No. 20-1530

IN THE SUPREME COURT OF THE UNITED STATES

STATE OF WEST , ET AL.,

Petitioners,

v.

U.S. ENVIRONMENTAL PROTECTION AGENCY AND MICHAEL REGAN, ADMINISTRATOR OF THE U.S. ENVIRONMENTAL PROTECTION AGENCY,

Respondents.

On Petition For A Writ of Certiorari to the United States Court of Appeals for the District of Columbia Circuit

CERTIFICATE OF SERVICE

In accordance with Supreme Court Rule 29.5 and the April 15, 2020 Order of this Court, I hereby certify that on June 3, 2021, the Response of America’s Power in

Support of Certiorari in the above-captioned case was served electronically on all parties required, with paper copies provided by commercial common carrier upon request:

Elizabeth B. Prelogar Benjamin Carlisle Acting Solicitor General Meghan Greenfield DEPARTMENT OF JUSTICE U.S. DEPARTMENT OF JUSTICE 950 Avenue, NW ENVIRONMENT AND NATURAL , D.C. 20530-0001 RESOURCES DIVISION (202) 514-2217 PO Box 7611, Ben Franklin Station [email protected] Washington, DC 20044-7415 (202) 514-9771

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Counsel for U.S. Environmental Protection [email protected] Agency and Michael Regan, Administrator [email protected] of the U.S. Environmental Protection Agency Counsel for U.S. Environmental Protection Agency and Michael Regan, Administrator of the U.S. Environmental Protection Agency

Intervenors and Petitioners:

David Michael Flannery Scott Allen Keller Amy M. Smith Jeremy Evan Maltz STEPTOE & JOHNSON PLLC BAKER BOTTS LLP P.O. Box 1588 700 K Street, NW Charleston, WV Washington, DC 20001-5692 25326 (304) 353-8000 (202) 639-7700 [email protected] [email protected] [email protected] [email protected]

Counsel for AEP Generating Company, Counsel for Chamber of Commerce of AEP Generation Resources Inc., the United States of America Appalachian Power Company, Power Company, Power Company, Public Service Company of , Southwestern Electric Power Company, Wheeling Power Company, Indiana Energy Association, and Indiana Utility Group

John David Lazzaretti Carroll Wade McGuffey, III John A. Rego TROUTMAN PEPPER HAMILTON SANDERS SQUIRE PATTON BOGGS (US) LLP LLP 4900 Key Tower 600 Peachtree Street, NE 127 Public Square Suite 3000 , OH 44114-1304 Atlanta, GA 30308-2216 (216) 479-8350 (404) 885-3698 [email protected] [email protected] [email protected] Counsel for National Mining Counsel for Murray Energy Corporation Association

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Thomas Allen Lorenzen Mark W. DeLaquil CROWELL & MORING LLP BAKER & HOSTETLER LLP 1001 Pennsylvania Avenue, NW Washington Square Washington, DC 20004-2595 1050 Avenue, NW (202) 624-2789 Suite 1100 [email protected] Washington, DC 20036-5304 (202) 861-1500 Counsel for National Rural Electric [email protected] Cooperative Association Counsel for Westmoreland Mining Holdings LLC

Emily Church Schilling Joseph Anthony Sclafani HOLLAND & HART, LLP OFFICE OF GOVERNOR PHIL 901 K Street, NW, Suite 850 BRYANT Washington, DC 20001 PO Box 139 (202) 654-6922 Jackson, MS 39205 [email protected] (601) 576-2807 [email protected] Counsel for Basin Electric Power Cooperative Counsel for Tate Reeves, Governor of the State of Mississippi

Angela Jean Levin William Daniel Booth TROUTMAN PEPPER HAMILTON SANDERS MICHAEL BEST & FRIEDRICH, LLP LLP 1000 Avenue, SW, Suite 400 Three Embarcadero Center, Suite 800 Washington, DC 20024 San Francisco, CA 94111 (202) 747-9658 (415) 477-5700 [email protected] [email protected] Counsel for Mississippi Public Service Counsel for Power Company Commission

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Michael A. Zody Yaakov M. Roth Jacob Santini Stephen J. Petrany PARSONS BEHLE & LATIMER JONES DAY 201 South Main Street 51 Ave., NW Suite 1800 Washington, D.C. 20001 Salt Lake City, UT 84111 (202) 879-3939 (801) 532-1234 [email protected] [email protected] [email protected] Counsel for North American Coal Corporation Counsel for Gold Mines LLC and Nevada Gold Energy LLC

C. Grady Moore, III Edmund Gerard LaCour, Jr. BALCH & BINGHAM LLP OFFICE OF THE ATTORNEY GENERAL 1901 6th Avenue North, Suite 1500 501 Washington Avenue Birmingham, AL 35201 Montgomery, AL 36130 (205) 251-8100 (334) 353-2196 [email protected] [email protected]

Counsel for Powersouth Energy Cooperative Counsel for State of

Treg R. Taylor Nicholas J. Bronni OFFICE OF THE ATTORNEY GENERAL OFFICE OF THE ATTORNEY GENERAL 1031 West 4th Avenue, Suite 200 323 Center Street, Suite 200 Anchorage, AK 99501 Little Rock, AR 72201 (907) 269-5200 (501) 682-6302 ed.sniffen@.gov [email protected] [email protected] Counsel for State of Counsel for State of Alaska

Andrew Pinson Thomas M. Fisher STATE OF GEORGIA DEPARTMENT OF LAW OFFICE OF THE INDIANA ATTORNEY 40 Capitol Square, SW GENERAL Atlanta, GA 30334-1300 Indiana Government Center South (404) 458-3409 302 West Washington Street, 5th Floor [email protected] Indianapolis, IN 46204 (317) 234-6843 Counsel for State of Georgia [email protected]

Counsel for State of Indiana

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Jeffrey Allyn Chanay Steven Travis Mayo OFFICE OF THE ATTORNEY GENERAL OFFICE OF THE ATTORNEY GENERAL 120 SW 10th Avenue, 2nd Floor 700 Capitol Avenue, Suite 106 Topeka, KS 66612 Frankfort, KY 40601 (785) 296-2215 (502) 564-2611 [email protected] [email protected]

Counsel for State of Kansas Counsel for State of Kentucky, by and through Governor Matthew G. Bevin

Elizabeth Baker Murrill Dean John Sauer LOUISIANA ATTORNEY GENERAL OFFICE OF THE ATTORNEY PO Box 94005 GENERAL Baton Rouge, LA 70804 PO Box 899 (225) 326-6766 Jefferson City, MO 65102 [email protected] (573) 751-8807 [email protected] Counsel for State of Louisiana Counsel for State of Missouri

Jeremiah Langston Justin D. Lavene OFFICE OF THE ATTORNEY GENERAL OFFICE OF THE ATTORNEY GENERAL Justice Building 2115 State Capitol 215 North Sanders PO Box 98920 Helena, MT 59620-1401 Lincoln, NE 68509-8920 (406) 444-7008 (402) 471-2064 [email protected] [email protected]

Counsel for State of Counsel for State of

Paul Martin Seby Benjamin Michael Flowers GREENBERG TRAURIG, LLP OFFICE OF THE ATTORNEY GENERAL 1144 15th Street, Suite 3300 30 East Broad Street, 17th Floor Denver, CO 80202 Columbus, OH 43215-3428 (303) 572-6584 (614) 728-7511 [email protected] benjamin.flowers@ohioattorneygeneral .gov Counsel for State of Counsel for State of

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Mithun Mansinghani James Emory Smith, Jr. OFFICE OF THE ATTORNEY GENERAL OFFICE OF THE ATTORNEY GENERAL 313 N.E. 21st Street PO Box 11549 Oklahoma City, OK 73105 Columbia, SC 29211 (405) 522-4392 (803) 734-3680 [email protected] [email protected]

Counsel for State of Oklahoma Counsel for State of

Steven Robert Blair Judd Edward Stone II OFFICE OF THE ATTORNEY GENERAL Kyle D. Hawkins 1302 East Highway 14, Suite 1 OFFICE OF THE ATTORNEY GENERAL Pierre, SD 57501-8501 P.O. Box 12548 (605) 773-3215 Austin, TX 78711-2548 [email protected] (512) 936-1700 judd.stone@oag..gov Counsel for State of [email protected]

Counsel for State of Texas

Melissa Ann Holyoak Lindsay S. See Parker Douglas OFFICE OF THE Tyler Richard Green ATTORNEY GENERAL STATE CAPITOL COMPLEX State Capitol Complex 350 North State Street, Suite 230 Building 1, Room E-26 Salt Lake City, UT 84114-2320 Charleston, WV 25305 (801) 538-9600 [email protected] [email protected] (304) 558-2021 [email protected] Counsel for State of West Virginia [email protected]

Counsel for State of Utah

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James Kaste James P. Duffy OFFICE OF THE ATTORNEY GENERAL Ann Brewster Weeks 2320 Capitol Avenue CLEAN AIR TASK FORCE Cheyenne, WY 82002 114 State Street, 6th Floor (307) 777-6946 Boston, MA 02109 [email protected] (617) 359-4077 [email protected] Counsel for State of [email protected]

Counsel for American Lung Association, American Public Health Association, Appalachian Mountain Club, Clean Air Council, Clean , Conservation Law Foundation, and Center for Environmental Advocacy

Elizabeth Jones Brittany E. Wright CENTER FOR BIOLOGICAL DIVERSITY CHESAPEAKE BAY FOUNDATION 660 S. Figueroa Street, Suite 1000 6 Herndon Avenue Los Angeles, CA 90017 Annapolis, MD 21403 (213) 785-5400 (443) 482-2077 [email protected] [email protected]

Counsel for Center for Biological Diversity Counsel for Chesapeake Bay Foundation, Inc.

Kristin Merritt Bronson Debra S. Kalish CITY AND COUNTY OF DENVER Tom Carr 1437 Bannock Street, Suite 353 CITY ATTORNEY’S OFFICE Denver, CO 80202 1777 Broadway, 2nd Floor (720) 865-8600 Boulder, CO 80302 [email protected] (303) 441-3092 [email protected] Counsel for City and County of Denver [email protected] Counsel for City of Boulder

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Benna Ruth Solomon Michael James Bostrom CORPORATION COUNSEL OF THE CITY OF LOS ANGELES CITY ATTORNEY’S OFFICE , APPEALS DIVISION AFFIRMATIVE LITIGATION DIVISION 30 North LaSalle Street, Suite 800 200 N. Spring Street, 14th Floor Chicago, IL 60602 Los Angeles, CA 90012 (312) 744-7764 (213) 978-1882 [email protected] [email protected]

Counsel for City of Chicago Counsel for City of Los Angeles

Christopher Gene King Scott Schwarz CITY LAW DEPARTMENT City of Law Department 100 Church Street One Parkway Building New York, NY 10007 1515 Arch Street (212) 788-1235 Philadelphia, PA 19102-1595 [email protected] (215) 683-5170 [email protected] Counsel for City of New York Counsel for City of Philadelphia

Thomas Frank Pepe Christophe Gagnon Courchesne PEPE & NEMIRE, LLC David S. Frankel 1450 Madruga Avenue, Suite 202 OFFICE OF THE Coral Gables, FL 33146 ATTORNEY GENERAL (305) 667-2564 One Ashburton Place [email protected] Boston, MA 02108 (617) 963-2423 Counsel for City of South Miami [email protected] [email protected]

Counsel for Commonwealth of Massachusetts

Aimee Diane Thomson Paul Kugelman, Jr. OFFICE OF THE ATTORNEY GENERAL OFFICE OF THE ATTORNEY GENERAL 1600 Arch Street, Suite 300 202 North 9th Street Philadelphia, PA 19103 Richmond, VA 23219 (267) 940-6696 (804) 786-3811 [email protected] [email protected]

Counsel for Commonwealth of Counsel for Commonwealth of Virginia Pennsylvania

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Karl A. Racine Sean H. Donahue Loren L. AliKhan DONAHUE, GOLDBERG & WEAVER, LLP OFFICE OF THE ATTORNEY GENERAL 1008 Pennsylvania Avenue, SE 400 6th Street, NW, Suite 8100 Washington, DC 20003 Washington, DC 20001 (202) 277-7085 (202) 727-3400 [email protected] [email protected] Counsel for Environmental Defense Counsel for District of Columbia Fund

Howard Learner Melissa Joy Lynch ENVIRONMENTAL LAW & POLICY CENTER David D. Doniger 35 E. Wacker Drive, Suite 1600 Natural Resources Defense Council Chicago, IL 60601 1152 15th Street, NW, Suite 300 (312) 673-6500 Washington, DC 20005 [email protected] (202) 717-8296 [email protected] Counsel for Environmental Law and Policy [email protected] Center Counsel for Natural Resources Defense Council

Joanne Marie Spalding Timothy Eugene Sullivan Sierra Club Robert William Byrne 2101 Webster Street, Suite 1300 OFFICE OF THE ATTORNEY GENERAL Oakland, CA 94612 1515 Clay Street, PO Box 70550 (415) 977-5725 Oakland, CA 94612-0550 [email protected] (510) 622-4038 [email protected] Counsel for Sierra Club [email protected]

Counsel for State of

Eric Olson Scott Norman Koschwitz OFFICE OF THE ATTORNEY GENERAL Matthew Ivan Levine 1300 Broadway OFFICE OF THE ATTORNEY GENERAL Denver, CO 80203 165 Capitol Avenue (720) 508-6548 Hartford, CT 06106 [email protected] (860) 808-5250 [email protected] Counsel for State of Colorado [email protected]

Counsel for State of Connecticut

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Valerie Melissa Edge William F. Cooper DEPARTMENT OF JUSTICE STATE OF DEPARTMENT OF THE 102 West Water Street ATTORNEY GENERAL Dover, DE 19904 425 Queen Street (302) 257-3219 Honolulu, HI 96813 [email protected] (808) 586-1282 [email protected] Counsel for State of Delaware Counsel for State of Hawaii

Daniel Isaac Rottenberg Laura Jensen OFFICE OF THE ATTORNEY GENERAL, OFFICE OF THE ATTORNEY GENERAL ENVIRONMENTAL BUREAU 6 State House Station 69 West Washington Street, Suite 1800 Augusta, ME 04333-0006 Chicago, IL 60602 (207) 626-8868 (312) 814-3816 [email protected] [email protected] Counsel for State of Maine Counsel for State of

John B. Howard, Jr. Gillian E. Wener Joshua Segal MICHIGAN DEPARTMENT OF ATTORNEY OFFICE OF THE ATTORNEY GENERAL GENERAL 200 St. Paul Place P.O. Box 30755 Baltimore, MD 21202-2021 Lansing, MI 48909 (410) 576-6970 (517) 335-7664 [email protected] [email protected] [email protected] Counsel for State of Michigan and the Counsel for State of People of the State of Michigan

Peter Surdo Heidi Parry Stern OFFICE OF THE ATTORNEY GENERAL OFFICE OF THE ATTORNEY GENERAL Town Square Tower 555 East Washington Avenue 445 Minnesota Street Suite 3100 St. Paul, MN 55101-2127 Las Vegas, NV 89101 (651) 757-1061 (702) 486-3594 [email protected] [email protected]

Counsel for State of Minnesota Counsel for State of Nevada

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Lisa Jo Morelli Anne Minard OFFICE OF THE ATTORNEY GENERAL OFFICE OF THE ATTORNEY GENERAL PO Box 112 Villagra Building Trenton, NJ 08625-0112 408 Galisteo Street (609) 633-8713 Santa Fe, NM 87504 [email protected] (505) 490-4045 [email protected] Counsel for State of Counsel for State of

Michael J. Myers Asher Paris Spiller Brian Murray Lusignan OFFICE OF THE ATTORNEY GENERAL Steven Wu PO Box 629 OFFICE OF THE ATTORNEY GENERAL Raleigh, NC 27602 The Capitol (919) 716-6050 Albany, NY 12224-0341 [email protected] (518) 776-2382 [email protected] Counsel for State of [email protected] [email protected]

Counsel for State of New York

Paul Andrew Garrahan Gregory Stage Schultz DEPARTMENT OF JUSTICE OFFICE OF THE ATTORNEY GENERAL 1515 SW Fifth Avenue, Suite 410 150 South Main Street Portland, OR 97201 Providence, RI 02903 (971) 673-1943 (401) 274-4400 [email protected] [email protected]

Counsel for State of Oregon Counsel for State of

Nicholas Frank Persampieriz Christopher Huriaux Reitz OFFICE OF THE ATTORNEY GENERAL Emily C. Nelson 109 State Street OFFICE OF THE ATTORNEY GENERAL Montpelier, VT 05609-1001 PO Box 40117 (802) 828-6902 Olympia, WA 98504-0117 nick.persampieri@.gov (360) 586-4614 [email protected] Counsel for State of Vermont [email protected]

Counsel for State of Washington

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Gabe Johnson-Karp Eugene Marc Trisko WISCONSIN DEPARTMENT OF JUSTICE LAW OFFICES OF EUGENE M. TRISKO 17 West Main Street PO Box 330133 PO Box 7857 Atlantic Beach, FL 32233 Madison, WI 53707-7857 (304) 258-1977 (608) 267-8904 [email protected] [email protected] Counsel for International Brotherhood Counsel for State of Wisconsin of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers, AFL- CIO, International Brotherhood of Electrical Workers, AFL-CIO, and United Mine Workers of America, AFL- CIO

Theodore Hadzi-Antich David Michael Williamson TEXAS PUBLIC POLICY FOUNDATION WILLIAMSON LAW & POLICY 901 Congress Avenue 1850 M Street NW, Suite 840 Austin, TX 78701 Washington, DC 20036 (512) 472-2700 (202) 256-6155 [email protected] [email protected] om Counsel for Robinson Enterprises, Inc., Nuckles Oil Company, Inc., doing business Counsel for Biogenic CO2 Coalition as Merit Oil Company, Construction Industry Air Quality Coalition, Liberty Packing Company, LLC, Dalton Trucking, Inc., Norman R. Brown, Joanne Brown, Competitive Enterprise Institute, Texas Public Policy Foundation

Jeffery Scott Dennis Eugene Grace ADVANCED ENERGY ECONOMY AMERICAN CLEAN POWER ASSOCIATION 1000 Vermont Avenue, NW 1501 M Street, NW Suite 300 Washington, DC 20005 Washington, DC 20005 (202) 383-2500 (202) 380-1950 [email protected] [email protected] Counsel for American Clean Power Counsel for Advanced Energy Economy Association

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Richard Umoff Kevin James Poloncarz SOLAR ENERGY INDUSTRIES ASSOCIATION COVINGTON & BURLING LLP 60014th Street, NW, Suite 400 Salesforce Tower Washington, DC 20005 415 Mission Street, Suite 5400 (202) 556-2877 San Francisco, CA 94105-2533 [email protected] (415) 591-6000 [email protected] Counsel for Solar Energy Industries Association Counsel for Consolidated Edison, Inc., Exelon Corporation, National Grid USA, New York Power Authority, Power Companies Climate Coalition, Public Service Enterprise Group Incorporated, and Sacramento Municipal Utility District

I declare under penalty of perjuryy that the foreforegoing is true and correct.

ELBERTLBERT LIN Counsel of Record HUNTON ANDREWS KURTH LLP 951 East Byrd Street, East Tower Richmond, Virginia 23219 [email protected] (804) 788-8200 Date: June 3, 2021 Counsel for Respondent America’s Power

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