Westinghouse Electric Corp. v. Tully

466 U.S. 388 · Decided April 24, 1984 · Supreme Court of the United States

At a glance

Westinghouse Electric Corp. v. Tully was decided on April 24, 1984 unanimously (9–0). The Court reversed the lower court's decision. 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. SCDB records that the Court declared a state or territorial law, regulation or constitutional provision unconstitutional.

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

Westinghouse Electric Corp. v. Tully et al.

SCDB identifiers: case 1983-079, docket 1983-079-01.

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Same Term, same area (Economic Activity)

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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