Recent Tariff Updates Recent Filings Recent Dockets Recent Orders
Filed 11/21/2025 NYISO 205: Proposed Revisions to Implement CHPE MTF
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Filed 02/12/2026 NYISO Deficiency Response re: CHPE MTF
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Filed 01/26/2026 NYISO 205: EPCA for the Class Year 2021 LI SDU SA2942
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Filed 02/06/2026 NYISO Compliance Errata: Order No. 676-K NAESB/WEQ
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Filed 06/27/2025 NYISO Compliance Filing re: Order 676-K NAESB/WEQ Standards
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Filed 01/23/2026 NYISO 205: Amended Interconnection Agreement between NYISO and HQ
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Filed 01/29/2026 NYISO-NYPA Joint 205: Amended LGIA Gateway Solar Energy Center SA2739 (CEII)
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Filed 10/24/2024 NYPA 205: base rate of ROE modifications
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Filed 01/28/2026 NYPA Compliance: Base ROE Settlement
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Filed 11/17/2025 NYPA Offer of Settlement: Base Rate of ROE Modifications
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Filed 01/16/2026 Central Hudson 205: Revisions to Rate Schedule 12
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Filed 12/12/2025 CHGE Compliance: Rate Schedule 12 Revisions
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Filed 02/04/2026 NYISO Compliance: Conform FERC eTariff Records re: DADRP-DSASP Sunset
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Filed 01/14/2026 NYISO-Con Edison Joint 205: Third Amended LGIA Bayonne I and II SA1668 (CEII)
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Filed 01/08/2026 NYISO-Con Edison Joint 205: Standard IA NYC Energy Battery Storage SA2935 (CEII)
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Filed 01/06/2026 NYISO-National Grid Joint 205: SGIA ELP Granby Solar II Project SA2934
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Filed 12/10/2025 NYISO 205: CASR ICAP Market Participation Model Revisions
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Filed 12/30/2025 LIPA 205: Revised Transmission Service Charges
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Filed 12/19/2025 NYISO 205: Market Bidding Requirements for ESRs, Aggregations, and DERs
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Filed 11/14/2025 Central Hudson Compliance: Rate Schedule 21 WDS Settlement Proposal
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Filed 08/06/2025 Central Hudson Offer of Settlement re: Rate Schedule 21 WDS
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Filed 11/24/2025 NMPC 205: Revisions to FRT and associated protocols under RS19 and Att H
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Filed 11/25/2025 NYISO 205: Revisions to Pro Forma NTO Operating Agreement
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Filed 12/02/2025 Ravenswood 205: Fuel Oil Conversion Cost Reimbursement
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Filed 10/24/2025 NYISO 205: ICAP Market Parameter Enhancements for Certain New Entry Conditions
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Filed 04/21/2026 FERC Reporting Requirement No. 582 for 2025
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Filed 04/20/2026 NYISO Annual Compliance Report-Unreserved Use and Late Study Penalty Assessments
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Filed 04/16/2026 NYISO-National Grid Joint 205: Amended SGIA Ticonderoga Solar SA2666
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Filed 04/15/2026 NYISO Informational Filing re: DER Participation Model
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Filed 04/15/2026 NYISO Motion to Defer Effective Date and Waiver Request re: Order No. 2222
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Filed 04/01/2026 NYISO Answer to Protest re: WRCE
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Filed 03/30/2026 NYISO 2nd Informational Report: EMS/BMS Upgrade and Order No. 881 Implementation
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Filed 03/20/2026 NYISO Motion for Limited Extension re: Compliance with FERC Order No. 1920
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Filed 03/20/2026 NYISO-RG&E Joint 205: Amended EPCA Excelsior Energy Center SA2774
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Filed 03/11/2026 Central Hudson 205: WDS Rate Schedule 21 Revisions
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Filed 03/10/2026 NYISO-NYPA Joint 205: Standard IA Two Rivers Solar Farm SA2944 (CEII)
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Filed 03/10/2026 NYISO-NYPA Joint 205: Standard IA Fort Covington Solar SA2943 (CEII)
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Filed 03/04/2026 NMPC Compliance: Conform Accepted TSC Revisions
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Filed 02/25/2026 NYISO 205: Amended LGIA Sunrise Offshore Wind SA2795 (CEII)
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Filed 02/24/2026 NYISO Informational Filing of Interconnection Study Processing Metrics
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Filed 02/18/2026 NYISO 205: Winter Reliability Capacity Enhancements
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Filed 02/12/2026 NYISO Deficiency Response re: CHPE MTF
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Filed 02/06/2026 NYISO Compliance Errata: Order No. 676-K NAESB/WEQ
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Filed 02/05/2026 NYISO-NYSEG Joint 205: Standard IA Yellow Barn Solar SA2945 (CEII)
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Filed 02/04/2026 NYISO Compliance: Conform FERC eTariff Records re: DADRP-DSASP Sunset
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Filed 01/30/2026 NYISO Waiver Request: Calculation of Import Credit Requirements
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Filed 01/30/2026 NYISO Notice of Termination of Electree from the ISO-Administered Markets
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Filed 01/29/2026 NYISO-NYPA Joint 205: Amended LGIA Gateway Solar Energy Center SA2739 (CEII)
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Filed 01/28/2026 NYPA Compliance: Base ROE Settlement
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Filed 01/26/2026 NYISO 205: EPCA for the Class Year 2021 LI SDU SA2942
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RM87-3-000 [b]

OA08-109-000 [k]

ER26-2229-000

ER23-2040-005

ER21-2460-000 [h]

ER26-1431-000 [a]

ER22-2350-000 [c]

ER26-1881-000

RM21-17-000 [e]

ER26-1720-000

ER26-1693-000

ER26-1685-000

ER26-589-001

ER26-1514-000

ER26-1560-000

ER26-1431-000

ER26-570-001

ER25-2680-001

ER26-1274-000

ER26-1265-000

ER26-1258-000

ER26-1161-000

ER25-198-002

ER26-1130-000

ER26-1121-000

ER25-885-002

RM96-1-044

ER26-1068-000

ER26-1037-000

ER26-1034-000

ER26-885-000

ER26-978-000

ER26-953-000

ER26-911-000

ER26-893-000

ER26-844-000

ER24-1915-004

ER25-2636-002

AD10-2-000 [c]

ER26-713-000

RD26-3-000

ER26-639-000

ER26-600-000

ER19-2276-007 [a]

ER26-589-000

RM26-4-000

ER26-570-000

ER25-3291-001

ER25-198-001

ER24-1434-004

ER25-3361-001

ER26-266-000

ER26-235-000

ER26-161-000

ER23-2040-004

ER19-2276-007

ER26-115-000

ER25-885-001

ER25-3476-000

ER25-2636-001

Issued 04/13/2026 FERC Order Accepting Revisions to Implement CHPE MTF
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Issued 04/13/2026 FERC Order Accepting Revisions to Implement CHPE MTF
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Issued 04/10/2026 FERC Deficiency Letter re: Winter Reliability Capacity Enhancements
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Issued 04/08/2026 FERC Order granting NYISO's Extension Request to Comply with Order No. 1920
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Issued 04/03/2026 FERC Letter Order accepting the Standard IA among NYISO, NYSEG, and Yellow Barn Solar
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Issued 03/31/2026 FERC Order Granting NYISO Waiver Request re: Calculation of Import Credit Requirements
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Issued 03/27/2026 FERC Order accepting NYISO Compliance re: Order No. 676-K NAESB/WEQ Standards
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Issued 03/27/2026 FERC Letter Order accepting EPCA among NYISO, LIPA, Sunrise Wind, and Holtsville Energy Storage
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Issued 03/24/2026 FERC Order accepting Amended Interconnection Agreement between NYISO and HQ
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Issued 03/23/2026 FERC Order accepting and suspending revisions to NY Transco's Formula Rate and instituting settlement proceeding
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Issued 03/20/2026 FERC Letter Order accepting Amended LGIA among NYISO, NYPA, and Gateway Solar Energy Center
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Issued 03/19/2026 FERC Letter Order accepting NYPA's Base ROE Settlement
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Issued 03/17/2026 FERC Order accepting Compliance to Conform FERC eTariff Records re: DADRP-DSASP Sunset
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Issued 03/17/2026 FERC Order accepting Central Hudson revisions to Rate Schedule 12
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Issued 03/17/2026 FERC Order accepting CHGE Compliance Filing of Rate Schedule 12 Revisions
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Issued 03/12/2026 FERC Order accepting Third Amended LGIA among NYISO, Con Edison, and Bayonne Energy Center
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Issued 03/09/2026 FERC Letter Order accepting LGIA among NYISO, Con Edison, and Bayonne Energy Center III
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Issued 03/05/2026 FERC Letter Order accepting the Standard IA among NYISO, Con Edison, and NYC Energy
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Issued 03/05/2026 FERC Letter Order accepting the SGIA among NYISO, National Grid, and ELP Granby Solar II
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Issued 02/27/2026 FERC Order Accepting Revisions Related to the Participation of Control Area System Resources (CASRs) in the NYISO’s Installed Capacity (ICAP) Market
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Issued 02/24/2026 FERC Order accepting LIPA's proposed TSC revisions
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Issued 02/12/2026 FERC Letter Order accepting NYSRC's 2026-2027 IRM
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Issued 02/05/2026 FERC Order accepting proposed revisions of Market Bidding Requirements for ESRs, Aggregations, and DERs
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Issued 02/02/2026 FERC Order accepting Central Hudson's RS 21 WDS
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Issued 01/23/2026 FERC Order accepting proposed revisions to Pro Forma NTO Operating Agreement
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