Fourth Amendment

Cases involving the Fourth Amendment to the U.S. Constitution, which protects against unreasonable searches and seizures by the government.

1. Collins v. Virginia

2. Jurisdiction: United States (May 29, 2018)
3. VictimsDefendantsRyan CollinsPlaintiffsCommonwealth of VirginiaInvestigatorsProsecutorsMatthew A. WaringDefense AttorneysMichael J. FisherPlaintiff AttorneysJudgesSonia SotomayorSamuel AlitoInstitutionsSupreme Court of the United StatesSupreme Court of Virginia
4. Case Tags: Fourth Amendment;Automobile Exception;Curtilage;Warrantless Search

1. Carpenter v. United States

2. Jurisdiction: United States (June 22, 2018)
3. DefendantsTimothy CarpenterProsecutorsMichael R. DreebenDefense AttorneysNathan Freed WesslerJudgesJohn G. RobertsInstitutionsSupreme Court of the United StatesUnited States Department of Justice
4. Case Tags: Fourth Amendment;Cell Site Location Information;Third-Party Doctrine;Digital Privacy

1. City of Escondido v. Emmons

2. Jurisdiction: United States (January 7, 2019)
3. Original Case: City of Escondido, California v. Emmons
4. VictimsMarty EmmonsDefendantsCity of EscondidoRobert CraigPlaintiffsMarty EmmonsInstitutionsEscondido Police DepartmentCity of EscondidoUnited States Court of Appeals for the Ninth CircuitSupreme Court of the United States
5. Case Tags: Qualified Immunity;Excessive Force;Section 1983 Litigation;Fourth Amendment

1. Caniglia v. Strom

2. Jurisdiction: United States (Rhode Island) (May 17, 2021)
3. Victims<![CDATA[无]]>Defendants<![CDATA[Robert F. Strom]]><![CDATA[Russell C. Henry, Jr.]]><![CDATA[Robert Quirk]]><![CDATA[Brandon Barth]]><![CDATA[John Mastrati]]><![CDATA[Wayne Russell]]><![CDATA[Austin Smith]]><![CDATA[Michael J. Winquist]]>Plaintiffs<![CDATA[Edward A. Caniglia]]>Investigators<![CDATA[无]]>Prosecutors<![CDATA[无]]>Defense Attorneys<![CDATA[Marc DeSisto]]><![CDATA[Rebecca J. Partington]]>Plaintiff Attorneys<![CDATA[Thomas W. Lyons III]]><![CDATA[Rhiannon S. Huffman]]><![CDATA[Shay Dvoretzky]]>Judges<![CDATA[Clarence Thomas]]><![CDATA[John Roberts]]><![CDATA[Stephen Breyer]]><![CDATA[Samuel Alito]]><![CDATA[Sonia Sotomayor]]><![CDATA[Elena Kagan]]><![CDATA[Neil Gorsuch]]><![CDATA[Brett Kavanaugh]]><![CDATA[Amy Coney Barrett]]>Institutions<![CDATA[Cranston Police Department]]><![CDATA[United States Supreme Court]]><![CDATA[United States Court of Appeals for the First Circuit]]><![CDATA[American Civil Liberties Union]]>
4. Case Tags: Fourth Amendment;Community Caretaking;Warrantless Search;Red Flag Laws

1. United States v. Cooley

2. Jurisdiction: United States (February 26, 2016)
3. Victims<![CDATA[无]]>Defendants<![CDATA[Joshua James Cooley]]>Plaintiffs<![CDATA[United States]]>Investigators<![CDATA[James Saylor]]>Prosecutors<![CDATA[无]]>Defense Attorneys<![CDATA[无]]>Plaintiff Attorneys<![CDATA[无]]>Judges<![CDATA[Stephen Breyer]]><![CDATA[Samuel Alito]]>Institutions<![CDATA[Crow Tribe Police Department]]><![CDATA[Bureau of Indian Affairs]]><![CDATA[United States Supreme Court]]><![CDATA[United States Court of Appeals for the Ninth Circuit]]>
4. Case Tags: Tribal Police Authority;Indian Law;Fourth Amendment;Crow Reservation

1. Lange v. California

2. Jurisdiction: United States (June 23, 2021)
3. Victims<![CDATA[无]]>Defendants<![CDATA[Arthur Gregory Lange]]>Plaintiffs<![CDATA[The People of the State of California]]>Investigators<![CDATA[Aaron Weikert]]>Prosecutors<![CDATA[Xavier Becerra]]>Defense Attorneys<![CDATA[Jeffrey L. Fisher]]>Plaintiff Attorneys<![CDATA[无]]>Judges<![CDATA[Elena Kagan]]>Institutions<![CDATA[Supreme Court of the United States]]><![CDATA[California Court of Appeal]]><![CDATA[California Highway Patrol]]>
4. Case Tags: Fourth Amendment;Hot Pursuit;Warrantless Search;Misdemeanor Exception

1. Lombardo v. St. Louis

2. Jurisdiction: United States (June 28, 2021)
3. Original Case: Lombardo v. City of St. Louis, Missouri
4. Victims<![CDATA[Nicholas Gilbert]]>Defendants<![CDATA[City of St. Louis, Missouri]]>Plaintiffs<![CDATA[Jody Lombardo]]>Investigators<![CDATA[无]]>Prosecutors<![CDATA[无]]>Defense Attorneys<![CDATA[无]]>Plaintiff Attorneys<![CDATA[无]]>Judges<![CDATA[无]]>Institutions<![CDATA[Supreme Court of the United States]]><![CDATA[United States Court of Appeals for the Eighth Circuit]]><![CDATA[St. Louis Metropolitan Police Department]]>
5. Case Tags: Excessive Force;Pretrial Detainee Death;Fourth Amendment;Supreme Court Per Curiam

1. City of Tahlequah v. Bond

2. Jurisdiction: United States (October 18, 2021)
3. Original Case: City of Tahlequah, Oklahoma v. Bond
4. Victims<![CDATA[Dominic Vann]]>Defendants<![CDATA[Josh Girdner]]><![CDATA[Chase Reed]]><![CDATA[City of Tahlequah]]>Plaintiffs<![CDATA[Debbie Bond]]>Investigators<![CDATA[]]>Prosecutors<![CDATA[]]>Defense Attorneys<![CDATA[]]>Plaintiff Attorneys<![CDATA[]]>Judges<![CDATA[]]>Institutions<![CDATA[Supreme Court of the United States]]><![CDATA[City of Tahlequah]]><![CDATA[Tahlequah Police Department]]><![CDATA[U.S. Court of Appeals for the Tenth Circuit]]>
5. Case Tags: Qualified immunity;Excessive force;Police shooting;Fourth Amendment

1. Rivas-Villegas v. Cortesluna

2. Jurisdiction: United States (Underlying incident: 2016; U.S. Supreme Court decision: October 18, 2021)
3. Victims<![CDATA[Ramon Cortesluna]]>Defendants<![CDATA[Daniel Rivas-Villegas]]>Plaintiffs<![CDATA[Ramon Cortesluna]]>Investigators<![CDATA[无]]>Prosecutors<![CDATA[无]]>Defense Attorneys<![CDATA[无]]>Plaintiff Attorneys<![CDATA[无]]>Judges<![CDATA[无]]>Institutions<![CDATA[Supreme Court of the United States]]><![CDATA[United States Court of Appeals for the Ninth Circuit]]><![CDATA[Union City Police Department]]>
4. Case Tags: Qualified Immunity;Police Excessive Force;Fourth Amendment;U.S. Supreme Court

1. Mitchell v. Wisconsin

2. Jurisdiction: United States (June 27, 2019)
3. VictimsNoneDefendantsGerald MitchellPlaintiffsState of WisconsinInvestigatorsNoneProsecutorsJosh KaulDefense AttorneysJeffrey T. GreenPlaintiff AttorneysNoneJudgesSamuel AlitoJohn RobertsClarence ThomasRuth Bader GinsburgStephen BreyerSonia SotomayorElena KaganNeil GorsuchBrett KavanaughInstitutionsSupreme Court of the United StatesWisconsin Supreme CourtWisconsin Department of Justice
4. Case Tags: Fourth Amendment;Warrantless Blood Draw;Exigent Circumstances;Implied Consent Law

1. Federal Bureau of Investigation v. Fazaga

2. Jurisdiction: United States (March 4, 2022)
3. DefendantsFederal Bureau of InvestigationPlaintiffsYassir FazagaAli Uddin MalikYasser Abdel RahimDefense AttorneysElizabeth PrelogarPlaintiff AttorneysShay DvoretzkyJudgesSamuel AlitoInstitutionsUnited States Supreme CourtUnited States Court of Appeals for the Ninth CircuitFederal Bureau of Investigation
4. Case Tags: State Secrets Privilege;Foreign Intelligence Surveillance Act;Surveillance of Religious Minorities;Fourth Amendment

1. Barrett v. United States

2. Jurisdiction: United States (January 14, 2026)
3. Victims<![CDATA[None]]>Defendants<![CDATA[United States]]>Plaintiffs<![CDATA[John Barrett]]>Investigators<![CDATA[None]]>Prosecutors<![CDATA[None]]>Defense Attorneys<![CDATA[None]]>Plaintiff Attorneys<![CDATA[None]]>Judges<![CDATA[None]]>Institutions<![CDATA[Supreme Court of the United States]]><![CDATA[United States District Court for the Western District of Texas]]><![CDATA[United States Court of Appeals for the Fifth Circuit]]><![CDATA[United States Court of Appeals for the Ninth Circuit]]>
4. Case Tags: Second Amendment;Fourth Amendment;Federal Preemption;Constitutional Challenge

1. Thompson v. Clark

2. Jurisdiction: United States (April 4, 2022)
3. DefendantsPagiel ClarkPlaintiffsLarry ThompsonDefense AttorneysRichard DearingPlaintiff AttorneysAmir H. AliJudgesJohn G. Roberts, Jr.InstitutionsSupreme Court of the United StatesNew York City Police Department
4. Case Tags: Fourth Amendment;Malicious Prosecution;Section 1983;Supreme Court Decisions

1. Egbert v. Boule

2. Jurisdiction: United States (June 8, 2022)
3. VictimsRobert BouleDefendantsErik EgbertPlaintiffsRobert BouleDefense AttorneysElizabeth B. PrelogarPlaintiff AttorneysParker A. Rider-LongmaidJudgesClarence ThomasInstitutionsU.S. Supreme CourtU.S. Customs and Border Protection
4. Case Tags: Bivens Claim;Fourth Amendment;Qualified Immunity;U.S. Supreme Court

1. Hernandez v. Mesa

2. Jurisdiction: United States (2017-06-26)
3. VictimsSergio Adrian Hernandez GuerecaDefendantsJesus Mesa Jr.PlaintiffsJesus HernandezPlaintiff AttorneysRobert C. HilliardJudgesSamuel A. Alito Jr.InstitutionsU.S. Border PatrolU.S. Supreme Court
4. Case Tags: Bivens Claim;Cross-Border Shooting;Qualified Immunity;Fourth Amendment

1. Davis v. United States

2. Jurisdiction: United States (June 16, 2011)
3. Original Case: Davis v. United States, 564 U.S. 229 (2011)
4. DefendantsWillie Gene DavisPlaintiffsUnited StatesJudgesSamuel A. Alito Jr.InstitutionsSupreme Court of the United StatesUnited States Court of Appeals for the Eleventh Circuit
5. Case Tags: Exclusionary Rule;Fourth Amendment;Search and Seizure;Good-Faith Exception

1. Kansas v. Glover

2. Jurisdiction: United States (April 6, 2020)
3. DefendantsCharles GloverPlaintiffsState of KansasInvestigatorsDeputy Mark MehrerProsecutorsToby CrouseDefense AttorneysSarah E. HarringtonJudgesClarence ThomasInstitutionsSupreme Court of the United StatesKansas Highway Patrol
4. Case Tags: Fourth Amendment;Reasonable Suspicion;Traffic Stop;Supreme Court Decision