New England Power Co. v. New Hampshire

455 U.S. 331 · Decided February 24, 1982 · Supreme Court of the United States

At a glance

New England Power Co. v. New Hampshire was decided on February 24, 1982 unanimously (9–0). The Court reversed the lower court's decision and remanded the case. Chief Justice Warren E. Burger wrote the opinion of the Court. SCDB classifies its main issue as “State or local business regulation” 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

New England Power Co. v. New Hampshire et al.

SCDB identifiers: case 1981-045, docket 1981-045-01.

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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