Sierra Club, et al v. DOE
Petitioner: Sierra Club, Vote Solar and Environmental Defense Fund
Respondent: United States Department of Energy and Chris Wright, Administrator, United States Department of Energy
Intervenor: Public Service Company of Colorado
Case Number: 26-1060
Filed: March 18, 2026
Court: U.S. Court of Appeals, D.C. Circuit
Nature of Suit: Other
Docket Report

This docket was last retrieved on May 4, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
May 4, 2026 SUPPLEMENT [2171720] to Petition for Review [ # 2171568-2 ] filed by Tri-State Generation and Transmission Association, Inc. and Platte River Power Authority [Service Date: 05/04/2026 ] [26-1101]--[Edited 05/04/2026 by LMM] (Kallen, Michelle) [Entered: 05/04/2026 02:53 PM]
May 4, 2026 CLERK'S ORDER [2171573] filed consolidating cases 26-1101 (Consolidation started 05/04/2026) with 26-1059; directing party to file in 26-1101 initial submissions: PETITIONER docketing statement due 06/03/2026. PETITIONER statement of issues due 06/03/2026 [26-1059, 26-1060, 26-1101] [Entered: 05/04/2026 08:37 AM]
April 30, 2026 CLERK'S ORDER [2171349] filed granting motion to extend time [ # 2169520-2 ]; extending Clerk order initial submissions for appellee/respondent [ # 2164360-4 ] RESPONDENT certified index to record due 07/06/2026 [26-1059, 26-1060] [Entered: 04/30/2026 05:31 PM]
April 20, 2026 DOCKETING STATEMENT [2169542] filed by State of Colorado in 26-1059 [Service Date: 04/20/2026 ] [26-1059, 26-1060] (Noteboom, Carrie) [Entered: 04/20/2026 04:46 PM]
April 20, 2026 STATEMENT OF ISSUES [2169550] filed by State of Colorado in 26-1059 [Service Date: 04/20/2026 ] [26-1059, 26-1060] (Noteboom, Carrie) [Entered: 04/20/2026 05:00 PM]
April 20, 2026 UNDERLYING DECISION IN CASE [2169549] submitted by State of Colorado in 26-1059, Environmental Defense Fund, Sierra Club and Vote Solar in 26-1060 [Service Date: 04/20/2026 ] [26-1059, 26-1060] (Noteboom, Carrie) [Entered: 04/20/2026 04:57 PM]
April 20, 2026 JOINT CERTIFICATE AS TO PARTIES, RULINGS AND RELATED CASES [2169547] filed by State of Colorado in 26-1059, Environmental Defense Fund, Sierra Club and Vote Solar in 26-1060 [Service Date: 04/20/2026 ] [26-1059, 26-1060] (Noteboom, Carrie) [Entered: 04/20/2026 04:54 PM]
April 20, 2026 JOINT STATEMENT OF INTENT REGARDING APPENDIX DEFERRAL [2169546] filed by State of Colorado in 26-1059, Environmental Defense Fund, Sierra Club and Vote Solar in 26-1060 [Service Date: 04/20/2026 ] Intent: AppxDeferred [26-1059, 26-1060] (Noteboom, Carrie) [Entered: 04/20/2026 04:51 PM]
April 20, 2026 MOTION [2169520] to extend time to file certified index to 07/06/2026 filed by DOE and Chris Wright in 26-1059, 26-1060 (Service Date: 04/20/2026 by CM/ECF NDA) Length Certification: 839 words. [26-1059, 26-1060] (Glynn, Kyle) [Entered: 04/20/2026 03:20 PM]
April 20, 2026 STATEMENT OF ISSUES [2169450] filed by Environmental Defense Fund, Sierra Club and Vote Solar [Service Date: 04/20/2026 ] [26-1060] (Yun, Jennifer) [Entered: 04/20/2026 01:31 PM]
April 20, 2026 DOCKETING STATEMENT [2169448] filed by Environmental Defense Fund, Sierra Club and Vote Solar [Service Date: 04/20/2026 ] [26-1060] (Yun, Jennifer) [Entered: 04/20/2026 01:30 PM]
April 9, 2026 MOTION [2167842] for leave to intervene [Disclosure Listing: Attached] filed by Public Service Company of Colorado [Service Date: 04/09/2026 ] [26-1059, 26-1060] (Skees, John) [Entered: 04/09/2026 05:20 PM]
April 7, 2026 ENTRY OF APPEARANCE [2167487] filed by Jessica Lowrey and co-counsel Gabrielle Flacon and Phalen Kohlruss-Reuman on behalf of Petitioner State of Colorado in 26-1059. [26-1059, 26-1060] (Lowrey, Jessica) [Entered: 04/07/2026 03:12 PM]
March 19, 2026 ENTRY OF APPEARANCE [2164423] filed by Kyle Glynn and co-counsel Rebecca Jaffe on behalf of Respondents DOE and Chris Wright in 26-1059, 26-1060. [26-1059, 26-1060] (Glynn, Kyle) [Entered: 03/19/2026 11:49 AM]
March 19, 2026 CLERK'S ORDER [2164360] filed consolidating cases 26-1060 (Consolidation started 03/19/2026) with 26-1059; directing party to file initial submissions: PETITIONER docketing statement due 04/20/2026. PETITIONER certificate as to parties due 04/20/2026. PETITIONER statement of issues due 04/20/2026. JOINT PETITIONER underlying decision due 04/20/2026. JOINT PETITIONER deferred appendix statement due 04/20/2026. PETITIONER procedural motions due 04/20/2026. PETITIONER dispositive motions due 05/04/2026. RESPONDENT entry of appearance due 04/20/2026. RESPONDENT procedural motions due 04/20/2026. RESPONDENT certified index to record due 05/04/2026. RESPONDENT dispositive motions due 05/04/2026 [26-1059, 26-1060] [Entered: 03/19/2026 09:39 AM]
March 19, 2026 CERTIFIED COPY [2164346] of Petition for Review sent to respondent [ # 2164345-2 ] [26-1060] [Entered: 03/19/2026 09:09 AM]
March 18, 2026 PETITION FOR REVIEW [2164345] of a decision by federal agency filed by Environmental Defense Fund, Sierra Club and Vote Solar [Service Date: 03/18/2026 ] Disclosure Statement: Attached. [26-1060] [Entered: 03/19/2026 09:09 AM]
March 18, 2026 PETITION FOR REVIEW CASE docketed. [26-1060] [Entered: 03/19/2026 09:06 AM]

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Search for this case: Sierra Club, et al v. DOE
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Petitioner: Sierra Club
Represented By: Matthew Gerhart
Represented By: Gregory E. Wannier
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Petitioner: Vote Solar
Represented By: Jennifer J. Yun
Represented By: Michael Lenoff
Represented By: Lisa Katherine Perfetto
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Petitioner: Environmental Defense Fund
Represented By: Tomas Carbonell
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Respondent: United States Department of Energy
Represented By: Rebecca Jaffe
Represented By: Kyle Glynn
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Respondent: Chris Wright, Administrator, United States Department of Energy
Represented By: Rebecca Jaffe
Represented By: Kyle Glynn
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Intervenor: Public Service Company of Colorado
Represented By: Stephen Matthew Spina
Represented By: Patrick R. Pennella I
Represented By: Timothy T. Mastrogiacomo Esquire
Represented By: Joseph William Lowell
Represented By: John Daniel Skees
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