Nielsen v. Preap

Decided March 19, 2019. Samuel A. Alito Jr. delivered the opinion of the Court.

Docket 16-1363 · 586 U.S. 392

The Ninth Circuit’s judgments—that respondents, who are deportable for certain specified crimes, are not subject to 8 U. S. C. §1226(c)(2)’s mandatory-detention requirement because they were not arrested by immigration officials as soon as they were released from jail—are reversed, and the cases are remanded.

The Court’s statement of the holding, from the opinion’s syllabus. The syllabus is prepared by the Reporter of Decisions and is not part of the opinion of the Court — read the official opinion for authority.

Read the official opinion (PDF, supremecourt.gov) (opens primary source in a new tab)

Samuel A. Alito Jr.’s profile · All opinions since October Term 2017 · The Supreme Court

Source: Supreme Court of the United States, slip opinions (2019). Data last verified 2026-07-02. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).