Allison Engine Company, Inc. v. United States ex Rel. Roger L. Sanders and Roger L. Thacker

553 U.S. 662 · Decided June 9, 2008 · Supreme Court of the United States

At a glance

Allison Engine Company, Inc. v. United States ex Rel. Roger L. Sanders and Roger L. Thacker was decided on June 9, 2008 unanimously (9–0). The Court vacated the lower court's decision and remanded the case. Justice Samuel A. Alito Jr. wrote the opinion of the Court. SCDB classifies its main issue as “Miscellaneous economic regulation” in the Economic Activity area.

Read the opinion

• CourtListener (Free Law Project) — opinion text
• Library of Congress — official U.S. Reports scan

Case details

How the Justices voted

Full case caption

Allison Engine Company, Inc., et al. v. United States ex Rel. Roger L. Sanders and Roger L. Thacker

SCDB identifiers: case 2007-050, docket 2007-050-01.

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Source: Supreme Court Database, 2026 Release 01 (data file dated September 8, 2026). Imported into CaseTrail November 5, 2026. Coverage: decisions from the 1946 through 2025 Terms. Methodology · Report an error