American Transmission Systems Inc, et al v. FERC
Petitioner: AMERICAN TRANSMISSION SYSTEMS INC, JERSEY CENTRAL POWER & LIGHT CO, POTOMAC EDISON CO, MONONGAHELA POWER CO, MID ATLANTIC INTERSTATE TRANSMISSION LLC, KEYSTONE APPALACHIAN TRANSMISSION CO. and TRANS ALLEGHENY INTERSTATE LINE CO.
Respondent: FEDERAL ENERGY REGULATORY COMMISSION
Intervenor: CONSTELLATION ENERGY GENERATION LLC, EXELON CORP, OLD DOMINION ELECTRIC COOPERATIVE, PJM INTERCONNECTION LLC and TALEN ENERGY CORP
Case Number: 26-2494
Filed: June 18, 2026
Court: U.S. Court of Appeals, Third Circuit
Nature of Suit: Other
Docket Report

This docket was last retrieved on August 14, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
August 14, 2026 Filing 24 ECF FILER: DISCLOSURE STATEMENT on behalf of American Forest & Paper Association. on behalf of Petitioners Industrial Energy Consumers of America, PJM Industrial Customer Coalition and National Railroad Passenger Corp in 26-1840. [26-1840, 26-1901, 26-2494] (KRS) [Entered: 08/14/2026 12:44 PM]
August 14, 2026 Filing 23 ECF FILER: AMENDED ELECTRONIC ADDENDUM to PETITION on behalf of Petitioners Industrial Energy Consumers of America, PJM Industrial Customer Coalition and National Railroad Passenger Corp in 26-1840 containing Amended Petition for Review. Certificate of Service dated 08/14/2026 by ECF. [26-1840, 26-1901, 26-2494] (KRS) [Entered: 08/14/2026 12:37 PM]
August 14, 2026 Filing 22 ECF FILER: ENTRY OF APPEARANCE from Adam Kleven on behalf of Intervenor(s) Talen Energy Corporation. [26-2494, 26-1840] (ARK) [Entered: 08/14/2026 12:29 PM]
August 14, 2026 Filing 21 ECF FILER: DISCLOSURE STATEMENT on behalf of Intervenor Talen Energy Corp in 26-2494. [26-2494, 26-1840] (JCM) [Entered: 08/14/2026 12:25 PM]
August 14, 2026 Filing 20 ECF FILER: ENTRY OF APPEARANCE from Jeremy C. Marwell on behalf of Intervenor(s) Talen Energy Corporation. [26-2494, 26-1840] (JCM) [Entered: 08/14/2026 12:23 PM]
August 13, 2026 Filing 19 ECF FILER: ENTRY OF APPEARANCE from Jennifer E. Fischell on behalf of Intervenor(s) Constellation Energy Generation, LLC. [26-2494] (JEF) [Entered: 08/13/2026 01:36 PM]
August 13, 2026 Filing 18 ECF FILER: DISCLOSURE STATEMENT on behalf of Intervenor Constellation Energy Generation LLC. [26-2494] (LMW) [Entered: 08/13/2026 01:34 PM]
August 13, 2026 Filing 17 ECF FILER: ENTRY OF APPEARANCE from Lucas M. Walker on behalf of Intervenor(s) Constellation Energy Generation, LLC. [26-2494] (LMW) [Entered: 08/13/2026 01:31 PM]
August 10, 2026 Filing 16 ECF FILER: DISCLOSURE STATEMENT on behalf of Intervenor Exelon Corp. [26-2494] (SAB) [Entered: 08/10/2026 02:29 PM]
August 10, 2026 Filing 15 ECF FILER: ENTRY OF APPEARANCE from Gary Guy on behalf of Intervenor(s) Exelon Corp.. [26-2494] (SAB) [Entered: 08/10/2026 02:27 PM]
August 10, 2026 Filing 14 ECF FILER: ENTRY OF APPEARANCE from Stanley Berman on behalf of Intervenor(s) Exelon Corp.. [26-2494] (SAB) [Entered: 08/10/2026 02:26 PM]
August 7, 2026 Filing 13 ECF FILER: ENTRY OF APPEARANCE from Jared B. Fish on behalf of Respondent(s) Federal Energy Regulatory Commission. [26-2494, 26-1840, 26-1901] (JBF) [Entered: 08/07/2026 04:47 PM]
August 6, 2026 Filing 12 ECF FILER: Concise Summary of the Case filed by Petitioners American Transmission Systems Inc, Jersey Central Power & Light Co, Keystone Appalachian Transmission Co., Mid Atlantic Interstate Transmission LLC, Monongahela Power Co, Potomac Edison Co and Trans Allegheny Interstate Line Co.. [26-2494] (DMG) [Entered: 08/06/2026 09:35 PM]
August 6, 2026 Filing 11 ECF FILER: DISCLOSURE STATEMENT on behalf of Petitioners American Transmission Systems Inc, Jersey Central Power & Light Co, Keystone Appalachian Transmission Co., Mid Atlantic Interstate Transmission LLC, Monongahela Power Co, Potomac Edison Co and Trans Allegheny Interstate Line Co.. [26-2494] (DMG) [Entered: 08/06/2026 09:32 PM]
August 6, 2026 Filing 10 ECF FILER: AGENCY INFORMATION STATEMENT on behalf of Petitioners American Transmission Systems Inc, Jersey Central Power & Light Co, Keystone Appalachian Transmission Co., Mid Atlantic Interstate Transmission LLC, Monongahela Power Co, Potomac Edison Co and Trans Allegheny Interstate Line Co.. [26-2494] (DMG) [Entered: 08/06/2026 09:31 PM]
August 6, 2026 Filing 9 ECF FILER: ENTRY OF APPEARANCE from David M. Gossett on behalf of Petitioner(s) American Transmission Systems, Inc.; Jersey Central Power & Light Co.; Mid-Atlantic Interstate Transmission LLC; Keystone Appalachian Transmission Co.; The Potomac Edison Co.; Monongahela Power Co.; and Trans-Allegheny Interstate Line Co.. [26-2494] (DMG) [Entered: 08/06/2026 09:28 PM]
August 6, 2026 Filing 8 FOLLOW UP LETTER to Stanley A. Berman, Esq. for Intervenor Exelon Corp, Adrienne E. Clair, Esq. for Intervenor Old Dominion Electric Cooperative, Jenna E. Cliatt, Esq. for Intervenor Old Dominion Electric Cooperative, Ryan J. Collins, Esq. for Intervenor PJM Interconnection LLC, Jennifer E. Fischell, Esq. for Intervenor Constellation Energy Generation LLC, Gary Guy, Esq. for Intervenor Exelon Corp, Adam R. Kleven, Esq. for Intervenor Talen Energy Corp, Jeremy C. Marwell, Esq. for Intervenor Talen Energy Corp, Ruth M. Porter, Esq. for Intervenor PJM Interconnection LLC, William S. Scherman, Esq. for Intervenor Talen Energy Corp and Lucas M. Walker, Esq. for Intervenor Constellation Energy Generation LLC requesting the following document(s): Appearance Form on or before 08/20/2026. Disclosure Statement on or before 08/20/2026. (JK) [Entered: 08/06/2026 04:48 PM]
August 6, 2026 Filing 7 FOLLOW UP LETTER to Jared B. Fish, Esq. for Respondent FERC and Robert H. Solomon, Esq. for Respondent FERC requesting the following document(s): Appearance Form on or before 08/20/2026. (JK) [Entered: 08/06/2026 04:46 PM]
August 6, 2026 Filing 6 FOLLOW UP LETTER to David M. Gossett, Esq. for Petitioners Monongahela Power Co, Potomac Edison Co, Jersey Central Power & Light Co, American Transmission Systems Inc, Mid Atlantic Interstate Transmission LLC, Keystone Appalachian Transmission Co. and Trans Allegheny Interstate Line Co., Morgan E. Parke, Esq. for Petitioners Monongahela Power Co, Potomac Edison Co, Jersey Central Power & Light Co, American Transmission Systems Inc, Mid Atlantic Interstate Transmission LLC, Keystone Appalachian Transmission Co. and Trans Allegheny Interstate Line Co. and Amanda P. Parker, Esq. for Petitioners Monongahela Power Co, Potomac Edison Co, Jersey Central Power & Light Co, American Transmission Systems Inc, Mid Atlantic Interstate Transmission LLC, Keystone Appalachian Transmission Co. and Trans Allegheny Interstate Line Co. requesting the following document(s): Appearance Form on or before 08/20/2026. Disclosure Statement on or before 08/20/2026. Concise Summary on or before 08/20/2026. Agency Docketing Statement on or before 08/20/2026. (JK) [Entered: 08/06/2026 04:42 PM]
July 31, 2026 Filing 5 ECF FILER: CORRECTED Motion filed by Respondent FERC in 26-1840, 26-2494 to stay abeyance of appellate proceedings. Certificate of Service dated 07/31/2026. Service made by ECF. [26-1840, 26-1901, 26-2494] (JBF) [Entered: 07/31/2026 05:38 PM]
July 31, 2026 Filing 4 ECF FILER: UNOPPOSED Motion filed by Respondent FERC in 26-1840, 26-2494 to stay abeyance of appellate proceedings. Certificate of Service dated 07/31/2026. Service made by ECF. [26-1840, 26-1901, 26-2494] (JBF) [Entered: 07/31/2026 04:16 PM]
June 18, 2026 Opinion or Order Filing 3 ORDER (Clerk) granting Unopposed Motion by Respondent FERC in No. 26-2494 to Hold Case in Abeyance. The case will be stayed until August 3, 2026. On or before that date, Respondent must file the agency record index in all three pending petitions for review. The above-docketed cases are consolidated for purposes of scheduling, joint appendix, Respondent's brief, and disposition. Petitioners are encouraged to consult with one another regarding the contents of their briefs as the Court disfavors repetitive briefs. Petitioners may file a consolidated brief or join in or adopt portions by reference. See Fed. R. App. P. 28(i). The parties are hereby directed to electronically file documents on the Court's docket as follows: Petitioners: All case opening forms, motions, and briefs must be filed only in the case number assigned to the filer's petition for review. If a document is being filed jointly by multiple petitioners, the document must be filed only in the case numbers assigned to the filing petitioners. Respondent: All case opening forms must be filed in all cases in which the respondent intends to participate. All motions should be filed only in those cases for which the relief is being requested. Respondent's consolidated brief must be filed in all cases to which the respondent is responding. The consolidated joint appendix must be filed in all case numbers. The parties are advised that case opening forms for later filed petitions must only be filed in the new cases and not re-filed in earlier cases in which the forms were previously filed. The parties are further advised that failure to file documents in the appropriate case may result in the issuance of a noncompliance order. If any party is unsure how to file a particular document, he or she should call the case manager prior to filing the document. [26-1840, 26-1901, 26-2494] (JK) [Entered: 06/18/2026 03:24 PM]
June 18, 2026 Filing 2 UNOPPOSED MOTION filed by Respondent FERC to Hold Case in Abeyance, transferred from U.S. Court of Appeals for D.C. Circuit. Certificate of Service dated 06/18/2026. Service made by ECF. (JK) [Entered: 06/18/2026 02:55 PM]
June 18, 2026 Filing 1 AGENCY CASE DOCKETED. Petition filed by American Transmission Systems Inc, Jersey Central Power & Light Co, Keystone Appalachian Transmission Co, Mid-Atlantic Interstate Transmission LLC, Monongahela Power Co, Potomac Edison Co and Trans-Allegheny Interstate Line Co. Certificate of Service dated 06/18/2026. Service made by ECF. Transferred from U.S. Court of Appeals for the District of Columbia Circuit by order entered 06/12/2026 in Case No. 26-1091. (JK) [Entered: 06/18/2026 02:41 PM]

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Search for this case: American Transmission Systems Inc, et al v. FERC
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Petitioner: AMERICAN TRANSMISSION SYSTEMS INC
Represented By: Amanda P. Parker Esq.
Represented By: Morgan E. Parke Esq.
Represented By: David M. Gossett Esq.
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Petitioner: JERSEY CENTRAL POWER & LIGHT CO
Represented By: Amanda P. Parker Esq.
Represented By: Morgan E. Parke Esq.
Represented By: David M. Gossett Esq.
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Petitioner: POTOMAC EDISON CO
Represented By: Amanda P. Parker Esq.
Represented By: Morgan E. Parke Esq.
Represented By: David M. Gossett Esq.
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Petitioner: MONONGAHELA POWER CO
Represented By: Amanda P. Parker Esq.
Represented By: Morgan E. Parke Esq.
Represented By: David M. Gossett Esq.
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Petitioner: MID ATLANTIC INTERSTATE TRANSMISSION LLC
Represented By: Amanda P. Parker Esq.
Represented By: Morgan E. Parke Esq.
Represented By: David M. Gossett Esq.
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Petitioner: KEYSTONE APPALACHIAN TRANSMISSION CO.
Represented By: Amanda P. Parker Esq.
Represented By: Morgan E. Parke Esq.
Represented By: David M. Gossett Esq.
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Petitioner: TRANS ALLEGHENY INTERSTATE LINE CO.
Represented By: Amanda P. Parker Esq.
Represented By: Morgan E. Parke Esq.
Represented By: David M. Gossett Esq.
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Respondent: FEDERAL ENERGY REGULATORY COMMISSION
Represented By: Robert H. Solomon Esq.
Represented By: Jared B. Fish Esq.
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Intervenor: CONSTELLATION ENERGY GENERATION LLC
Represented By: Lucas M. Walker Esq.
Represented By: Jennifer E. Fischell Esq.
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Intervenor: EXELON CORP
Represented By: Gary Guy Esq.
Represented By: Stanley A. Berman Esq.
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Intervenor: OLD DOMINION ELECTRIC COOPERATIVE
Represented By: Adrienne E. Clair Esq.
Represented By: Jenna E. Cliatt Esq.
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Intervenor: PJM INTERCONNECTION LLC
Represented By: Ruth M. Porter Esq.
Represented By: Ryan J. Collins Esq.
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Intervenor: TALEN ENERGY CORP
Represented By: William S. Scherman Esq.
Represented By: Jeremy C. Marwell Esq.
Represented By: Adam R. Kleven Esq.
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