Browse 7 supremacy clause cases decided by D.C. Circuit. AI-powered summaries, holdings, and legal analysis.
Eighth Circuit Upholds South Dakota's 'Sanctuary Cities' Ban
Coalition for Humane Immigrant Rights v. Kristi Noem, decided by D.C. Circuit on September 12, 2025, resulted in a defendant win outcome. The Coalition for Humane Immigrant Rights (CHIRLA) challenged ...
South Dakota's E-Verify law preempted by federal immigration law
Coalition for Humane Immigrant Rights v. Kristi Noem, in her official capacity as Secretary of Homeland Security, decided by D.C. Circuit on August 18, 2025, resulted in a plaintiff win outcome. The C...
Eighth Circuit: Immigration advocacy group lacks standing to challenge state law
Refugee and Immigrant Center for Education and Le v. Kristi Noem, decided by D.C. Circuit on August 1, 2025, resulted in a defendant win outcome. The Refugee and Immigrant Center for Education and Leg...
Federal instrumentality immune from state subpoena for employee testimony
United States Institute of Peace v. Kenneth Jackson, decided by D.C. Circuit on July 24, 2025, resulted in a defendant win outcome. The case concerns whether the United States Institute of Peace (USIP...
USIP immune from state court subpoenas, D.C. Circuit rules
United States Institute of Peace v. Kenneth Jackson, decided by D.C. Circuit on July 2, 2025, resulted in a defendant win outcome. The case concerns whether the United States Institute of Peace (USIP)...
USIP subject to FOIA for non-governmental activities, D.C. Circuit rules
United States Institute of Peace v. Kenneth Jackson, decided by D.C. Circuit on June 27, 2025, resulted in a plaintiff win outcome. The case concerns whether the United States Institute of Peace (USIP...
Presidential communications not absolutely immune from state process
Cathy Harris v. Scott Bessent & Gwynne Wilcox v. Donald Trump, decided by D.C. Circuit on March 30, 2025, resulted in a defendant win outcome. This case consolidates two appeals concerning the scope o...
CaseLawBrief currently tracks 7 supremacy clause cases from D.C. Circuit. This number is updated as new opinions are published.
Outcome breakdown: Defendant Win: 5, Plaintiff Win: 2.
Each case page on CaseLawBrief includes an AI-generated plain English summary, key holdings, and legal analysis. Click any case above to read its full analysis.