Opinion of the Court
Notice: This opinion is subject to formal revision before publication in the preliminary print of the United States Reports. Readers are requested to notify the Reporter of Decisions, Supreme Court of the United States, Washington, D. C. 20543, of any typographical or other formal errors, in order that corrections may be made before the preliminary print goes to press.
SUPREME COURT OF THE UNITED STATES
No. 16–1363
KIRSTJEN M. NIELSEN, SECRETARY OF HOMELAND SECURITY, ET AL., PETITIONERS v. MONY PREAP, ET AL.
BRYAN WILCOX, ACTING FIELD OFFICE DIRECTOR, IMMIGRATION AND CUSTOMS ENFORCEMENT, ET AL., PETITIONERS v. BASSAM YUSUF KHOURY, ET AL.
ON WRIT OF CERTIORARI TO THE UNITED STATES COURT OF APPEALS FOR THE NINTH CIRCUIT
[March 19, 2019]
Justice Alito announced the judgment of the Court and delivered the opinion of the Court with respect to Parts I, III–A, III–B–1, and IV, and an opinion with respect to Parts II and III–B–2, in which The Chief Justice and Justice Kavanaugh join.
Aliens who are arrested because they are believed to be deportable may generally apply for release on bond or parole while the question of their removal is being decided. These aliens may secure their release by proving to the satisfaction of a Department of Homeland Security officer or an immigration judge that they would not endanger others and would not flee if released from custody.
Congress has decided, however, that this procedure is too risky in some instances. Congress therefore adopted a special rule for aliens who have committed certain dangerous crimes and those who have connections to terrorism. Under a statutory provision enacted in 1996, 110
