b/a National Grid for: (1) authorization to issue long-term debt securities in an aggregate principal amount not to exceed $2 billion pursuant to G.L. c. 164, § 14; (2) an exemption from advertising requirements of G.L. c. 164, § 15; and (3) an exemption from the par value requirements of G.L. c. 164, § 15A.

D.P.U. 26-06 Notice of Filing and Request for Comments - Petition of Massachusetts Electric Company and Nantucket Electric Company each d/b/a National Grid for approval by the Department of Public Utilities of its annual Revenue Decoupling Adjustment Factors for effect March 1, 2026 through February 28, 2027.

D.P.U. 26-05 - Notice of Filing and Request for Comments - Petition of Massachusetts Electric Company and Nantucket Electric Company, each d/b/a National Grid, to the Department of Public Utilities in accordance with the Company’s Solar Cost Adjustment Provision, M.D.P.U. No. 1597, for approval of:  (1) the recovery of costs associated with a battery energy storage system at the Company’s Solar Phase III generation facility located in Grafton, Massachusetts, and constructed pursuant to Massachusetts Electric Company and Nantucket Electric Company, D.P.U. 16-104; and (2) the Company’s annual solar program reconciliation, market credit, and rate factor filing.

D.P.U. 26-50 - Boston Gas Company d/b/a National Grid Notice of Filing and Public Hearings - Petition of Boston Gas Company, doing business as National Grid, pursuant to G.L. c. 164, § 94 and 220 CMR 5.00, for Approval of a General Increase in Base Distribution Rates for Gas Service and a Performance-Based Ratemaking Plan.

 

Boston Gas Company d/b/a National Grid Rate Case - Plain Language Summary

 

D.P.U. 26-03 - Notice of Filing and Request for Comments - Petition of Massachusetts Electric Company and Nantucket Electric Company, each d/b/a National Grid, for approval of its revised pension and post-retirement benefits other than pension adjustment factors for effect March 1, 2026.

DPU 25-181 Notice of Filing, Public Hearing, and Request for Comments - Petition of Massachusetts Electric Company and Nantucket Electric Company, each d/b/a National Grid, pursuant to St. 2024, c. 239, § 134, for approval by the Department of Public Utilities of its Electric Vehicle Supply Equipment Plan.

DPU 25-189 Notice of Filing, Public Hearing, and Request for Comment - Petition of Massachusetts Electric Company and Nantucket Electric Company, each d/b/a National Grid, for Approval of its Phase IV Electric Vehicle Charging Infrastructure Program.

DPU 25-GC-33 Notice of Filing and Request for Comments - Petition of Boston Gas Company d/b/a National Grid for approval of a Firm Transportation Service Agreement between National Grid and New England Baptist Hospital, pursuant to G.L. c. 164, § 94 and 220 CMR 5.03, effective March 1, 2026.

DPU 25-GC-32 Notice of Filing and Request for Comments - Petition of Boston Gas Company d/b/a National Grid for approval of a Firm Transportation Service Agreement between National Grid and Reworld SE Mass Partnership, L.P., pursuant to G.L. c. 164, § 94 and 220 CMR 5.03, effective February 1, 2026.

DPU 25-GC-31 Notice of Filing and Request for Comments - Petition of Boston Gas Company d/b/a National Grid for approval of a Firm Transportation Service Agreement between National Grid and Amrize Northeast, Inc., pursuant to G.L. c. 164, § 94 and 220 CMR 5.03, effective February 1, 2026.

D.P.U. 25-177 - Notice of Filing and Request for Comments - Petition of Massachusetts Electric Company and Nantucket Electric Company, each d/b/a National Grid, for approval of the Company’s annual vegetation management factor compliance filing and cost recovery pursuant to the Company’s Vegetation Management Pilot Provision tariff.

D.P.U. 25-175 Notice of Filing, Public Hearing, and Request for Comments - Joint Petition of Fitchburg Gas and Electric Light Company d/b/a Unitil, Massachusetts Electric Company and Nantucket Electric Company d/b/a National Grid, and NSTAR Electric Company d/b/a Eversource Energy for Approval of Revised Model Solar Massachusetts Renewable Target Program Provisions.