The opinion
[J-33E-2025, J-33F-2025, J-33G-2025 and J-33H-2025]
IN THE SUPREME COURT OF PENNSYLVANIA
MIDDLE DISTRICT
JESSICA SHIRLEY, INTERIM ACTING : No. 113 MAP 2023
SECRETARY OF THE DEPARTMENT OF :
ENVIRONMENTAL PROTECTION AND : Appeal from the Order of the
INTERIM ACTING CHAIRPERSON OF : Commonwealth Court at No. 41 MD
THE ENVIRONMENTAL QUALITY BOARD : 2022 dated June 28, 2022
:
: SUBMITTED: May 13, 2025
v. :
:
:
PENNSYLVANIA LEGISLATIVE :
REFERENCE BUREAU, STEPHANIE :
FIELDER LATIMORE, DIRECTOR OF THE :
LEGISLATIVE REFERENCE BUREAU, :
AND AMY J. MENDELSOHN, DIRECTOR :
OF THE PENNSYLVANIA CODE AND :
BULLETIN :
:
:
APPEAL OF: CONSTELLATION ENERGY :
CORPORATION AND CONSTELLATION :
ENERGY GENERATION, LLC, :
:
Possible Intervenors :
BOWFIN KEYCON HOLDINGS, LLC; : No. 114 MAP 2023
CHIEF POWER FINANCE II, LLC; CHIEF :
POWER TRANSFER PARENT, LLC; : Appeal from the Order of the
KEYCON POWER HOLDINGS, LLC; : Commonwealth Court at No. 247
HERITAGE POWER LLC; : MD 2022 dated June 28, 2022
PENNSYLVANIA COAL ALLIANCE; :
UNITED MINE WORKERS OF AMERICA; : SUBMITTED: May 13, 2025
INTERNATIONAL BROTHERHOOD OF :
ELECTRICAL WORKERS; AND :
INTERNATIONAL BROTHERHOOD OF :
BOILERMAKERS, IRON SHIP BUILDERS, :
BLACKSMITHS, FORGERS AND :
HELPERS :
:
:
v. :
:
:
PENNSYLVANIA DEPARTMENT OF :
ENVIRONMENTAL PROTECTION AND :
PENNSYLVANIA ENVIRONMENTAL :
QUALITY BOARD :
:
:
APPEAL OF: CONSTELLATION ENERGY :
CORPORATION AND CONSTELLATION :
ENERGY GENERATION, LLC, :
:
Possible Intervenors :
JESSICA SHIRLEY, INTERIM ACTING : No. 115 MAP 2023
SECRETARY OF THE DEPARTMENT OF :
ENVIRONMENTAL PROTECTION AND : Appeal from the Order of the
INTERIM ACTING CHAIRPERSON OF : Commonwealth Court at No. 41 MD
THE ENVIRONMENTAL QUALITY BOARD : 2022 dated November 1, 2023
:
: SUBMITTED: May 13, 2025
v. :
:
:
PENNSYLVANIA LEGISLATIVE :
REFERENCE BUREAU, STEPHANIE :
FIELDER LATIMORE, DIRECTOR OF THE :
LEGISLATIVE REFERENCE BUREAU, :
AND AMY J. MENDELSOHN, DIRECTOR :
OF THE PENNSYLVANIA CODE AND :
BULLETIN :
:
:
APPEAL OF: CONSTELLATION ENERGY :
CORPORATION AND CONSTELLATION :
ENERGY GENERATION, LLC, :
:
Possible Intervenors :
BOWFIN KEYCON HOLDINGS, LLC; : No. 116 MAP 2023
CHIEF POWER FINANCE II, LLC; CHIEF :
POWER TRANSFER PARENT, LLC; : Appeal from the Order of the
KEYCON POWER HOLDINGS, LLC; : Commonwealth Court at No. 247
HERITAGE POWER, LLC; : MD 2022 dated November 1, 2023
PENNSYLVANIA COAL ALLIANCE; :
UNITED MINE WORKERS OF AMERICA; : SUBMITTED: May 13, 2025
[J-33E-2025, J-33F-2025, J-33G-2025 and J-33H-2025] - 2
INTERNATIONAL BROTHERHOOD OF :
ELECTRICAL WORKERS; AND :
INTERNATIONAL BROTHERHOOD OF :
BOILERMAKERS, IRON SHIP BUILDERS, :
BLACKSMITHS, FORGERS AND :
HELPERS :
:
:
v. :
:
:
PENNSYLVANIA DEPARTMENT OF :
ENVIRONMENTAL PROTECTION AND :
PENNSYLVANIA ENVIRONMENTAL :
QUALITY BOARD :
:
:
APPEAL OF: CONSTELLATION ENERGY :
CORPORATION AND CONSTELLATION :
ENERGY GENERATION, LLC, :
:
Possible Intervenors :
ORDER
PER CURIAM
AND NOW, this 6th day of January, 2026, upon consideration of the applications
of Constellation Energy Corporation and Constellation Energy Generation, LLC
(collectively, Constellation), to discontinue the above-captioned appeals and the
responses thereto, it is hereby ORDERED that the applications are GRANTED as follows:
1. The above-captioned appeals are DISMISSED.
2. The June 28, 2022 and November 1, 2023 Orders of the Commonwealth Court
that are the subject of the above-captioned appeals are VACATED.
[J-33E-2025, J-33F-2025, J-33G-2025 and J-33H-2025] - 3
3. This matter is REMANDED to the Commonwealth Court with instructions to
dismiss as moot the original jurisdiction proceedings docketed at
No. 41 MD 2022 and No. 247 MD 2022.
Jurisdiction relinquished.
[J-33E-2025, J-33F-2025, J-33G-2025 and J-33H-2025] - 4