CHEVRON MIN. INC. v. U.S.

Attorney(s) appearing for the Case

Peter D. Keisler , Sidley Austin LLP ( Jennifer G. Anderson , Alex C. Walker , and Jeremy K. Harrison , Modrall, Sperling, Roehl, Harris & Sisk, P.A., Albuquerque, New Mexico, R. Timothy McCrum , Kirsten L. Nathanson , and Sherrie A. Armstrong , Crowell & Moring LLP, Washington, D.C., and Quin M. Sorenson and Christopher A. Eiswerth , Sidley Austin LLP, Washington, D.C., with him on the briefs), Washington, D.C., for Appellant.

Katherine J. Barton , Environment & Natural Resources Division, United States Department of Justice ( John C. Cruden , Assistant Attorney General, Simi Bhat , Justin D. Heminger , Dustin J. Maghamfar , John E. Sullivan , and Evelyn S. Ying , Environment & Natural Resources Division, United States Department of Justice, and of Counsel: Joan Marsan , Office of the Solicitor, United States Department of the Interior, and Kirk Minckler , Office of the General Counsel, United States Department of Agriculture, with her on the brief), Washington, D.C. for Appellees.

Gina Cannan and Steven J. Lechner , Mountain States Legal Foundation, Lakewood, Colorado, on the brief for Amici Curiae American Exploration & Mining Association and Colorado Mining Association.

Timothy C. Fox , Montana Attorney General, Alan Joscelyn , Chief Deputy Attorney General, and Dale Schowengerdt , Solicitor General, Office of the Montana Attorney General, Helena, Montana, on the brief for Amicus Curiae State of Montana.

Before TYMKOVICH, Chief Judge, BALDOCK, and BRISCOE, Circuit Judges.