Petitioner:	American Electric Power Service Corporation, on behalf of its affiliates, Appalachian Power Co., Indiana Michigan Power Co., Kentucky Power Co., Kingsport Power Co., Ohio Power Co., Wheeling Power Co., AEP Appalachian Trans. Co., Inc., AEP Indiana Mi, Dayton Power and Light Company, d/b/a AES Ohio, Dominion Energy Services, Inc., on behalf of Virginia Electric and Power Co. d/b/a Dominion Energy Virginia, Duke Energy Business Services LLC, for Duke Energy Kentucky, Inc. and Duke Energy Ohio, Inc., Duquesne Light Company, East Kentucky Power Cooperative, Inc., Exelon Corporation, on behalf of its affiliates Atlantic City Electric Co., Baltimore Gas and Electric Co., Commonwealth Edison Co., Commonwealth Edison Co. of Indiana, Inc., Delmarva Power & Light Co., PECO Energy Co., and Potomac Electric Power Co., FirstEnergy Service Company, on behalf of its affiliates American Trans. Systems, Incorporated, Jersey Central Power & Light Co., Mid-Atlantic Interstate Trans. LLC, The Potomac Edison Co., Monongahela Power Co., Keystone Appalachian Trans. Co., and, PPL Electric Utilities Corporation and Southern Maryland Electric Cooperative, Inc.
Respondent:	Federal Energy Regulatory Commission
Intervenor:	Old Dominion Electric Cooperative, Consolidated Edison Company of New York, Inc., Delaware Public Service Commission, Linden VFT, LLC, Long Island Power Authority, Neptune Regional Transmission System, LLC, New Jersey Board of Public Utilities, New Jersey Division of Rate Counsel, New York Power Authority, PJM Interconnection, L.L.C., Power Holding LLC and Public Service Electric and Gas Company
Case Number:	26-1116
Filed:	May 12, 2026
Court:	U.S. Court of Appeals, D.C. Circuit
Nature of Suit:	Other

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