CALIFORNIA, BY AND THROUGH BROWN v. EPA

Attorney(s) appearing for the Case

David Zaft , Deputy Attorney General, Office of the Attorney General for the State of California, argued the cause for State Petitioners. With him on the briefs were Xavier Becerra , Attorney General, Robert W. Byrne , Senior Assistant Attorney General, Gary E. Tavetian and David A. Zonana , Supervising Deputy Attorneys General, Julia K. Forgie , Deputy Attorney General, William Tong , Attorney General, Office of the Attorney General for the State of Connecticut, Matthew I. Levine and Scott N. Koschwitz , Assistant Attorneys General, Karl A. Racine , Attorney General, Office of the Attorney General for the District of Columbia, Loren L. AliKhan , Solicitor General, Thomas J. Miller , Attorney General, Office of the Attorney General for the State of Iowa, Jacob Larson , Assistant Attorney General, Kathleen Jennings , Attorney General, Office of the Attorney General for the State of Delaware, Valerie Edge , Deputy Attorney General, Kwame Raoul , Attorney General, Office of the Attorney General for the State of Illinois, Daniel I. Rottenberg , Assistant Attorney General, Brian E. Frosh , Attorney General, Office of the Attorney General for the State of Maryland, Steven M. Sullivan , Solicitor General, Aaron M. Frey , Attorney General, Office of the Attorney General for the State of Maine, Mary M. Sauer and Laura E. Jensen , Assistant Attorneys General, Keith Ellison , Attorney General, Office of the Attorney General for the State of Minnesota, Max Kieley , Assistant Attorney General, Maura Healey , Attorney General, Office of the Attorney General for the Commonwealth of Massachusetts, Christophe Courchesne , Carol Iancu and Matthew Ireland , Assistant Attorneys General, Megan M. Herzog , Special Assistant Attorney General, Letitia James , Attorney General, Office of the Attorney General for the State of New York, Yueh-Ru Chu , Chief, Affirmative Litigation Section, Environmental Protection Bureau, Gavin G. McCabe , Special Assistant Attorney General, Gurbir S. Grewal , Attorney General, Office of the Attorney General for the State of New Jersey, David C. Apy , Assistant Attorney General, Robert J. Kinney , Deputy Attorney General, Josh Shapiro , Attorney General, Office of the Attorney General for the Commonwealth of Pennsylvania, Michael J. Fischer , Chief Deputy Attorney General, Kristen M. Furlan , Assistant Director, Ellen F. Rosenblum , Attorney General, Office of the Attorney General for the State of Oregon, Paul Garrahan , Attorney-in-Charge, Thomas J. Donovan, Jr. , Attorney General, Office of the Attorney General for the State of Vermont, Nicholas F. Persampieri , Assistant Attorney General, Peter F. Neronha , Attorney General, Office of the Attorney General for the State of Rhode Island, Gregory S. Schultz , Special Assistant Attorney General, Robert W. Ferguson , Attorney General, Office of the Attorney General for the State of Washington, Katharine G. Shirey , Assistant Attorney General, Mark R. Herring , Attorney General, Office of the Attorney General for the Commonwealth of Virginia, Paul Kugelman, Jr. , Senior Assistant Attorney General and Chief, Matthew R. McGuire , Principal Deputy Solicitor General, and Matthew L. Gooch , Assistant Attorney General. Aaron Goldstein , Deputy Attorney General, Office of the Attorney General for the State of Delaware, Emily C. Nelson , Assistant Attorney General, Office of the Attorney General for the State of Washington, Stacey W. Person , Assistant Attorney General, and Peter Surdo , Special Assistant Attorney General, Office of the Attorney General for the State of Minnesota, entered appearances.

Sean H. Donahue argued the cause for petitioners Public Interest Organizations. With him on the briefs were Matthew Littleton , Benjamin Longstreth , Irene Gutierrez , Joanne Spalding , Alejandra Núñez , Vera Pardee , Vickie Patton , Peter Zalzal , Martha Roberts , Alice Henderson , Erin Murphy , Howard I. Fox , Javier Guzman , Travis Annatoyn , Maya Golden-Krasner , Scott L. Nelson , and Emily K. Green . Howard M. Crystal , David D. Doniger , Seth L. Johnson , and Susannah Weaver entered appearances.

Robert A. Wyman, Jr. , Joel C. Beauvais , Devin O'Connor , and Kevin Poloncarz were on the briefs for petitioners National Coalition for Advanced Transportation, et al. Steven Croley entered an appearance.

Michael Burger was on the brief for amici curiae The National League of Cities, et al. in support of petitioners. Susan E. Amron , Edward N. Siskel , and Jennifer M. Stacy entered appearances.

Philip J. Weiser , Attorney General, Office of the Attorney General for the State of Colorado, and Eric R. Olson , Solicitor General, were on the brief for amicus curiae the State of Colorado in support of petitioners.

Gary S. Guzy , Beth S. Brinkmann , Thomas Brugato , and Jeffery S. Dennis were on the brief for amicus curiae Advanced Energy Economy in support of petitioners.

Bayron T. Gilchrist , Barbara Baird , William B. Wong , and Brian Tomasovic were on the brief for amicus curiae South Coast Air Quality Management District in support of petitioners.

Jared P. Marx and Samuel Walsh were on the brief for amicus curiae Lyft, Inc. in support of petitioners.

Joseph R Palmore was on the brief for amicus curiae Consumers Federation of America in support of petitioners.

Eric G. Hostetler , Attorney, U.S. Department of Justice, argued the cause for respondents. With him on the brief were Eric Grant , Deputy Assistant Attorney General, and David Orlin and Mark Kataoka , Counsel, U.S. Environmental Protection Agency.

Erin E. Murphy argued the cause for intervenors. With her on the brief were Paul D. Clement , Stuart Drake , C. Harker Rhodes IV , Raymond B. Ludwiszewski , John T. Whatley , Susan T. Conti , and Charles H. Haake .

Before: Rogers, Srinivasan and Pillard, Circuit Judges.