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December 5, 2025

ISO-NE

ISO New England Inc. is a regional transmission organization that oversees the operation of the electricity transmission system, coordinates wholesale electricity markets, and manages power system planning for the states of Connecticut, Rhode Island, Massachusetts, Vermont, New Hampshire, and most of Maine.
Acadia Center
Report Projects $19.3B in Benefits from New England Efficiency Programs
Projected energy efficiency investments in New England over the next three years will generate an estimated $19.3 billion in lifetime benefits, returning $2.93 for every dollar spent, according to new analysis by the Acadia Center.
Avangrid
Court Dismisses Claims of NextEra Antitrust Violations to Block NECEC
A U.S. district court judge in Massachusetts granted NextEra Energy’s motion to dismiss claims the company violated federal and state antitrust laws in its efforts to block the New England Clean Energy Connect transmission project.
ISO-NE
ISO-NE Publishes Draft 2026 Work Plan
Capacity auction reforms, a new asset condition reviewer role, parallel transmission planning efforts, new reserve products, Pay-for-Performance changes and interconnection modifications are likely to be on the docket for ISO-NE in 2026.
© RTO Insider LLC
Gas Industry Sees Political Opportunity in New England
Representatives of major gas pipeline companies said they are optimistic that political shifts at the federal and state levels will create opportunities for gas infrastructure expansion in New England.
Shutterstock
Advocates Defend Energy Efficiency Programs in Massachusetts
Climate and consumer advocates called on Massachusetts lawmakers to preserve the state’s energy efficiency programs as legislators work to develop an energy affordability bill in response to high gas and electricity costs over the past winter.
Connecticut Executive and Legislative Nominations Committee
Escalating Conflict with Utilities Leads to Resignation of Top Conn. Regulator
The forthcoming resignation of Connecticut Public Utilities Regulatory Authority Chair Marissa Gillett has created high-stakes questions around the state’s adoption of a comprehensive performance-based regulation framework.
Yes Energy
Stakeholder Forum: Surplus Interconnection Can Maximize Capacity in ISO-NE
In New England, rules governing how new resources connect to the regional grid limit full use of the system’s potential. Precious “surplus” capacity can and should be leveraged to interconnect new, low-cost clean energy technologies to deliver more reliable, affordable power, says Alex Lawton.
© RTO Insider 
New England Energy Experts Talk Renewable Development Under Trump
Energy experts and officials stressed the importance of proactive transmission planning, interconnection reform and increased demand-side flexibility at Raab Associates’ New England Electricity Restructuring Roundtable.
Western Maine Energy Storage
Renewables Creating Opportunities for Pumped Hydro in New England
A developer in Maine is evaluating whether pumped storage – one of the oldest generation technologies still used on the New England grid – could play an increased role in the grid of the future.
ISO-NE
ISO-NE Faces Criticism over Accountability, DER Policy at Public Meeting

Several panelists and public commenters at the quarterly meeting of the ISO-NE Consumer Liaison Group criticized the RTO over its record on accountability and accessibility, as well as its policy related to distributed energy resources.


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