Browse 25 automobile exception to the warrant requirement 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. Cartagena, decided by First Circuit on April 15, 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 Upholds Drug Trafficking Conviction Amid Evidentiary Challenges
United States v. Calderin-Pascual, decided by First Circuit on April 3, 2026, resulted in a defendant win outcome. The First Circuit affirmed the defendant's conviction for drug trafficking and illega...
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...
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 Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Del-Valle-Camacho, decided by First Circuit on January 14, 2026, 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. Mello, decided by First Circuit on January 7, 2026, 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 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 ...
Probable Cause Justifies Vehicle Search Despite Traffic Stop
United States v. Diaz-Colon, 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 motion to suppress evidence...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Griffin, decided by First Circuit on December 19, 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 Warrantless Vehicle Search Based on Probable Cause
United States v. Medina-Ortiz, decided by First Circuit on November 24, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to s...
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 ...
Search of vehicle upheld based on probable cause and plain view doctrine
Calderon-Amezquita v. Rivera-Cruz, decided by First Circuit on October 30, 2025, resulted in a defendant win outcome. The First Circuit reviewed a district court's denial of a motion to suppress evide...
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: Knock-and-Announce Rule Not Violated in Warrant Execution
United States v. Pittmann, decided by First Circuit on October 22, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of a motion to suppress evidence se...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Amado, decided by First Circuit on October 17, 2025, 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 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 Vehicle Search Based on Voluntary Consent
United States v. Otero, decided by First Circuit on September 18, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to suppres...
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...
Court Upholds Vehicle Search Based on Probable Cause
Ortiz Trejo v. Bondi, decided by First Circuit on August 29, 2025, resulted in a defendant win outcome. The plaintiff, Ortiz Trejo, sued the defendant, Bondi, alleging that the defendant's actions vio...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Negron-Cruz, decided by First Circuit on August 28, 2025, resulted in a defendant win outcome. The First Circuit affirmed the district court's denial of the defendant's motion to supp...
First Circuit Upholds Warrantless Vehicle Search Based on Probable Cause
United States v. Morales-Ortiz, decided by First Circuit on August 19, 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. 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 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...
CaseLawBrief currently tracks 25 automobile exception to the warrant requirement 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.