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December 5, 2025

NEPOOL Markets Committee

Analysis Group
ISO-NE Introduces Approach to Modeling Gas Constraints
ISO-NE outlined its planned approach for accounting for resources’ gas supply limitations in its new capacity accreditation framework at a NEPOOL Markets Committee meeting.
ISO-NE
NEPOOL Committees Support ISO-NE Prompt Capacity Auctions
NEPOOL technical committees voted in favor of ISO-NE’s proposal to adopt a prompt capacity auction and update the RTO’s resource retirement process.
ISO-NE
NEPOOL Members Offer Amendments on ISO-NE Capacity Reform Project
NEPOOL members proposed several amendments to the first phase of ISO-NE’s capacity market overhaul prior to the scheduled Markets Committee vote on ISO-NE’s proposal in November.
Calpine
ISO-NE Kicks off Talks on Accreditation, Seasonal Capacity Changes
ISO-NE kicked off NEPOOL discussions for the second phase of its capacity auction reform project, beginning long-awaited talks on accreditation and seasonal capacity auction changes.
ISO-NE
NEPOOL Nears Vote on 1st Phase of ISO-NE Capacity Auction Reforms

ISO-NE presented the final design details and tariff changes for the first phase of its Capacity Auction Reforms project in preparation for a stakeholder vote in October.

ISO-NE
NEPOOL Markets Committee Briefs: July 8-9, 2025

ISO-NE provided updates on its proposals for generator retirements, market power mitigation, and resource qualification and reactivation.

Shutterstock
ISO-NE Internal Market Monitor Weighs in on Capacity Market Changes

The Internal Market Monitor weighed in on ISO-NE's proposed capacity market overhaul, expressing support for increased flexibility around resource retirement notifications and recommending the elimination of the pivotal supplier test.

Constellation Energy
ISO-NE Discusses Details of New Prompt Capacity Market
ISO-NE and NEPOOL members discussed how to address market power, tie benefits and resource qualification in a prompt capacity market during a three-day meeting.
© RTO Insider
ISO-NE Prepares Expedited Filing After Ruling on Order 2023 Compliance
The NEPOOL Transmission and Markets Committees voted to support an ISO-NE proposal to adjust several key dates and deadlines in its compliance proposal for FERC Order 2023.
ISO-NE
NEPOOL Markets Committee Briefs: April 8-9, 2025
The NEPOOL Markets Committee convened a two-day meeting focused on ISO-NE’s capacity auction reform project, along with other business.

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