Medical Marijuana, Inc. v. Horn

Decided April 2, 2025. Amy Coney Barrett delivered the opinion of the Court.

Docket 23-365 · 604 U.S. 593 (2025) · Cited 24 times

Holding

Under civil RICO, see 18 U. S. C. §1964(c), a plaintiff may seek treble damages for business or property loss even if the loss resulted from a personal injury.

The Court’s statement of the holding, from the opinion’s syllabus. The syllabus is prepared by the Reporter of Decisions and is not part of the opinion of the Court. Read the official opinion for authority.

How the Justices voted

Decided 5–4.

“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. The lineup is the syllabus’s disposition of who wrote and joined each opinion. Source: the opinion’s syllabus (supremecourt.gov).

Precedents cited

Supreme Court decisions this opinion relies on, ordered by how often it cites each. Cases in our collection link through; others are named.

• Sedima, S. P. R. L. v. Imrex Co. · 473 U.S. 479 (1985)
• Bridge v. Phoenix Bond & Indemnity Co. · 553 U.S. 639 (2008)
• Keogh v. Chicago & Northwestern Railway Co. · 260 U.S. 156 (1922)
• Holmes v. Securities Investor Protection Corporation · 503 U.S. 258 (1992)
• Anza v. Ideal Steel Supply Corp. · 547 U.S. 451 (2006)
• Hemi Group, LLC v. City of New York · 559 U.S. 1 (2010)
• Reiter v. Sonotone Corp. · 442 U.S. 330 (1979)
• Agency Holding Corp. v. Malley-Duff & Associates, Inc. · 483 U.S. 143 (1987)
• Yegiazaryan v. Smagin · 599 U.S. 533 (2023)
• Beck v. Prupis · 529 U.S. 494 (2000)
• Staub v. Proctor Hospital · 562 U.S. 411 (2011)
• United States v. Castleman · 572 U.S. 157 (2014)
• Square D Co. v. Niagara Frontier Tariff Bureau, Inc. · 476 U.S. 409 (1986)
• Radiant Burners, Inc. v. Peoples Gas Light & Coke Co. · 364 U.S. 656 (1961)
• New Hampshire v. Maine · 532 U.S. 742 (2001)
• Associated General Contractors of California, Inc. v. California State Council of Carpenters · 459 U.S. 519 (1983)
• Ziglar v. Abbasi · 582 U.S. 120 (2017)
• H. J. Inc. v. Northwestern Bell Telephone Co. · 492 U.S. 229 (1989)
• Logan v. Zimmerman Brush Co. · 455 U.S. 422 (1982)
• United States v. Turkette · 452 U.S. 576 (1981)
• Brunswick Corp. v. Pueblo Bowl-O-Mat, Inc. · 429 U.S. 477 (1977)
• Cutter v. Wilkinson · 544 U.S. 709 (2005)
• Preiser v. Newkirk · 422 U.S. 395 (1975)
• Gregory v. Ashcroft · 501 U.S. 452 (1991)
• United States v. Detroit Timber & Lumber Co. · 200 U.S. 321 (1906)
• Sosa v. Alvarez-Machain · 542 U.S. 692 (2004)
• Boyle v. United States · 556 U.S. 938 (2009)
• Atlantic Richfield Co. v. USA Petroleum Co. · 495 U.S. 328 (1990)
• United States v. Burke · 504 U.S. 229 (1992)
• McDonough v. Smith · 588 U.S. 109 (2019)

Official text

Read the official opinion (PDF, supremecourt.gov)

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Source: Supreme Court of the United States, slip opinions (2025). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-08-15. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).