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December 5, 2025

capacity supply obligation (CSO)

ISO-NE Planning Advisory Committee Meeting Briefs: March 17, 2021
ISO-NE's Planning Advisory Committee reviewed the 2021 CELT forecast, noting the progress the region has made in electrifying transportation and heating.
NEPOOL Participants Committee Briefs: Sept. 3, 2020
The NEPOOL Committee approved a change to how ISO-NE accounts for energy efficiency in its gross load forecast reconstitution methodology.
NEPOOL Reliability Committee Briefs: July 21, 2020
The New England Power Pool Reliability Committee narrowly approved changes to ISO-NE’s gross load forecast reconstitution methodology.
NEPOOL Reliability Committee Briefs: June 16, 2020
ISO-NE presented the NEPOOL Reliability Committee with a proposal to improve how it measures the impact of passive demand resources participating in its capacity auctions.
Deposit Rule OK’d for New ISO-NE Capacity
ISO-NE will apply different deposit rules on new capacity resources for Forward Capacity Auction 14 under a proposal approved by FERC.
NEPOOL Markets Committee Briefs: Nov. 12-13, 2019
The New England Power Pool Markets Committee continued to work on ISO-NE’s proposed Energy Security Improvements proposal.
NEPOOL Reliability Committee Briefs: Aug. 20, 2019
The NEPOOL Reliability Committee indicated its displeasure with the re-evaluation of the fuel-security reliability review for Mystic Units 8 and 9.
ISO-NE Planning Advisory Committee Briefs: May 21, 2019
ISO-NE projects net installed capacity requirements will increase and procedures could be needed to overcome a shortage of “operable” capacity.
FERC Clarifies ISO-NE Generator Delist Bid Rights
FERC clarified a capacity supplier’s retirement bid can enter ISO-NE’s Forward Capacity Auction if the supplier demonstrates the bid is just and reasonable.
ISO-NE
ISO-NE CSO Penalties Approved by FERC
FERC approved new ISO-NE penalties for market participants that fail to cover their capacity supply obligations when a new resource is delayed.

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