immigration-enforcement

12 cases — ← All topics

Case Title Lower Court Docketed Status Flags Tags Question Presented
25A443 Donald J. Trump, President of the United States, et al. v. Illinois, et al. Seventh Circuit 2025-10-17 Application Amici (23) executive-power federal-law-enforcement immigration-enforcement national-guard presidential-authority state-preemption Whether the President has the unilateral constitutional authority to deploy the National Guard to protect federal personnel during civil unrest withou…
25A169 Kristi Noem, Secretary, Department of Homeland Security, et al. v. Pedro Vasquez Perdomo, et al. Ninth Circuit 2025-08-07 Presumed Complete Amici (2) fourth-amendment illegal-aliens immigration-enforcement investigative-stops reasonable-suspicion totality-of-circumstances Whether the Fourth Amendment permits investigative stops of suspected illegal immigrants based on reasonable suspicion in a high-density immigration a…
23A607 Department of Homeland Security, et al. v. Texas Fifth Circuit 2024-01-02 Presumed Complete Amici (1) border-patrol federal-preemption immigration-enforcement sovereign-immunity state-tort-law supremacy-clause Whether the Supremacy Clause precludes a state from using tort law to restrain federal Border Patrol agents from carrying out their federally authoriz…
21-5352 Vernon D. Nelson v. United States Fifth Circuit 2021-08-12 Denied IFP border-patrol circuit-split criminal-activity drug-offense fourth-amendment immigration-enforcement law-enforcement-authority search-and-seizure seizure Whether a Fourth Amendment violation occurs when Border Patrol agents seize a person solely on suspicion of a drug-related offense, with no suspicion …
21-147 Erik Egbert v. Robert Boule Ninth Circuit 2021-08-03 Judgment Issued Amici (21)Relisted (2) bivens bivens-doctrine civil-rights constitutional-damages federal-officer-liability first-amendment first-amendment-retaliation fourth-amendment immigration immigration-enforcement reconsider-bivens Whether a Bivens cause of action exists for First Amendment retaliation
20-795 New York, et al. v. Department of Justice, et al. Second Circuit 2020-12-10 Dismissed Amici (1)Relisted (3) administrative-law byrne-jag-program civil-rights federal-funding federal-grants grant-conditions immigration immigration-enforcement spending-clause statutory-interpretation tenth-amendment Did Congress authorize DOJ to condition Byrne-JAG-funding on acceptance of DOJ's three new requirements?
20-5195 Gilbert Carrasco v. United States Ninth Circuit 2020-07-28 Denied Response WaivedIFP 4th-amendment 4th-amendment-violation border-patrol contraband-search fourth-amendment immigration-checkpoint immigration-enforcement probable-cause search-and-seizure suspicion-less-stops unreasonable-search Whether the Border Patrol's use of internal immigration checkpoints to search for contraband, weapons, and undocumented immigrants violates the Fourth…
19-661 Mynor Abdiel Tun-Cos, et al. v. B. Perrotte, et al. Fourth Circuit 2019-11-22 Denied 4th-amendment bivens bivens-action civil-rights constitutional-rights due-process federal-law-enforcement federal-tort-claims-act immigration-enforcement law-enforcement qualified-immunity search-and-seizure Whether victims of an unconstitutional search and seizure may bring a civil action against rogue agents under Bivens v. Six Unknown Named Agents of th…
19-532 United States v. California, et al. Ninth Circuit 2019-10-23 Denied Amici (3)Relisted (14) anti-commandeering civil-rights federal-law federal-preemption immigration immigration-enforcement immigration-law information-sharing intergovernmental-immunity preemption sb-54 state-enforcement state-law Whether provisions of California law that prohibit state law-enforcement officials from providing federal immigration authorities with release dates a…
19-6281 Donald R. Sanders v. Barack Hussein Obama, et al. Second Circuit 2019-10-17 Denied Response WaivedRelisted (2)IFP civil-procedure. civil-rights constitution due-process free-speech standing administrative-law agency-discretion border-policy civil-procedure civil-rights constitutional-rights due-process equal-protection free-speech immigration-enforcement standing Whether the lower court erred in its ruling on the constitutional issues raised in the petition
18-1469 Department of Homeland Security, et al. v. Casa de Maryland, et al. Fourth Circuit 2019-05-24 Denied Amici (1)Relisted (3) administrative-law administrative-procedure-act agency-action agency-discretion deferred-action dhs-policy executive-discretion immigration immigration-enforcement immigration-law judicial-review policy-rescission standing Whether DHS's decision to wind down the DACA policy is judicially reviewable
18-587 Department of Homeland Security, et al. v. Regents of the University of California, et al. Ninth Circuit 2018-11-05 Judgment Issued Amici (5)Relisted (5) administrative-law administrative-procedure-act administrative-procedure-act-apa deferred-action-for-childhood-arrivals-daca department-of-homeland-security-dhs dhs-policy due-process equal-protection executive-power immigration immigration-enforcement immigration-law judicial-review standing Whether DHS's decision to wind down the DACA policy is judicially reviewable