Air & Liquid Systems Corp. v. DeVries

Decided March 19, 2019. Brett M. Kavanaugh delivered the opinion of the Court.

Docket 17-1104 · 586 U.S. 446 (2019) · Cited 103 times

Holding

In the maritime tort context, a product manufacturer has a duty to warn when its product requires incorporation of a part, the manufacturer knows or has reason to know that the integrated product is likely to be dangerous for its intended uses, and the manufacturer has no reason to believe that the product’s users will realize that danger.

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 6–3.

“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.

• Exxon Shipping Co. v. Baker · 554 U.S. 471 (2008)
• East River Steamship Corp. v. Transamerica Delaval Inc. · 476 U.S. 858 (1986)
• Miles v. Apex Marine Corp. · 498 U.S. 19 (1990)
• Saratoga Fishing Co. v. J. M. Martinac & Co. · 520 U.S. 875 (1997)
• Feres v. United States · 340 U.S. 135 (1950)
• Moragne v. States Marine Lines, Inc. · 398 U.S. 375 (1970)
• Kermarec v. Compagnie Generale Transatlantique · 358 U.S. 625 (1959)
• Yamaha Motor Corp., USA v. Calhoun · 516 U.S. 199 (1996)
• Italia Societa Rer Azioni Di Navigazione v. Oregon Stevedoring Co. · 376 U.S. 315 (1964)
• American Export Lines, Inc. v. Alvez · 446 U.S. 274 (1980)
• Detroit Trust Co. v. the Thomas Barlum · 293 U.S. 21 (1934)
• United States v. Reliable Transfer Co. · 421 U.S. 397 (1975)
• Exxon Co., USA v. Sofec, Inc. · 517 U.S. 830 (1996)
• Exxon Co. v. Sofec, Inc. · 517 U.S. 830 (1996)

Cited by

Later Supreme Court opinions in our collection that cite this case.

• Great Lakes Ins. SE v. Raiders Retreat Realty Co. · 601 U.S. 65 (2024)
• Dutra Group v. Batterton · 588 U.S. 358 (2019)
• Medical Marijuana, Inc. v. Horn · 604 U.S. 593 (2025)

Official text

Read the official opinion (PDF, supremecourt.gov)

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Brett M. Kavanaugh’s profile · All Supreme Court opinions · The Supreme Court

Source: Supreme Court of the United States, slip opinions (2019). 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).