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May 17, 2025

battery energy storage systems (BESS)

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Community Opposition Still a Hurdle for Storage in N.Y.
The annual New York energy storage conference and expo came with excellent timing this year, as progress at the state level was matched by looming obstacles at the federal level.
Form Energy
BESS Companies Propose $100B to Grow U.S. Battery Industry
The announcement came with a major caveat: A pro-business environment with supportive tariff, tax and permitting mechanisms must be in place. 
Z22, CC-BY-SA 4.0, via Wikimedia Commons
FERC Approves Mass. Distribution Fees for Energy Storage Systems
FERC approved filings by two Massachusetts utilities establishing distribution fees for standalone electric energy storage systems that connect to the distribution system but participate in ISO-NE wholesale markets.
Shutterstock
NY PSC OKs Partial Implementation Plan on Energy Storage
New York’s Public Service Commission has approved an implementation plan to push for installation of 200 MW of residential energy storage and 1,500 MW of retail storage.
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FERC Accepts NYISO Demand Curve Reset
FERC accepted NYISO's proposed tariff revisions that were submitted as part of the Demand Curve Reset.
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NYISO Offers Final Staff Recommendations for Demand Curve Reset
NYISO presented its final interim staff recommendations for the demand curve reset for 2025-2029 at the Installed Capacity Working Group’s meeting, with minor updates to some metrics.
PJM
PJM MIC Briefs: Sept. 11, 2024
PJM presented how the planning parameters for the 2026/27 Base Residual Auction affected the variable resource rate curve, which intersects with supply and demand to determine auction clearing prices.
NYISO
NYISO Stakeholders Continue Debate over Battery as Proxy Unit
NYISO analysts continue to recommend a two-hour battery electric storage system resource as the proxy unit for the ISO’s capacity market demand curve.
NERC
Report Says New Energy Metrics Needed
A new report from NERC and the National Academy of Engineering explored the shortcomings of traditional resource adequacy metrics and alternatives under development.
Analysis Group
Stakeholders Battle over Battery as Proxy in NYISO Demand Curve Reset
NYISO stakeholders are divided over consultants’ proposal to use a two-hour battery as the peaking plant in the ISO’s capacity market demand curve, as part of its quadrennial demand curve reset for 2025-2029. 

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