Browse 25 warrantless searches cases decided by First Circuit. AI-powered summaries, holdings, and legal analysis.
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Munoz-Fontanez, decided by First Circuit on February 27, 2026, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a motion to suppress evid...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Shea, decided by First Circuit on February 23, 2026, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to suppress ...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. McBreairty, decided by First Circuit on February 20, 2026, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to sup...
Consent to search cell phone during arrest was voluntary, court rules
United States v. Camillo, decided by First Circuit on January 27, 2026, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to suppres...
First Circuit: Probable Cause for Vehicle Search Based on Marijuana Odor and Paraphernalia
United States v. Minor, decided by First Circuit on January 27, 2026, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a motion to suppress evidence seize...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Maldonado-Velazquez, decided by First Circuit on January 16, 2026, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motio...
First Circuit Affirms Denial of Injunction Against Florida's "Stop WOKE Act"
Ramos-Hernandez v. Bondi, decided by First Circuit on December 22, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a preliminary injunction sought ...
Consent to Search Phone Was Voluntary, Court Rules
United States v. Abercrombie, decided by First Circuit on December 16, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a motion to suppress evidenc...
Exigent Circumstances Justify Warrantless Search of Business Premises
United States v. SpineFrontier, Inc., decided by First Circuit on November 26, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's moti...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Maldonado-Vargas, decided by First Circuit on November 14, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion ...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Castillo, decided by First Circuit on October 24, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to suppre...
First Circuit Upholds Border Patrol Vehicle Stop Based on Reasonable Suspicion
United States v. Duluc-Mendez, decided by First Circuit on October 15, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a motion to suppress evidenc...
First Circuit Upholds Warrantless Search Based on Voluntary Consent
O'Brien v. United States, decided by First Circuit on September 11, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a motion to suppress evidence o...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Medina, decided by First Circuit on September 9, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to suppres...
Inevitable Discovery Doctrine Saves Evidence from Wire Fraud Conviction
United States v. Waithe, decided by First Circuit on August 12, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a motion to suppress evidence seize...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Hernandez-Rodriguez, decided by First Circuit on August 11, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion...
First Circuit Affirms Denial of Preliminary Injunction in Defamation Case
Cruz-Cedeno v. Vega-Moral, decided by First Circuit on August 8, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a preliminary injunction sought by...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Pizarro-Mercado, decided by First Circuit on July 30, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to su...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Coleman, decided by First Circuit on July 21, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to suppress e...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Munoz-Gonzalez, decided by First Circuit on July 17, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to sup...
Border Patrol had reasonable suspicion for vehicle stop and probable cause for search
United States v. Flores-Nater, decided by First Circuit on July 14, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a motion to suppress evidence s...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Rosario Sanchez, decided by First Circuit on July 3, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to sup...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Reyes-Rosario, decided by First Circuit on July 2, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to suppr...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Evans, decided by First Circuit on July 1, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to suppress evid...
Apparent Authority to Consent to Search Upheld
United States v. Maldonado-Negroni, decided by First Circuit on June 24, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a motion to suppress evide...
CaseLawBrief currently tracks 25 warrantless searches cases from First Circuit. This number is updated as new opinions are published.
Outcome breakdown: Defendant Win: 25.
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.