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Rate cases, natural gas companies

Most recent rate case decisions and filings, listed by each natural gas company

List of most recent rate cases for each natural gas company

Gas Company/Utility Completed Pending Case Number
Eversource Gas Company of Massachusetts (formerly Bay State Gas Company d/b/a Columbia Gas of Massachusetts)1 D.P.U. 15-50 N/A
Berkshire Gas Company D.P.U. 18-40 (Settlement) N/A
Blackstone Gas Company

D.P.U. 13-58  (Settlement)

Fitchburg Gas d/b/a Unitil D.P.U. 19-131 (Settlement Order Issued 2/28/20) N/A
Boston Gas Company & Colonial Gas Company d/b/a National Grid D.P.U. 17-170 DPU 20-120
Liberty Utilities (New England Natural Gas Company) Corp. d/b/a Liberty Utilities D.P.U. 15-75  (Settlement) N/A
NSTAR Gas Company d/b/a Eversource Energy D.P.U. 19-120 (Order Issued 10/30/20)  

1On October 7, 2020, the Department approved a Settlement Agreement authorizing the sale of Bay State Gas to Eversource Energy.  Eversource Energy/Bay State Gas Company Merger, D.P.U. 20‑59 (October 7, 2020).  The sale closed on October 9, 2020.  The name for Bay State Gas/Columbia Gas of Massachusetts is now Eversource Gas Company of Massachusetts.