Supreme Court Cases

Cases

These are cases where this concept was identified as relevant. Click a case to view its summary, holding, and supporting syllabus excerpts.

• Berk v. Choy 20th January 2026
  The case examines the allocation of authority between state procedural requirements and federal court rules.
• Doe v. Dynamic Physical Therapy, LLC 8th December 2025
  The case involves the allocation of authority between state and federal governments, particularly regarding the state's ability to affect federal claims.
• Free Speech Coalition, Inc. v. Paxton 27th June 2025
  The case discusses the traditional power of states to regulate access to obscene materials for minors, highlighting the balance of state and federal authority.
• Medina v. Planned Parenthood South Atlantic 26th June 2025
  The decision discusses the allocation of authority between state and federal governments, particularly in the context of Medicaid as a federal-state program.
• Fuld v. Palestine Liberation Organization 20th June 2025
  The Court distinguishes between the jurisdictional limits imposed by the Fourteenth Amendment on state courts and those by the Fifth Amendment on federal courts, emphasizing the broader sovereign authority of the federal government.
• Diamond Alternative Energy, LLC v. EPA 20th June 2025
  The case involves the interaction between federal EPA approval and state-level regulations, implicating the balance of state and federal authority.
• Oklahoma v. EPA 18th June 2025
  The case involves the allocation of authority between state and federal governments regarding state implementation plans under the Clean Air Act.
• EPA v. Calumet Shreveport Refining, L.L.C. 18th June 2025
  The case discusses the allocation of authority between federal circuits and the D.C. Circuit, reflecting state-federal power dynamics.
• Martin v. United States 12th June 2025
  The case discusses the allocation of authority between state and federal governments, particularly in the context of federal officers' actions and liability under state tort law.
• Smith & Wesson Brands, Inc. v. Estados Unidos Mexicanos 5th June 2025
  The case addresses the allocation of authority between state and federal governments regarding the regulation of firearms and the ability to bring lawsuits against gun manufacturers.
• City and County of San Francisco v. EPA 4th March 2025
  The case implicates the balance of power between federal regulatory authority and state compliance with water quality standards.
• Dewberry Group, Inc. v. Dewberry Engineers Inc. 26th February 2025
  The case involves the application of federal statutory law (Lanham Act) and the interpretation of corporate law principles, which implicates the allocation of authority between state and federal laws.
• TikTok Inc. v. Garland 17th January 2025
  The case involves federal legislative action addressing national security concerns related to foreign adversary control over a communications platform.
• Royal Canin U. S. A. v. Wullschleger 15th January 2025
  The decision involves the allocation of authority between state and federal courts.
• Moody v. NetChoice, LLC 1st July 2024
  The case involves state laws from Florida and Texas and their interaction with federal constitutional principles.
• City of Grants Pass v. Johnson 28th June 2024
  The decision emphasizes federalism and the role of states and local governments in addressing homelessness, suggesting limits on federal judicial intervention.
• Moyle v. United States 27th June 2024
  The case discusses the allocation of authority between state and federal governments, particularly in the context of healthcare regulation.
• Snyder v. United States 26th June 2024
  The Court's decision emphasizes the federalism principle that states have the prerogative to regulate interactions between state officials and constituents, and that federal law should not override these state decisions lightly.
• Becerra v. San Carlos Apache Tribe 6th June 2024
  The case addresses the allocation of responsibilities and financial obligations between federal agencies and tribal governments, implicating the balance of power between federal and tribal entities.
• Cantero v. Bank of America, N. A. 30th May 2024
  The case involves the allocation of authority between state and federal governments concerning banking regulations.
• O’Connor-Ratcliff v. Garnier 15th March 2024
  The case discusses whether the actions of the Trustees on social media were under 'color of' state law, implicating state action doctrine.
• Lindke v. Freed 15th March 2024
  The Court examines whether Freed's actions constituted state action, which is necessary for a § 1983 claim, implicating the allocation of authority between state and private actions.
• Trump v. Anderson 4th March 2024
  The case primarily concerns the allocation of authority between state and federal governments regarding enforcement of Section 3 of the Fourteenth Amendment.
• Great Lakes Ins. SE v. Raiders Retreat Realty Co. 21st February 2024
  The case discusses the allocation of authority between state and federal law in the context of maritime contracts.
• Abitron Austria GmbH v. Hetronic Int’l, Inc. 29th June 2023
  The decision involves the allocation of authority between federal and foreign jurisdictions, as it determines the territorial limits of federal law.
• Moore v. Harper 27th June 2023
  The case examines the balance of power between state legislatures and state courts under the federal Constitution.
• Mallory v. Norfolk Southern R. Co 27th June 2023
  The case involves the interaction between state laws requiring business registration and federal constitutional limits on jurisdiction.
• Yegiazaryan v. Smagin 22nd June 2023
  The case involves the enforcement of a foreign arbitration award in a U.S. federal court, implicating the balance of state and federal judicial authority.
• Arizona v. Navajo Nation 22nd June 2023
  The case involves the allocation of authority between state and federal governments regarding water rights and the obligations of the federal government under a treaty with an Indian tribe.
• Haaland v. Brackeen 15th June 2023
  The case primarily involves the allocation of authority between state and federal governments, particularly regarding the application of the Indian Child Welfare Act.
• Lac du Flambeau Band of Lake Superior Chippewa Indians v. Coughlin 15th June 2023
  The case addresses the allocation of authority between federal law and tribal sovereignty, particularly in the context of bankruptcy proceedings.
• Health and Hospital Corporation of Marion Cty. v. Talevski 8th June 2023
  The case involves the allocation of authority between state and federal governments, particularly in the enforcement of federal rights through § 1983.
• Glacier Northwest, Inc. v. Teamsters 1st June 2023
  The case involves the allocation of authority between state and federal governments regarding labor disputes.
• Ohio Adjutant General’s Dept. v. FLRA 18th May 2023
  The case involves the allocation of authority between state and federal governments, specifically whether the Ohio National Guard acts as a federal agency under the FSLMRS.
• Wilkins v. United States 28th March 2023
  The case involves the federal government's claim to an easement, implicating federal authority over land disputes.
• Torres v. Texas Department of Public Safety 29th June 2022
  The case involves the allocation of authority between state and federal governments, particularly regarding Congress's power to legislate in military affairs.
• Oklahoma v. Castro-Huerta 29th June 2022
  The case involves the allocation of authority between state and federal governments regarding jurisdiction over crimes in Indian country.
• Dobbs v. Jackson Women’s Health Organization 24th June 2022
  The decision returned the authority to regulate abortion to the states, implicating the allocation of power between state and federal governments.
• Berger v. North Carolina State Conference of the NAACP 23rd June 2022
  The case involves the allocation of authority within the state government and the ability of state officials to represent state interests in federal court.
• United States v. Washington 21st June 2022
  The case concerns the allocation of authority between state and federal governments, specifically regarding state laws that affect federal operations.
• Viking River Cruises, Inc. v. Moriana 15th June 2022
  The case involves the allocation of authority between state and federal law, specifically regarding arbitration agreements.
• Ysleta del Sur Pueblo v. Texas 15th June 2022
  The case involves the allocation of authority between state and federal governments regarding gaming laws on tribal lands.
• Gallardo v. Marstiller 6th June 2022
  The case examines the allocation of authority between state and federal governments in the context of Medicaid reimbursement.
• Siegel v. Fitzgerald 6th June 2022
  The case involves the allocation of authority between federal bankruptcy laws and their application across different states.
• Shinn v. Martinez Ramirez 23rd May 2022
  The decision emphasizes respect for state sovereignty and the limited role of federal habeas review.
• Cassirer v. Thyssen-Bornemisza Collection Foundation 21st April 2022
  The case involves the allocation of authority between state and federal governments in determining the choice-of-law rule applicable in FSIA suits.
• Badgerow v. Walters 31st March 2022
  The case discusses the allocation of authority between federal and state courts in handling arbitration-related applications.
• PennEast Pipeline Co. v. New Jersey 29th June 2021
  The case involves the allocation of authority between state and federal governments, particularly regarding the federal government's eminent domain power over state-owned land.
• Yellen v. Confederated Tribes of Chehalis Reservation 25th June 2021
  The case involves the allocation of federal funds to tribal entities, which implicates the balance of power between federal authority and tribal recognition.
• Cedar Point Nursery v. Hassid 23rd June 2021
  The case involves the balance of power between state regulations and federal constitutional protections.
• Mahanoy Area School Dist. v. B. L. 23rd June 2021
  The case discusses the balance of power between school authority and individual rights, particularly in regulating off-campus speech.
• Lange v. California 23rd June 2021
  The case discusses the balance of authority between state law enforcement practices and federal constitutional protections.
• United States v. Cooley 1st June 2021
  The case addresses the allocation of authority between tribal and federal jurisdictions.
• BP p.l.c. v. Mayor and City Council of Baltimore 17th May 2021
  The case addresses the allocation of authority between state and federal courts, particularly in the context of removal jurisdiction.
• Ford Motor Co. v. Montana Eighth Judicial Dist. 25th March 2021
  The case involves the allocation of authority between state and federal courts regarding jurisdictional matters.
• Rutledge v. Pharmaceutical Care Management Assn. 10th December 2020
  The case involves the allocation of authority between state and federal governments, specifically whether a state law can regulate PBMs without conflicting with federal ERISA regulations.
• Trump v. Vance 9th July 2020
  The case addresses the balance of power between state and federal authorities, particularly the ability of state legal processes to impact federal executive functions.
• McGirt v. Oklahoma 9th July 2020
  The case involves the allocation of authority between state and federal governments regarding jurisdiction over crimes committed in Indian country.
• Sharp v. Murphy 9th July 2020
  The case involves the allocation of authority between state and federal governments, specifically regarding jurisdiction over crimes committed in Indian country.
• Chiafalo v. Washington 6th July 2020
  The case centers on the authority of states to enforce electors' pledges, which involves the allocation of power between state and federal governments.
• Colorado Dept. of State v. Baca 6th July 2020
  The case addresses the balance of power between state authority to regulate electors and federal constitutional principles.