No. 26-239
 
Title: Markwayne Mullin, Secretary of Homeland Security, et al., Petitioners
v.
Refugee and Immigrant Center for Education and Legal Services, et al.
Docketed: August 24, 2026
Lower Ct: United States Court of Appeals for the District of Columbia Circuit
   Case Numbers: (25-5243)
   Decision Date: April 24, 2026
   Rehearing Denied: July 23, 2026
 
Proceedings and Orders
Aug 24 2026 Petition for a writ of certiorari filed. (Response due September 23, 2026)
Petition Proof of Service
Sep 23 2026 Brief amicus curiae of Federation for American Immigration Reform filed.
Main Document Proof of Service Certificate of Word Count
Sep 23 2026 Brief amici curiae of Iowa, et al. filed.
Main Document Proof of Service Certificate of Word Count
Sep 23 2026 Brief of respondents Refugee and Immigrant Center for Education and Legal Services, et al. in opposition filed.
Main Document Certificate of Word Count Proof of Service
Sep 23 2026 Brief amicus curiae of America First Legal Foundation filed.
Main Document Proof of Service Certificate of Word Count
Sep 23 2026 Brief amici curiae of America's Future, et al. filed.
Main Document Certificate of Word Count Proof of Service
Oct 06 2026 Reply of petitioners Markwayne Mullin, et al. filed.
Main Document Proof of Service
Oct 07 2026 DISTRIBUTED for Conference of 11/6/2026.
Attorneys
Attorneys for Petitioners
D. John Sauer
Counsel of Record
Solicitor General
United States Department of Justice
950 Pennsylvania Avenue, NW
Washington, DC 20530-0001
SUPREMECTBRIEFS@USDOJ.GOV
Ph: 202-514-2217
Party name: Markwayne Mullin, et al.


Attorneys for Respondents
Lee Gelernt
Counsel of Record
American Civil Liberties Union Foundation
125 Broad Street
New York, NY 10004-2400
LGELERNT@ACLU.ORG
Ph: 212-549-2660
Party name: Refugee and Immigrant Center for Education and Legal Services, et al.


Other Attorneys
Michael Blandford Buschbacher
Counsel of Record
Boyden Gray PLLC
800 Connecticut Ave. NW
Suite 900
Washington, DC 20006
mbuschbacher@boydengray.com
Ph: (202) 955-0620
Party name: America First Legal Foundation


Christopher J. Hajec
Counsel of Record
Federation for American Immigration Reform
25 Massachusetts Avenue NW, Suite 330
Washington, DC 20001
chajec@fairus.org
Ph: 202-328-7004
Party name: Federation for American Immigration Reform


William Jeffrey Olson
Counsel of Record
William J. Olson, P.C.
370 Maple Ave. W., Suite 4
Vienna, VA 22180
WJO@MINDSPRING.COM
Ph: 7033565070
Party name: America's Future, Citizens United, Citizens United Foundation, and Conservative Legal Defense and Education Fund


Eric Harris Wessan
Counsel of Record
Iowa Attorney General's Office
1305 E Walnut St. Second Floor
Des Moines, IA 50319
eric.wessan@ag.iowa.gov
Ph: (515) 823- 9117
Party name: Iowa and 21 Other States