Advanced Power Alliance, et al v. FERC
Petitioner: Advanced Power Alliance and American Clean Power Association
Respondent: Federal Energy Regulatory Commission
Intervenor: American Electric Power Service Corporation, Evergy Kansas Central, Inc., Evergy Metro, Inc., Evergy Missouri West, Inc., Oklahoma Gas and Electric Company, Southwest Power Pool, Inc. and Xcel Energy Services Inc.
Case Number: 25-1262
Filed: November 14, 2025
Court: U.S. Court of Appeals, D.C. Circuit
Nature of Suit: Other
Docket Report

This docket was last retrieved on April 1, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
April 1, 2026 CLERK'S ORDER [2166552] filed considering motion concerning briefing format [ # 2162096-2 ]; considering motion to modify briefing schedule [ # 2151111-2 ], setting briefing schedule: PETITIONER Brief due 06/22/2026. RESPONDENT Brief due on 08/28/2026. INTERVENOR FOR RESPONDENT Brief due 09/18/2026. PETITIONER Reply Brief due 10/09/2026. DEFERRED APPENDIX due 10/16/2026. Final Briefs due 10/30/2026. [25-1262, 25-1263] [Entered: 04/01/2026 12:38 PM]
March 12, 2026 ENTRY OF APPEARANCE [2163360] filed by Brett White on behalf of Petitioner American Clean Power Association in 25-1262. [25-1262, 25-1263] (White, Brett) [Entered: 03/12/2026 05:40 PM]
March 4, 2026 JOINT UNOPPOSED MOTION [2162096] concerning briefing format filed by FERC in 25-1262, 25-1263 [Service Date: 03/04/2026 ] Length Certification: 327 words. [25-1262, 25-1263] (Kennedy, Robert) [Entered: 03/04/2026 04:50 PM]
February 2, 2026 CLERK'S ORDER [2156906] filed directing parties to file briefing format - Proposed formats due 03/04/2026 [25-1262, 25-1263] [Entered: 02/02/2026 10:23 AM]
January 9, 2026 CERTIFIED INDEX TO RECORD [2153550] filed by FERC in 25-1262, 25-1263 [Service Date: 01/09/2026 ] [25-1262, 25-1263] (Kennedy, Robert) [Entered: 01/09/2026 11:27 AM]
December 30, 2025 CLERK'S ORDER [2152362] filed granting motion to extend time [ # 2151113-2 ], extending Clerk order initial submissions for appellee/respondent [ # 2145870-3 ], RESPONDENT certified index to record due 01/09/2026; granting motion to amend [ # 2151278-3 ] in 25-1262, granting motion to amend [ # 2151131-3 ] in 25-1263; the Clerk is directed to file the lodged amended petition [ # 2151354-2 ] in 25-1263 [25-1262, 25-1263] [Entered: 12/30/2025 05:03 PM]
December 30, 2025 CLERK'S ORDER [2152332] filed granting motions for leave to intervene [ # 2150066-2 ], [ # 2148777-2 ] [25-1262, 25-1263] [Entered: 12/30/2025 03:24 PM]
December 30, 2025 PER ABOVE ORDER lodged amended petition [ # 2151354-2 ] is filed [25-1263] [Entered: 12/30/2025 05:13 PM]
December 19, 2025 AMENDED PETITION FOR REVIEW [2151354] lodged by Natural Resources Defense Council and Sierra Club in 25-1263 [25-1263, 25-1262] (Stemplewicz, Aaron) [Entered: 12/19/2025 03:02 PM]
December 19, 2025 UNDERLYING DECISION IN CASE [2151287] submitted by Advanced Power Alliance and American Clean Power Association in 25-1262 [Service Date: 12/19/2025 ] [25-1262, 25-1263] (Tabak, Gabriel) [Entered: 12/19/2025 12:54 PM]
December 19, 2025 STATEMENT OF ISSUES [2151284] filed by Advanced Power Alliance and American Clean Power Association in 25-1262 [Service Date: 12/19/2025 ] [25-1262, 25-1263] (Tabak, Gabriel) [Entered: 12/19/2025 12:45 PM]
December 19, 2025 STATEMENT OF INTENT REGARDING APPENDIX DEFERRAL [2151283] filed by Advanced Power Alliance and American Clean Power Association in 25-1262 [Service Date: 12/19/2025 ] Intent: AppxDeferred [25-1262, 25-1263] (Tabak, Gabriel) [Entered: 12/19/2025 12:42 PM]
December 19, 2025 DOCKETING STATEMENT [2151282] filed by Advanced Power Alliance and American Clean Power Association in 25-1262 [Service Date: 12/19/2025 ] [25-1262, 25-1263] (Tabak, Gabriel) [Entered: 12/19/2025 12:40 PM]
December 19, 2025 CERTIFICATE AS TO PARTIES, RULINGS AND RELATED CASES [2151280] filed by Advanced Power Alliance and American Clean Power Association in 25-1262 [Service Date: 12/19/2025 ] [25-1262, 25-1263] (Tabak, Gabriel) [Entered: 12/19/2025 12:34 PM]
December 19, 2025 AMENDED MOTION [2151278] for leave to amend petition filed by Advanced Power Alliance and American Clean Power Association in 25-1262 (Service Date: 12/19/2025 by CM/ECF NDA) Length Certification: 3 pages. [25-1262, 25-1263]--[Edited 12/19/2025 by LMM] (Tabak, Gabriel) [Entered: 12/19/2025 12:31 PM]
December 18, 2025 UNOPPOSED MOTION [2151113] to extend time to file certified index to 01/09/2026 filed by FERC in 25-1262, 25-1263 [Service Date: 12/18/2025 ] Length Certification: 108 Words. [25-1262, 25-1263] (Kennedy, Robert) [Entered: 12/18/2025 03:53 PM]
December 18, 2025 UNOPPOSED MOTION [2151131] for leave to amend petition for review filed by Natural Resources Defense Council and Sierra Club in 25-1263 (Service Date: 12/18/2025 by CM/ECF NDA) Length Certification: 588 Words. [25-1263, 25-1262]--[Edited 12/19/2025 by EBL--Modified Event] (Stemplewicz, Aaron) [Entered: 12/18/2025 05:11 PM]
December 18, 2025 UNOPPOSED MOTION [2151111] to modify briefing schedule filed by FERC in 25-1262, 25-1263 [Service Date: 12/18/2025 ] Length Certification: 112 words. [25-1262, 25-1263] (Kennedy, Robert) [Entered: 12/18/2025 03:52 PM]
December 18, 2025 CERTIFICATE AS TO PARTIES, RULINGS AND RELATED CASES [2151094] filed by Natural Resources Defense Council and Sierra Club in 25-1263 [Service Date: 12/18/2025 ] [25-1263, 25-1262] (Stemplewicz, Aaron) [Entered: 12/18/2025 02:36 PM]
December 18, 2025 UNDERLYING DECISION IN CASE [2151092] submitted by Natural Resources Defense Council and Sierra Club in 25-1263 [Service Date: 12/18/2025 ] [25-1263, 25-1262] (Stemplewicz, Aaron) [Entered: 12/18/2025 02:34 PM]
December 18, 2025 STATEMENT OF ISSUES [2151091] filed by Natural Resources Defense Council and Sierra Club in 25-1263 [Service Date: 12/18/2025 ] [25-1263, 25-1262] (Stemplewicz, Aaron) [Entered: 12/18/2025 02:32 PM]
December 18, 2025 DOCKETING STATEMENT [2151090] filed by Natural Resources Defense Council and Sierra Club in 25-1263 [Service Date: 12/18/2025 ] [25-1263, 25-1262] (Stemplewicz, Aaron) [Entered: 12/18/2025 02:30 PM]
December 18, 2025 STATEMENT OF INTENT REGARDING APPENDIX DEFERRAL [2151095] filed by Natural Resources Defense Council and Sierra Club in 25-1263 [Service Date: 12/18/2025 ] Intent: AppxDeferred [25-1263, 25-1262] (Stemplewicz, Aaron) [Entered: 12/18/2025 02:38 PM]
December 17, 2025 UNOPPOSED MOTION [2150968] for leave to amend petition filed by Advanced Power Alliance and American Clean Power Association in 25-1262 [Service Date: 12/17/2025 ] Length Certification: 3 pages. [25-1262, 25-1263]--[Edited 12/19/2025 by LMM] (Tabak, Gabriel) [Entered: 12/17/2025 04:56 PM]
December 11, 2025 MOTION [2150066] for leave to intervene [Disclosure Listing: Attached] filed by Southwest Power Pool, Inc. [Service Date: 12/11/2025 ] [25-1262, 25-1263]--[Edited 12/15/2025 by LMM] (Binette, Matthew) [Entered: 12/11/2025 04:28 PM]
December 10, 2025 ENTRY OF APPEARANCE [2149798] filed by John Lee Shepherd, Jr. and co-counsel Kenneth R. Carretta; Blake Grow on behalf of Movant-Intervenors for Respondent American Electric Power Service Corporation, Evergy Kansas Central, Inc., Evergy Metro, Inc., Evergy Missouri West, Inc., Oklahoma Gas and Electric Company and Xcel Energy Services Inc. in 25-1262. [25-1262, 25-1263] (Grow, Blake) [Entered: 12/10/2025 02:46 PM]
December 10, 2025 ENTRY OF APPEARANCE [2149823] filed by Robert M. Kennedy and co-counsel Robert Solomon on behalf of Respondent FERC in 25-1262, 25-1263. [25-1262, 25-1263] (Kennedy, Robert) [Entered: 12/10/2025 03:55 PM]
December 9, 2025 ENTRY OF APPEARANCE [2149482] filed by Gabriel Tabak on behalf of Petitioners Advanced Power Alliance and American Clean Power Association in 25-1262. [25-1262, 25-1263] (Tabak, Gabriel) [Entered: 12/09/2025 01:56 PM]
December 8, 2025 ENTRY OF APPEARANCE [2149283] filed by Gregory E. Wannier on behalf of Petitioner Sierra Club in 25-1263. [25-1262, 25-1263] (Wannier, Gregory) [Entered: 12/08/2025 03:03 PM]
December 8, 2025 LETTER [2149080] sent regarding attorney membership to Denise Buffington for Evergy Kansas Central, Inc., Evergy Metro, Inc. and Evergy Missouri West, Inc. and Dominic Williams for Oklahoma Gas and Electric Company. Application for Admission due 01/07/2026. [25-1262] [Entered: 12/08/2025 07:53 AM]
December 5, 2025 ENTRY OF APPEARANCE [2149050] filed by Aaron Stemplewicz and co-counsel Alex Tom on behalf of Petitioner Natural Resources Defense Council in 25-1263. [25-1263, 25-1262] (Stemplewicz, Aaron) [Entered: 12/05/2025 05:05 PM]
December 4, 2025 MOTION [2148777] for leave to intervene [Disclosure Listing: Attached] filed by American Electric Power Service Corporation, the Evergy Companies, Oklahoma Gas and Electric Company, and Xcel Energy Services Inc. on behalf of Southwestern Public Service Company [Service Date: 12/04/2025 ] [25-1262, 25-1263]-[Edited 12/08/2025 by LMM] (Grow, Blake) [Entered: 12/04/2025 05:09 PM]
November 19, 2025 CERTIFIED COPY [2146050] of Petition for Review sent to respondent [ # 2146049-2 ] [25-1262] [Entered: 11/19/2025 09:19 AM]
November 19, 2025 CLERK'S ORDER [2146055] filed consolidating cases 25-1263 (Consolidation started 11/19/2025) with 25-1262; directing party to file in 25-1262 initial submissions: PETITIONER docketing statement due 12/19/2025. PETITIONER statement of issues due 12/19/2025 [25-1262, 25-1263] [Entered: 11/19/2025 09:25 AM]
November 14, 2025 PETITION FOR REVIEW [2146049] of a decision by federal agency filed by Advanced Power Alliance and American Clean Power Association [Service Date: 11/14/2025 ] Disclosure Statement: Attached. [25-1262] [Entered: 11/19/2025 09:19 AM]
November 14, 2025 PETITION FOR REVIEW CASE docketed. [25-1262] [Entered: 11/19/2025 09:17 AM]

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Search for this case: Advanced Power Alliance, et al v. FERC
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Petitioner: Advanced Power Alliance
Represented By: Gabriel Loew Tabak
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Petitioner: American Clean Power Association
Represented By: Gabriel Loew Tabak
Represented By: Brett Kyle White
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Respondent: Federal Energy Regulatory Commission
Represented By: Robert Harris Solomon Esquire
Represented By: Robert Michael Kennedy Jr.
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Intervenor: American Electric Power Service Corporation
Represented By: Blake Grow
Represented By: Kenneth Richard Carretta
Represented By: Matthew Loren Bly Esquire
Represented By: John Lee Shepherd Jr.
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Intervenor: Evergy Kansas Central, Inc.
Represented By: Blake Grow
Represented By: Kenneth Richard Carretta
Represented By: John Lee Shepherd Jr.
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Intervenor: Evergy Metro, Inc.
Represented By: Blake Grow
Represented By: Kenneth Richard Carretta
Represented By: John Lee Shepherd Jr.
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Intervenor: Evergy Missouri West, Inc.
Represented By: Blake Grow
Represented By: Kenneth Richard Carretta
Represented By: John Lee Shepherd Jr.
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Intervenor: Oklahoma Gas and Electric Company
Represented By: Kenneth Richard Carretta
Represented By: John Lee Shepherd Jr.
Represented By: Blake Grow
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Intervenor: Southwest Power Pool, Inc.
Represented By: Abraham Frank Johns Esquire III
Represented By: Matthew Joseph Binette Esquire
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Intervenor: Xcel Energy Services Inc.
Represented By: Timothy T. Mastrogiacomo Esquire
Represented By: Blake Grow
Represented By: Kenneth Richard Carretta
Represented By: John Lee Shepherd Jr.
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