United Air Lines, Inc. v. Mahin

410 U.S. 623 · Decided March 5, 1973 · Supreme Court of the United States

At a glance

United Air Lines, Inc. v. Mahin was decided on March 5, 1973 by a vote of 6–3. The Court vacated the lower court's decision and remanded the case. Justice Harry A. Blackmun wrote the opinion of the Court. SCDB classifies its main issue as “State or local government tax” 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

United Air Lines, Inc. v. Mahin, Director of Department of Revenue, et al.

SCDB identifiers: case 1972-072, docket 1972-072-01.

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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