No. 25-170
 
Title: Suncor Energy (U.S.A.) Inc., et al., Petitioners
v.
County Commissioners of Boulder County, et al.
Docketed: August 12, 2025
Lower Ct: Supreme Court of Colorado
   Case Numbers: (2025 CO 21)
   Decision Date: May 12, 2025
Questions Presented
 
Proceedings and Orders
Aug 08 2025 Petition for a writ of certiorari filed. (Response due September 11, 2025)
Petition Appendix Certificate of Word Count Proof of Service
Aug 28 2025 Waiver of right of respondent Cty. Comm'rs of Boulder Cty., et al. to respond filed.
Main Document
Sep 03 2025 DISTRIBUTED for Conference of 9/29/2025.
Sep 04 2025 Letter received from Suncor Energy (U.S.A.) Inc., et al.
Main Document
Sep 05 2025 Brief amici curiae of General (Retired) Richard B. Myers, et al. filed.
Main Document Proof of Service Certificate of Word Count
Sep 09 2025 Response Requested. (Due October 9, 2025)
Sep 11 2025 Brief amici curiae of Frontier Institute, et al. filed.
Main Document Proof of Service Certificate of Word Count
Sep 11 2025 Brief amicus curiae of United States filed.
Main Document Proof of Service
Sep 11 2025 Brief amici curiae of Atlantic Legal Foundation, et al. filed.
Main Document Certificate of Word Count Proof of Service
Sep 11 2025 Brief amici curiae of Professor Richard Epstein, et al. filed.
Main Document Proof of Service Certificate of Word Count
Sep 12 2025 Brief amicus curiae of American Tort Reform Association filed.
Main Document Proof of Service Certificate of Word Count
Sep 15 2025 Brief amicus curiae of American Petroleum Institute filed.
Main Document Proof of Service Certificate of Word Count
Sep 24 2025 Motion to extend the time to file a response from October 9, 2025 to November 10, 2025, submitted to The Clerk.
Main Document
Sep 25 2025 Motion to extend the time to file a response is granted and the time is extended to and including November 10, 2025.
Sep 26 2025 Brief amici curiae of Alabama, et al. filed.
Main Document Certificate of Word Count Proof of Service
Oct 09 2025 Brief amicus curiae of Professor Jason Johnston filed.
Main Document Proof of Service Certificate of Word Count
Oct 09 2025 Brief amici curiae of House Majority Leader Steve Scalise, et al. filed.
Main Document Proof of Service Certificate of Word Count
Oct 09 2025 Brief amicus curiae of National Association of Manufacturers filed.
Main Document Proof of Service Certificate of Word Count
Oct 09 2025 Brief amicus curiae of Chamber of Commerce of the United States of America filed.
Main Document Proof of Service Certificate of Word Count
Nov 10 2025 Brief of respondents County Commissioners of Boulder County, et al. in opposition filed.
Main Document Proof of Service Certificate of Word Count
Nov 25 2025 DISTRIBUTED for Conference of 12/12/2025.
Nov 25 2025 Reply of petitioners Suncor Energy (U.S.A.) Inc., et al. filed. (Distributed)
Main Document Certificate of Word Count Proof of Service
Jan 05 2026 DISTRIBUTED for Conference of 1/9/2026.
Jan 12 2026 DISTRIBUTED for Conference of 1/16/2026.
Jan 20 2026 DISTRIBUTED for Conference of 1/23/2026.
Feb 13 2026 DISTRIBUTED for Conference of 2/20/2026.
Feb 23 2026 Petition GRANTED. In addition to the question presented by the petition, the parties are directed to brief and argue the following question: Whether this Court has statutory and Article III jurisdiction to hear this case.
Feb 27 2026 Motion for an extension of time to file the briefs on the merits filed.
Main Document
Mar 11 2026 Motion to extend the time to file the briefs on the merits granted. The time to file the joint appendix and petitioners' brief on the merits is extended to and including May 14, 2026. The time to file respondents' brief on the merits is extended to and including July 27, 2026.
May 14 2026 Brief of petitioners Suncor Energy (U.S.A.) Inc., et al. filed.
Main Document Certificate of Word Count Proof of Service
May 14 2026 Joint appendix filed. (Statement of costs filed)
Main Document Proof of Service
May 15 2026 Brief amici curiae of The Pelican Institute For Public Policy, et al. filed.
Main Document Certificate of Word Count Proof of Service
May 18 2026 Brief amicus curiae of Atlantic Legal Foundation, et al. filed. (Distributed)
Main Document Certificate of Word Count Proof of Service
May 19 2026 Brief amicus curiae of American Tort Reform Association filed.
Main Document Certificate of Word Count Proof of Service
May 19 2026 Brief amici curiae of Frontier Institute, et al. filed.
Main Document Certificate of Word Count Proof of Service
May 20 2026 Brief amicus curiae of Center for Environmental Accountability filed. (Corrected brief to be filed--June 29, 2026).
May 20 2026 Brief amicus curiae of Center for Environmental Accountability filed. (Corrected)
Main Document Certificate of Word Count Proof of Service
May 20 2026 Brief amicus curiae of Pacific Legal Foundation filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Amicus brief of Professor Jason Johnston not accepted for filing. (To be resubmitted to reflect the correct party filing, Former State Supreme Court Justices - May 21, 2026)
May 21 2026 Brief amici curiae of Former State Supreme Court Justices filed. (Resubmitted)
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amici curiae of Multinational Energy, Transportation, and Manufacturing Companies filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amicus curiae of The National Association of Manufacturers filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amici curiae of Former State Solicitors General filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amici curiae of Associated Governments of Northwest Colorado, et al. filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amicus curiae of Tennessee filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of Jennifer Hernandez filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amicus curiae of American Free Enterprise Chamber of Commerce filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amicus curiae of Center for Individual Rights filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amicus curiae of Save Our States filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of Government Accountability & Oversight filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of Protect the First Foundation filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amici curiae of Senior Foreign Affairs Official Michael R. Pompeo, et al. filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amici curiae of Washington Legal Foundation, et al. filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of United States filed.
Main Document Proof of Service
May 21 2026 Brief amicus curiae of The Chamber of Commerce of the United States of America filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amici curiae of Alabama, et al. filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of The Buckeye Institute filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amici curiae of Advancing American Freedom, et al. filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amici curiae of Professor Richard Epstein, et al. filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amicus curiae of CTIA-The Wireless Association filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amicus curiae of Professor Derek T. Muller in support of neither party filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amici curiae of General (Retired) Richard B. Myers, et al. filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of Consumers' Research filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of Breakthrough Institute filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amici curiae of Senator Ted Cruz, et al. filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amicus curiae of Coalition of Large Tribes filed. (To be corrected - July 24, 2026)
Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of Professor Jason Johnston filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amicus curiae of American Petroleum Institute filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amici curiae of American Property Casualty Insurance Association, Complex Insurance Claims Litigation Association, and Reinsurance Association of America filed.
Main Document Certificate of Word Count Proof of Service
May 21 2026 Brief amici curiae of House Majority Leader Steve Scalise, et al. filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of Neutral Principles filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amici curiae of Professor Todd Zywicki, et al. filed.
Main Document Proof of Service Certificate of Word Count
May 21 2026 Brief amicus curiae of Professor Saikrishna B. Prakash filed.
Main Document Proof of Service Certificate of Word Count
Jun 01 2026 Erratum Letter of The Center for Environmental Accountability not accepted for filing. (June 02, 2026)
Jul 09 2026 Amended Corporate Disclosure Statement of petitioners filed.
Main Document
Jul 27 2026 Brief of Cty. Comm'rs of Boulder Cty., et al. not accepted for filing. (To be corrected - August 03, 2026)
Jul 27 2026 Brief of respondents Cty. Comm'rs of Boulder Cty., et al. filed.
Main Document Certificate of Word Count Proof of Service
Jul 28 2026 Motion of the Solicitor General for leave to participate in oral argument as amicus curiae and for divided argument filed.
Main Document Proof of Service
Jul 31 2026 Brief amici curiae of Colorado Rancher Kathryn Bedell, et al. filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of Professor Benjamin B. Johnson filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of WHEN Justice filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of Jonathan H. Adler filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of Natural Resources Defense Council filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Makah Indian Tribe, et al. filed.
Main Document Proof of Service Certificate of Word Count
Aug 03 2026 Brief amici curiae of Our Children’s Trust, et al. filed.
Main Document Proof of Service Certificate of Word Count
Aug 03 2026 Brief amici curiae of Brady Center to Prevent Gun Violence, et al. filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of Professor William W. Buzbee filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of The Local Government Legal Center, et al. filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Climate Economists filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Senator Sheldon Whitehouse, et al. filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of Constitutional Accountability Center filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Scott Surovell, Virginia Senate Majority Leader, et al. filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Former EPA Administrators, et al. filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of Dave Jones filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of Alan Morrison filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Preemption Scholars filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Professor Hillel Y. Levin, et al. filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of City and County Governments filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Former U.S. Government Officials filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Scholars of State Courts And Judicial Federalism filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Colorado, et al. filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amici curiae of Dr. Robert Brulle, et al. filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of Public Citizen filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of American Association for Justice filed.
Main Document Proof of Service Certificate of Word Count
Aug 03 2026 Brief amicus curiae of City of New York filed.
Main Document Certificate of Word Count Proof of Service
Aug 03 2026 Brief amicus curiae of Robert S. Taylor filed.
Main Document Certificate of Word Count Proof of Service
Aug 04 2026 SET FOR ARGUMENT on Monday, October 5, 2026.
Aug 10 2026 Record requested from the Supreme Court of Colorado.
Aug 10 2026 Amicus brief of Ute Indian Tribe of the Uintah and Ouray Reservation not accepted for filing. (August 13, 2026)
Aug 12 2026 CIRCULATED
Attorneys
Attorneys for Petitioners
Kannon K. Shanmugam
Counsel of Record
Davis Polk & Wardwell LLP
1050 17th Street, N.W.
Washington, DC 20036

kshanmugam@davispolk.com
Ph: (202) 962-7000
Party name: Suncor Energy (U.S.A.) Inc., et al.


Attorneys for Respondents
Kevin K. Russell
Counsel of Record
Russell & Woofter LLC
1701 Pennsylvania Ave., NW
Suite 200
Washington, DC 20006

kr@russellwoofter.com
Ph: 2022408433
Party name: Cty. Comm'rs of Boulder Cty., et al.


Marco Benjamin Simons
Law Office of Marco B. Simons
6218 Georgia Ave NW
Ste 1 #594
Washington, DC 20011

marcosimonslaw@gmail.com
Ph: 9176963304
Party name: Cty. Comm'rs of Boulder Cty., et al.


Other Attorneys
Eric Reuel Olson
Counsel of Record
Olson Grimsley Kawanabe Hinchcliff & Murray LLC
700 17th Street, Suite 1600
Denver, CO 80202

eolson@olsongrimsley.com
Ph: 303 535 9151
Party name: Scholars of State Courts and Judicial Federalism


Jeffrey Scott Rasmussen
Counsel of Record
Patterson Real Bird & Wilson LLP
1900 Plaza Drive
Louisville, CO 80027

jrasmussen@nativelawgroup.com
Ph: (303) 926-5292
Party name: Ute Indian Tribe of the Uintah and Ouray Reservation


Jeffrey Steven Beelaert
Counsel of Record
Givens Pursley LLP
601 West Bannock Street
Boise, ID 83702

jbeelaert@givenspursley.com
Ph: (208) 388-1200
Party name: Professor Derek T. Muller


Thomas Bennigson
Counsel of Record
Richman Law & Policy
One Bridge Street, Suite 83
Irvington, NY 10533

tbennigson@publicgoodlaw.org
Ph: 510-336-1899
Party name: Colorado Ranchers Kathyrn Bedell, et al.


Alexander Barrett Bowdre
Counsel of Record
Office of Alabama Attorney General
501 Washington Avenue
Montgomery, AL 36130-0152

barrett.bowdre@AlabamaAG.gov
Ph: 334-242-7300
Party name: State of Alabama and 25 Other States


Charles Justin Cooper
Counsel of Record
Cooper & Kirk, PLLC
1523 New Hampshire Avenue, N.W.
Washington, DC 20036

ccooper@cooperkirk.com
Ph: 202-220-9600
Party name: Senators Ted Cruz, Chuck Grassley, Mike Lee, and Ted Budd


Kirti Datla
Counsel of Record
Earthjustice
1250 Eye Street NW
Floor 4
Washington, DC 20005

kdatla@earthjustice.org
Ph: 2027975241
Party name: Professor William W. Buzbee


Richard Paul Dearing
Counsel of Record
New York City Law Department
100 Church Street
New York, NY 11579

RDEARING@LAW.NYC.GOV
Ph: 2123562500
Party name: City of New York


Tristan L. Duncan
Counsel of Record
Shook, Hardy & Bacon
2555 Grand Boulevard
Kansas City, MO 64108

TLDUNCAN@SHB.COM
Ph: 816-474-6550
Party name: General (Retired) Richard B. Myers and Admiral (Retired) Michael G. Mullen


Lawrence S. Ebner
Counsel of Record
Atlantic Legal Foundation
1701 Pennsylvania Ave NW, Suite 200
Washington, DC 20006

lawrence.ebner@atlanticlegal.org
Ph: 202-729-6337
Party name: Atlantic Legal Foundation and Federation of Defense & Corporate Counsel


Lawrence S. Ebner
Counsel of Record
Atlantic Legal Foundation
1701 Pennsylvania Ave NW, Suite 200
Washington, DC 20006

lawrence.ebner@atlanticlegal.org
Ph: 202-729-6337
Party name: Atlantic Legal Foundation, Washington Legal Foundation, and Federation of Defense & Corporate Counsel


Dennis Fan
Counsel of Record
Morningside Heights Legal Services, Inc.
Columbia Law School, Appellate Litigation Clinic
435 West 116th St.
New York, NY 10027

dennis.fan@law.columbia.edu
Ph: 2128535446
Party name: Professor Benjamin B. Johnson


Laura Anne Foggan
Counsel of Record
Lavin Rindner Duffield LLC
1717 K Street, NW
Suite 900
Washington, DC 20004-2595

lfoggan@lrd.law
Ph: 2026242774
Party name: American Property Casualty Insurance Association, Complex Insurance Claims Litigation Association, and Reinsurance Association of America


Michael Lee Francisco
Counsel of Record
First & Fourteenth PLLC
800 Connecticut Avenue
Suite 300
Washington, DC 20006

michael@first-fourteenth.com
Ph: 202-998-1978
Party name: American Free Enterprise Chamber of Commerce


Frank Dawson Garrison IV
Counsel of Record
Pacific Legal Foundation
3100 Clarendon Blvd., Suite 1000
Arlington, VA 22201

FGARRISON@PACIFICLEGAL.ORG
Ph: (202) 888-6881
Party name: Pacific Legal Foundation


Philip S. Goldberg
Counsel of Record
Shook Hardy & Bacon LLP
1800 K Street, NW
Suite 1000
Washington, DC 20006

pgoldberg@shb.com
Ph: 202-783-8400
Party name: The National Association of Manufacturers


Brianne Jenna Gorod
Counsel of Record
Constitutional Accountability Center
1730 Rhode Island Ave. NW
Suite 1200
Washington, DC 20036

BRIANNE@THEUSCONSTITUTION.ORG
Ph: 202 296 6889
Party name: Constitutional Accountability Center


James Kellogg Green
Counsel of Record
James K. Green, P.A.
501 South Flagler Drive, Suite 306
West Palm Beach, FL 33401

jkg@jameskgreenlaw.com
Ph: 5616592029
Party name: WHEN Justice


Tyler Green
Counsel of Record
Consovoy McCarthy PLLC
222 S. Main Street
5th Floor
Salt Lake City, UT 84101

TYLER@CONSOVOYMCCARTHY.COM
Ph: (703) 243-9423
Party name: Consumers' Research


Andrew Michael Grossman
Counsel of Record
Baker & Hostetler LLP
1050 Connecticut Avenue, N.W.
Suite 1100
Washington, DC 20036

AGROSSMAN@BAKERLAW.COM
Ph: 2028611697
Party name: The Buckeye Institute


Timothy Michael Haggerty
Counsel of Record
Friedman Kaplan Seiler Adelman & Robbins LLP
7 Times Square
New York, NY 10036

Thaggerty@fklaw.com
Ph: 212-833-1100
Party name: Professor Hillel Y. Levin and Professor Timothy D. Lytton


Sarah Elizabeth Roy Harbison
Counsel of Record
Pelican Instititue for Public Policy
400 Poydras St., Suite 900
New Orleans, LA 70130

sarah@pelicaninstitute.org
Ph: 504-500-0506
Party name: The Pelican Institute For Public Policy and Michael Toth


Matthew Daniel Hardin
Counsel of Record
Hardin Law
101 Rainbow Drive
PMB 11506
Livingston, TX 77399

Matt@MatthewHardin.com
Ph: 202-802-1948
Party name: Government Accountability & Oversight


Jennifer K. Hardy
Counsel of Record
Boyden Gray PLLC
800 Connecticut Ave. NW, Suite 900
Washington, DC 20006

jhardy@boydengray.com
Ph: (202) 955-0620
Party name: Professor Saikrishna B. Prakash


Sarah Michelle Harris
Counsel of Record
Department of Justice
950 Pennsylvania Avenue
Washington, DC 20530

Andre.R.Rogers2@usdoj.gov
Ph: 202-514-2217
Party name: United States


Rachel Eileen Heron
Counsel of Record
Natural Resources Defense Council
1152 15th St NW
Suite 300
Washington, DC 20044

rheron@nrdc.org
Ph: 2028369329
Party name: Natural Resources Defense Council


Hyland Hunt
Counsel of Record
Deutsch Hunt PLLC
300 New Jersey Ave. NW
Suite 300
Washington, DC 20001

HHUNT@DEUTSCHHUNT.COM
Ph: 2028686915
Party name: Alan Morrison


Caleb Adam Jaffe
Counsel of Record
Environmental Law & Community Engagement Clinic
University of Virginia School of Law
580 Massie Road
Charlottesville, VA 22903

cjaffe@law.virginia.edu
Ph: 4349244776
Party name: Scott Surovell, Virginia Senate Majority Leader, and Members of the Virginia General Assembly


William McGinley Jay
Counsel of Record
Goodwin Procter LLP
1900 N Street, N.W.
Washington, DC 20036

WJAY@GOODWINLAW.COM
Ph: 2023464000
Party name: The Chamber of Commerce of the United States of America


Russell Dorian Johnson
Counsel of Record
Colorado Department of Law
1300 Broadway, 10th Floor
Denver, CO 80203

russell.johnson@coag.gov
Ph: (720) 508-6000
Party name: Colorado, California, and 17 Other States


Thomas Michael Johnson Jr.
Counsel of Record
Wiley Rein LLP
2050 M Street NW
Washington, DC 20036

TMJOHNSON@WILEY.LAW
Ph: 2027194550
Party name: CTIA-The Wireless Association


Jared Michael Kelson
Counsel of Record
Boyden Gray PLLC
800 Connecticut Ave NW, Suite 900
Washington, DC 20006

jkelson@boydengray.com
Ph: (202) 955-0620
Party name: House Majority Leader Steve Scalise, et al.


Ron Kilgard
Counsel of Record
Keller Rohrback L.L.P.
3101 North Central Avenue
Suite 1400
Phoenix, AZ 85012

rkilgard@kellerrohrback.com
Ph: (602) 248-0088
Party name: Dr. Robert Brulle, Dr. Benjamin Franta, Dr. Naomi Oreskes, Dr. Stephan Lewandowsky, Dr. J. Timmons Roberts, Dr. Geoffrey Supran, and The Union of Concerned Scientists


Kevin Franz King
Counsel of Record
Covington & Burling LLP
One CityCenter
850 Tenth Street NW
Washington, DC 20001

KKING@COV.COM
Ph: 2026626000
Party name: Professor Todd Zywicki and the Center for Individual Freedom


Harold Hongju Koh
Counsel of Record
Rule of Law Clinic, Yale Law School
127 Wall Street
New Haven, CT 06520-8215

harold.koh@ylsclinics.org
Ph: (203) 432-4932
Party name: Former U.S. Government Officials


Charles J. LaDuca
Counsel of Record
Cuneo Gilbert Flannery & LaDuca, LLP
2445 M St NW Suite 740
Washington, DC 20002

charlesl@cuneolaw.com
Ph: 202-789-3960
Party name: Robert S. Taylor


Ivan Laurence London
Counsel of Record
Mountain States Legal Foundation
2596 South Lewis Way
Lakewood, CO 80203

ilondon@mslegal.org
Ph: (303) 292-2021
Party name: Professor Richard Epstein and Professor John Yoo


Michael Hugh McGinley
Counsel of Record
Dechert LLP
2929 Arch Street
Cira Centre
Philadelphia, PA 19104

michael.mcginley@dechert.com
Ph: 215-994-2463
Party name: Save Our States


Amy Catherine Miller
Counsel of Record
Eimer Stahl LLP
2 East Mifflin Street
Suite 703
Madison, WI 53703

amiller@eimerstahl.com
Ph: (608) 620-8347
Party name: Professor Jason Johnston


Maura Kathleen Monaghan
Counsel of Record
Debevoise & Plimpton LLP
66 Hudson Boulevard
New York, NY 10001

MKMONAGHAN@DEBEVOISE.COM
Ph: 212-909-6000
Party name: Multinational energy, transportation, and manufacturing companies


Zac Morgan
Counsel of Record
Washington Legal Foundation
2009 Massachusetts Avenue, N.W.
Washington, DC 20036

zmorgan@wlf.org
Ph: 202-588-0302
Party name: Washington Legal Foundation, National Federation of Independent Business Small Business Legal Center, Inc., National Association of Wholesaler-Distributors


Scott Lawrence Nelson
Counsel of Record
Public Citizen Litigation Group
1600 20th Street, N.W.
Washington, DC 20009

SNELSON@CITIZEN.ORG
Ph: 202-588-1000
Party name: Public Citizen, Inc.


Victoria Stewart Nugent
Counsel of Record
Democracy Forward
P.O. Box 34553
Washington, DC 20043

vnugent@democracyforward.org
Ph: 2025777198
Party name: Dave Jones


Julia Ann Olson
Counsel of Record
Our Children's Trust
1216 Lincoln Street
Eugene, OR 97401

julia@ourchildrenstrust.org
Ph: 415 786 4825
Party name: Our Children’s Trust, Alina Miranda, Adithya Bhaskara, Waverly Fisher, Maddison Schink, Muriel S., Everett F., Penny S., Ethan M., and Dr. Lisa Patel


Robert S. Peck
Counsel of Record
Center for Constitutional Litigation, PC
6817 Vianda Court
Carlsbad, CA 92009

ROBERT.PECK@CCLFIRM.COM
Ph: 2029442874
Party name: The Local Government Legal Center, National Association of Counties, National League of Cities, International Municipal Lawyers Association


Mark Andrew Perry
Counsel of Record
Weil, Gotshal & Manges, LLP
2001 M Street, N.W.
Suite 600
Washington, DC 20036

MARK.PERRY@WEIL.COM
Ph: (202) 682-7000
Party name: American Petroleum Institute


Rafe Petersen
Counsel of Record
Holland and Knight LLP
800 17th Street, NW
Suite 1100
Washington, D.C., DC 20006

rafe.petersen@hklaw.com
Ph: 202 491 8839
Party name: Jennifer Hernandez


Michael A. Petrino
Counsel of Record
THE CENTER FOR INDIVIDUAL RIGHTS
1100 Connecticut Avenue, NW
Suite 625
WASHINGTON, DC 20036

petrino@cir-usa.org
Ph: 202-833-8400
Party name: Center for Individual Rights


Lindsey Erin Powell
Counsel of Record
Zimmer, Citron & Clarke LLP
345 West Washington Ave. #300
Madison, WI 53703

lpowell@zimmercitronclarke.com
Ph: 2038872289
Party name: Brady Center to Prevent Gun Violence and Giffords Law Center to Prevent Gun Violence


Cody Lawrence Reaves
Counsel of Record
Torridon Law PLLC
801 17th Street, NW
Suite 1100
Washington, DC 20006

creaves@torridonlaw.com
Ph: (202) 249-6900
Party name: Senior Foreign Affairs Officials Michael R. Pompeo, James Addison Baker III, Nikki Haley, and Herbert R. McMaster


Nicholas Marcus Renzler
Counsel of Record
Foley Hoag LLP
1301 Avenue of the Americas
New York, NY 10019

nrenzler@foleyhoag.com
Ph: 2022617394
Party name: Climate Economists


James Matthew Rice
Counsel of Record
Office of Tennessee Attorney General
P.O. Box 20207
Nashville, TN 37202

MATT.RICE@AG.TN.GOV
Ph: (615) 532-6026
Party name: State of Tennessee


Michael Rubin
Counsel of Record
Altshuler & Berzon
177 Post Street
San Francisco, CA 94108

mrubin@altber.com
Ph: 4154217151
Party name: Former EPA Administrators, Officials, and Senior Career Staff, and Environmental Protection Network


Paul E. Salamanca
Counsel of Record
279 Cassidy Avenue
Lexington, KY 40502

psalaman20@gmail.com
Ph: 8593387287
Party name: The Center for Environmental Accountability


Richard A. Samp
Counsel of Record
3815 N. Ridgeview Road
Arlington, VA 22207

rasamp@verizon.net
Ph: 703-505-2271
Party name: Breakthrough Institute


Gene Clayton Schaerr
Counsel of Record
Schaerr | Jaffe
1717 K Street NW, Suite 900
Washington, DC 20006

GSCHAERR@SCHAERR-JAFFE.COM
Ph: 202-787-1060
Party name: Protect the First Foundation


Jonathan Daniel Schoepp-Wong
New York City Law Department
100 Church Street
New York, NY 10007

jschoepp@law.nyc.gov
Ph: 212-356-2275
Party name: City of New York


Ilya Shapiro
Counsel of Record
Manhattan Institute
52 Vanderbilt Ave.
New York, NY 10017

ishapiro@manhattan-institute.org
Ph: 212599-7000
Party name: Frontier Institute, Independence Institute, Pelican Institute, and Manhattan Institute


Victor M. Sher
Counsel of Record
Sher Edling LLP
100 Montgomery St.
Suite 1410
San Francisco, CA 94104

VIC@SHEREDLING.COM
Ph: 628-231-2500
Party name: City and County Governments


Cary Silverman
Counsel of Record
Shook, Hardy and Bacon LLP
1800 K Street NW
Suite 1000
Washington, DC 20006

csilverman@shb.com
Ph: (202) 783-8400
Party name: American Tort Reform Association


Tejinder Singh
Counsel of Record
Sparacino PLLC
1920 L Street, NW
Suite 835
Washington, DC 20036

TEJINDER@SPARACINOPLLC.COM
Ph: (202) 629-3530
Party name: Jonathan H. Adler


Oramel Horace Skinner
Counsel of Record
Law Office of O.H. Skinner
7301 N 16th Street
Suite 102
Phoenix, AZ 85020

ohskinner@ohskinnerlaw.com
Ph: 6176159861
Party name: Former State Solicitors General


Kaighn Smith Jr.
Counsel of Record
Drummond Woodsum & MacMahon
84 Marginal Way
Suite 600
Portland, ME 04101

KSMITH@DWMLAW.COM
Ph: (207) 772-1941
Party name: Makah Indian Tribe, Shoalwater Bay Indian Tribe, and Eleven Other Federally Recognized Indian Tribes; Professor Matthew L.M. Fletcher and Eight Other Federal Indian Law Professors; and Tribal Organizations


Alexandra Lustberg St. Romain
Counsel of Record
Ridgeline Center for Law and Policy
712 H Street
Suite 90006
Washington, DC 20002

alex.st.romain@ridgelinecenter.org
Ph: (202) 893-7170
Party name: Senator Sheldon Whitehouse, Representative Pramila Jayapal, and 88 Additional Members of Congress


Eugene Volokh
Counsel of Record
Schaerr Jaffe LLP
One Embarcadero Center
Suite 1200
San Francisco, CA 94111

evolokh@schaerr-jaffe.com
Ph: 415-562-4942
Party name: Neutral Principles


Ryan Joseph Walsh
Counsel of Record
Eimer Stahl LLP
2 East Mifflin Street
Suite 703
Madison, WI 53703

rwalsh@eimerstahl.com
Ph: (608) 620-8346
Party name: Former State Supreme Court Justices


Ryan Joseph Walsh
Eimer Stahl LLP
10 East Doty Street
Suite 621
Madison, WI 53703

rwalsh@eimerstahl.com
Ph: (608) 620-8346
Party name: Professor Jason Johnston


Jennifer H. Weddle
Counsel of Record
Greenberg Traurig
1144 Fifteenth Street
Suite 3300
Denver, CO 80202

weddlej@gtlaw.com
Ph: (303) 572-6500
Party name: Coalition of Large Tribes


John Marc Wheat
Counsel of Record
Advancing American Freedom, Inc.
801 Pennsylvania Ave., NW
Suite 930
Washington, DC 20004-2729

MWHEAT@ADVANCINGAMERICANFREEDOM.COM
Ph: (202) 780-4848
Party name: Advancing American Freedom


Jeffrey Robert White
Counsel of Record
American Association for Justice
777 6th Street NW
Suite 300
Washington, DC 20001-3723

jeffrey.white@justice.org
Ph: 2026175620
Party name: American Association for Justice


Katherine Crawford Yarger
Counsel of Record
Lehotsky Keller Cohn LLP
700 Colorado Blvd., #407
Denver, CO 80206

katie@lkcfirm.com
Ph: (303) 717-4749
Party name: Associated Governments of Northwest Colorado, Archuleta County, Delta County, Grand County, Garfield County, Mesa County, Montezuma County, Montrose County, and Rio Blanco County


Ernest A. Young
Counsel of Record
3208 Fox Terrace Drive
Apex, NC 27502

young@law.duke.edu
Ph: 9193607718
Party name: Preemption Scholars