--- title: "Zafiro v. United States" citation: "Zafiro v. United States, 506 U.S. 534 (1993)" authority_id: "AUTH-SCOTUS-ZAFIRO-506-US-534" authority_type: "case" jurisdiction: "federal_nationwide" precedential_status: "binding" official_url: "https://www.govinfo.gov/content/pkg/USREPORTS-506/pdf/USREPORTS-506-534.pdf" url: "https://jason93.com/legal/federal-process/authorities/AUTH-SCOTUS-ZAFIRO-506-US-534/" legal_review: "2026-08-25" links_checked: "2026-10-15" links_available: 1 links_checked_count: 1 license: "CC BY 4.0" --- # Zafiro v. United States ## Holding used Mutually antagonistic defenses do not compel severance; Rule 14 relief addresses serious risks to a specific trial right or reliable verdict, and lesser measures may suffice. ## Material limitation The indictment, evidence, statements, limiting instructions, and asserted trial right determine the application. ## Official source and pinpoints 506 U.S. 534, 538–41 (1993): ## Used in - [Suppression, Severance, and Pretrial Evidentiary Motions](https://jason93.com/legal/federal-process/modules/20-pretrial/suppression-severance-and-pretrial-motions.md)