Recent Tariff Updates Recent Filings Recent Dockets Recent Orders
Filed 05/22/2025 NYISO-NYSEG Joint 205: Amended LGIA High Bridge Wind (SA2657) (CEII)
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Filed 05/16/2025 NYISO 205: Revisions to Capacity Accreditation Rules
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Filed 05/14/2025 Con Edison 205: FRT revisions re Rainey Breakers Abandonment & CWIP Incntvs Rqst
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Filed 05/07/2025 NYISO-Con Edison Joint 205: LGIA Astoria Energy Storage Prjct SA2895 (CEII)
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Filed 05/02/2025 NYISO Compliance: Conform FERC eTariff Records
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Filed 04/30/2025 NYISO-NYSEG 205: Amended LGIA Morris Ridge Solar SA2790 (CEII)
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Filed 04/22/2025 NYISO Compliance: Canadian Import Tariffs
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Filed 04/08/2025 NYISO-NEETNY 205: EPCA among NYISO, NEETNY and Hecate Energy Cider Solar SA2893
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Filed 03/26/2025 NYISO-National Grid 205: Upgrade Construction Agrmnt for Scriba-Volney (SA2880)
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Filed 03/13/2025 NYISO 205: NYISO-Ravenswood Fuel Oil Implementation Agreement, SA 2887
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Filed 03/11/2025 NYISO-National Grid Joint 205: SGIA Millers Grove Solar SA2868
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Filed 03/07/2025 NYISO-NYPA 205: Amended LGIA Cider Solar SA2773 (CEII)
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Filed 02/18/2025 NYISO 205: Revision to Regulation Movement Multiplier Definition
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Filed 02/20/2025 NYISO 205: Amended LGIA Riverhead Solar 2 SA2740 (CEII)
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Filed 02/28/2025 NYISO Section 206: Canadian Import Tariffs
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Filed 02/07/2025 NYISO-National Grid Joint 205: 2nd Amended SGIA Branscomb Solar SA2557
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Filed 01/31/2025 NYISO-National Grid-NYPA Joint 205: TPIA for NNYPTP, SA 2870 (CEII)
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Filed 02/11/2025 NYISO-NYSEG Joint 205: LGIA Canisteo Wind SA2869 (CEII)
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Filed 01/27/2025 NYISO-Nat Grid Joint 205: LGIA South Ripley Solar and Battery Storage SA2877
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Filed 02/05/2025 NYISO-National Grid Joint 205: 2nd Amended SGIA Grissom Solar SA2573
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Filed 02/10/2025 NYISO-National Grid Joint 205: 2nd Amended SGIA Regan Solar SA2574
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Filed 01/23/2025 NYISO-NYSEG Joint 205: Amended EPCA Alle-Catt Wind Energy SA2794
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Filed 01/17/2025 NY Transco Compliance: Propel NY Settlement
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Filed 02/06/2025 NYISO-National Grid Joint 205: 2nd Amended SGIA Pattersonville Solar SA2544
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Filed 02/04/2025 NYISO-National Grid Joint 205: 2nd Amended SGIA Darby Solar SA2556
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Filed 07/18/2025 NYISO 205: 3rd Amended Development Agreement between NYISO, NY Transco (SA2510)
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Filed 07/15/2025 NYISO Notice of Termination of ECS, Inc. from the ISO-Administered Markets
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Filed 07/15/2025 NYISO-Con Edison 205: LGIA Luyster Creek Energy Storage SA2900 (CEII)
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Filed 07/11/2025 NYISO-NYSEG Joint 205: Standard IA Brookside Solar (SA2899) (CEII)
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Filed 07/09/2025 NYISO-NYPA 205: LGIA Garnet Energy Center SA2892 (CEII)
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Filed 07/07/2025 NYISO-NYPA 205: Second Amended LGIA Cider Solar SA2773 (CEII)
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Filed 07/02/2025 NYISO-NYPA 205: Amended LGIA Excelsior Energy SA2689 (CEII)
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Filed 06/27/2025 Informational Filing: Con Edison System Restoration Plan 2025
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Filed 06/27/2025 NYISO Compliance Filing re: Order 676-K NAESB/WEQ Standards
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Filed 06/26/2025 Central Hudson 205: Revisions to Rate Schedule 12 FRT re: Hurley Ave
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Filed 06/25/2025 Notification of Major Emergency in the NYCA on June 24, 2025
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Filed 06/16/2025 NYISO Compliance Filing re: Apr 2025 Order on NYISO Order No. 2023 Compliance
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Filed 06/13/2025 Notice of Cancellation: LGIA SA2847 among NYISO, LIPA, & Yaphank Energy Storage
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Filed 06/11/2025 Notice of Cancellation: EPC Agreement SA 2622 among NYISO, NYPA, and NY Transco
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Filed 06/11/2025 NYISO-NYSEG 205: LGIA Prattsburgh Wind (CEII)
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Filed 06/03/2025 NYISO-NYSEG 205: Third Amended LGIA Baron Winds (CEII)
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Filed 05/30/2025 NYISO 205: Proposed Revisions to Enhance Duct-Firing Modeling
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Filed 05/23/2025 NYISO Notice of MC Concurrence: Canadian Import Tariffs
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Filed 05/22/2025 NYISO-NYSEG Joint 205: Amended LGIA High Bridge Wind (SA2657) (CEII)
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Filed 05/21/2025 NYISO Supplemental Filing to Correct Signature Page re: Cider Solar EPCA SA2893
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Filed 05/16/2025 NYISO Request for Rehearing re: FERC Order No. 2023
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Filed 05/16/2025 NYISO Waiver Rqst: Firm Fuel CARC election deadline for 2026-27 Capability Year
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Filed 05/16/2025 NYISO 205: Revisions to Capacity Accreditation Rules
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Filed 05/14/2025 Con Edison 205: FRT revisions re Rainey Breakers Abandonment & CWIP Incntvs Rqst
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Filed 05/09/2025 NYISO Protest: Dover Request Waiver Request re: Transition Cluster Study
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ER25-2891-000

ER25-2855-000

ER25-2829-000

ER25-2808-000

ER25-2799-000

ER25-2761-000

ER12-2568-000 [n]

ER25-2680-000

ER25-2636-000

ER24-1915-003

ER25-2515-000

ER25-2484-000

ER25-2485-000

ER25-2407-000

ER25-2382-000

ER25-1462-000 [a]

ER25-2286-000

ER25-1902-000 [a]

ER25-2257-000

ER24-1915-002

ER25-2245-000

ER25-2219-000

ER25-2010-000 [a]

ER25-1812-000 [a]

ER25-2166-000

ER25-2147-000

ER25-2092-000

RM87-3-000 [a]

ER25-1462-001

ER25-2010-000

OA08-109-000 [j]

ER25-1998-000

ER25-1931-000

ER25-1902-000

ER25-1812-000

ER22-2350-000 [b]

ER25-1767-000

ER24-2133-000 [b]

RM25-3-000

EL25-44-000[a]

ER25-1593-000

ER25-1552-000

ER25-1534-000

ER24-1655-000[d]

ER25-1462-000

AD25-4-000

RM21-17-000[a]

ER25-1352-000

ER25-1331-000

ER25-1269-000

ER25-1257-000

ER25-1242-000

ER25-1227-000

ER25-1218-000

ER25-1173-000

ER25-1123-000

ER25-1113-000

ER25-312-001

ER25-1054-000

ER25-1034-000

Issued 07/17/2025 FERC Order accepting Amended LGIA among NYISO, NYSEG, and High Bridge Wind
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Issued 07/14/2025 FERC Order Accepting Capacity Accreditation Tariff Revisions and Dismissing Related Waiver
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Issued 07/14/2025 FERC Order Accepting Capacity Accreditation Tariff Revisions and Dismissing Related Waiver
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Issued 07/11/2025 FERC Order accepting Con Edison's proposed revisions and granting incentives
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Issued 07/11/2025 FERC Order granting waiver request permit NYISO to correct the physical market activity charge,
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Issued 07/02/2025 FERC Letter Order accepting the LGIA among NYISO, Con Edison, and East River ESS
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Issued 07/02/2025 FERC Order accepting NYISO's proposed revisions to procure uncertainty reserves
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Issued 07/02/2025 FERC Order Denying Dover's Waiver Request for Transition Cluster Study
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Issued 07/02/2025 FERC Order Denying Dover's Waiver Request for Transition Cluster Study
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Issued 06/30/2025 FERC Order Accepting Compliance to Conform FERC eTariff Records
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Issued 06/17/2025 FERC Order accepting Amended LGIA among NYISO, NYSEG, and Morris Ridge Solar Energy Center
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Issued 06/06/2025 FERC Order accepting tariff revisions regarding Canadian Import Tariffs
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Issued 06/05/2025 FERC Letter Order accepting the EPCA among NYISO, NEETNY, and Hecate Energy Cider Solar
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Issued 05/29/2025 FERC Order granting NYISO's Request for Deferred Effective Date and Waiver re: HSR
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Issued 05/22/2025 FERC Order accepting the Standard Upgrade Construction Agreement among NYISO, National Grid, and Sithe/Independent Power Partners LP
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Issued 05/12/2025 FERC Order accepting the Implementation Agreement between NYISO and Ravenswood
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Issued 05/07/2025 FERC Letter Order accepting the SGIA among NYISO, National Grid, and Millers Grove Solar NY
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Issued 05/05/2025 FERC Letter Order accepting the Amended LGIA among NYISO, NYPA, and Hecate Energy Cider Solar
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Issued 04/23/2025 FERC letter order accepting tariff revisions re: Regulation Movement Multiplier
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Issued 04/17/2025 FERC Order accepting NYISO's compliance filing in part and directing further compliance
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Issued 04/17/2025 FERC Order accepting NYISO's compliance filing in part and directing further compliance
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Issued 04/17/2025 FERC Order accepting NYISO's partial compliance filing
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Issued 04/15/2025 FERC Order accepting LGIA among NYISO, LIPA, Riverhead Solar 2
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Issued 04/14/2025 FERC Order accepting revisions regarding Canadian Import Duties, subject to condition, and directing compliance.
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Issued 04/04/2025 FERC Letter Order accepting the Second Amended SGIA among NYISO, National Grid, and Branscomb Solar
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