American Power & Light Co. v. Securities & Exchange Commission
329 U.S. 90 · Decided November 25, 1946 · Supreme Court of the United States
At a glance
American Power & Light Co. v. Securities & Exchange Commission was decided on November 25, 1946 unanimously (6–0). The Court affirmed the lower court's decision. Justice Frank Murphy wrote the opinion of the Court. SCDB classifies its main issue as “Securities regulation” in the Economic Activity area.
Read the opinion
Case details
- Citations
- 329 U.S. 90 · 67 S. Ct. 133 · 91 L. Ed. 103 · 1946 U.S. LEXIS 3053
- Docket number
- 4
- Decided
- November 25, 1946
- Argued
- November 16, 1945
- Reargued
- October 14, 1946
- Court era
- Vinson Court
- Decision type
- Opinion of the Court (orally argued)
- Disposition
- Affirmed
- Outcome for petitioner
- The petitioning party did not receive a favorable disposition
- Vote
- 6–0 (unanimous)
- Majority opinion
- Frank Murphy
- How the case arrived
- Certiorari
- Issue (SCDB)
- Securities regulation
- Issue area
- Economic Activity
- Legal provision
- 15 U.S.C. § 79
- Type of law
- Infrequently litigated statute
- Decision direction (SCDB)
- Liberal what this means
How the Justices voted
| Justice | Vote | Separate writing |
|---|---|---|
| Justice Hugo L. Black | Majority | |
| Justice Felix Frankfurter | Concurrence | Wrote an opinion |
| Justice Frank Murphy | Majority | Wrote an opinion |
| Justice Wiley B. Rutledge | Special concurrence | Wrote an opinion |
| Justice Harold H. Burton | Majority | |
| Chief Justice Fred M. Vinson | Majority |
Did not participate: Stanley F. Reed, William O. Douglas, Robert H. Jackson.
Full case caption
American Power & Light Co. v. Securities & Exchange Commission
SCDB identifiers: case 1946-007, docket 1946-007-01.
Related decisions
Other cases on “Securities regulation”
- Board of Governors of the Federal Reserve System v. Agnew
- Securities & Exchange Commission v. Chenery Corporation
- Securities and Exchange Commission v. Central-Illinois Securities Corp.
- Niagara Hudson Power Corp. v. Leventritt
- Securities & Exchange Commission v. Ralston Purina Co.
- Wilko v. Swan
Cases on the same legal provision: 15 U.S.C. § 79
- Securities and Exchange Commission v. Louisiana Public Service Commission
- Securities and Exchange Commission v. New England Electric System
- Securities and Exchange Commission v. New England Electric System
Same Term, same area (Economic Activity)
- Halliburton Oil Well Cementing Co. v. WalkerAltered precedent
- Champlin Refining Co. v. United States
- United States v. Howard P. Foley Co., Inc.
- Richfield Oil Corp. v. State Board of EqualizationLaw held unconstitutional
- Vanston Bondholders Protective Committee v. Green
- Federal Communications Commission v. Woko, Inc.
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