| Daniels v. United States | |
|---|---|
 | |
| Argued January 8, 2001 Decided April 25, 2001 | |
| Full case name | Daniels, Petitioner, v. United States, Respondent |
| Citations | 532 U.S. 374 (more) 121 S. Ct. 1578; 149 L. Ed. 2d 590 |
| Case history | |
| Prior | On Writ of Certiorari to the United States Court of Appeals for the Ninth Circuit |
| Holding | |
| A federal defendant, sentenced under the Armed Career Criminal Act of 1984, may not challenge his federal sentence through a motion that his prior convictions were unconstitutionally obtained. | |
| Court membership | |
| |
| Case opinions | |
| Majority | O'Connor, joined by Rehnquist, Scalia, Kennedy, Thomas |
| Concurrence | Scalia |
| Dissent | Souter, joined by Stevens, Ginsburg |
| Dissent | Breyer |
| Laws applied | |
| Armed Career Criminal Act | |
Daniels v. United States, 531 U.S. 374 (2001), was a decision by the Supreme Court of the United States involving the Armed Career Criminal Act. The Court ruled, in a 5–4 decision, that a defendant sentenced under that Act could not challenge previous convictions on appeal that were used to increase his new sentence.