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City and County of San Francisco v. Environmental Protection Agency

145 S. Ct. 704 · Decided March 4, 2025 · Supreme Court of the United States

Record summary. This page is generated from the Supreme Court Database’s coded data about the case. It describes who decided what, not the Court’s reasoning. Read the opinion itself before relying on it. Not legal advice.

At a glance

City and County of San Francisco v. Environmental Protection Agency was decided on March 4, 2025 by a vote of 5–4. The Court reversed 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 “Natural resources and environmental protection” in the Economic Activity area.

Read the opinion

Case details

Citations
145 S. Ct. 704 · 221 L. Ed. 2d 166 · 2025 U.S. LEXIS 958
Docket number
23-753
Decided
March 4, 2025
Argued
October 16, 2024
Court era
Roberts Court
Decision type
Opinion of the Court (orally argued)
Disposition
Reversed and remanded
Outcome for petitioner
The petitioning party received a favorable disposition
Vote
5–4
Majority opinion
Samuel A. Alito Jr.
Opinion assigned by
John G. Roberts Jr.
How the case arrived
Certiorari
Legal provision
Clean Water Act (Federal Water Pollution Control Act)
Type of law
Federal statute
Decision direction (SCDB)
Conservative what this means

How the Justices voted

Full case caption

City and County of San Francisco v. Environmental Protection Agency

SCDB identifiers: case 2024-008, docket 2024-008-01.

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Cases on the same legal provision: Clean Water Act (Federal Water Pollution Control Act)

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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