Astra USA, Inc., et al., Petitioners v. Santa Clara County, California

Decided March 29, 2011. Ruth Bader Ginsburg delivered the opinion of the Court.

Docket 09-1273 · 563 U.S. 110 (2011) · Cited 188 times

Holding

A district attorney’s office may not be held liable under § 1983 for failure to train its prosecutors based on a single Brady violation.

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 8–0.

“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. Source: the Supreme Court Database (Spaeth et al.), Washington University.

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.

• Alexander v. Sandoval · 532 U.S. 275 (2001)
• Stoneridge Investment Partners, LLC v. Scientific-Atlanta, Inc. · 552 U.S. 148 (2008)
• Virginia Bankshares, Inc. v. Sandberg · 501 U.S. 1083 (1991)
• Tenet v. Doe · 544 U.S. 1 (2005)

Cited by

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

• Armstrong v. Exceptional Child Center, Inc. · 575 U.S. 320 (2015)
• Douglas v. Independent Living Center of Southern California, Inc. · 565 U.S. 606 (2012)

Official text

Read the official opinion (U.S. Reports, govinfo.gov)

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Source: Supreme Court of the United States, slip opinions (2011). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-07-03. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).