Also known as:writ of habeas corpus · habeas corpus writ · habeas corpus
Written by attorneys · grounded in primary & secondary sources — see below
A judicial writ directing a custodian to produce a detained person before a court for inquiry into the legality of the confinement. The writ supplies the mechanism by which a prisoner may challenge executive or judicial authority to hold the individual and may obtain release if the detention lacks lawful basis.
Sources & Authorities
How it applies
Common Examples
6
Detainee Challenges Inadequate Substitute
Winston West, a foreign national seized overseas and held indefinitely at a naval facility, faces a statutory scheme that routes all challenges through a closed commission limited to redacted records. West petitions for a writ of habeas corpus in federal district court. The court grants the petition because the commission cannot consider new exculpatory evidence or order release, leaving no meaningful avenue to test the basis for continued detention.
Congress Attempts Suspension During Crisis
Walter Washington, a U.S. citizen arrested during widespread civil unrest labeled a rebellion, is detained without charge under a new federal statute that purports to suspend habeas corpus. Washington files a petition in district court. The court must decide whether the public-safety exception in Article I Section 9 permits the suspension or whether the writ remains available to test the legality of his confinement.
Select any source to read its text and confirm it supports the definition.
Cases
Statutes
Federal Rules
Model Codes
Restatements
Casebooks
Hornbooks
Study Supplements
Habeas Filed After State Conviction
Willa Whitman is convicted in state court under a statute later held unconstitutional on equal-protection grounds. After exhausting state remedies she petitions for a writ of habeas corpus in federal court, arguing the conviction cannot stand. The district court must determine whether the constitutional defect supplies a basis for relief from custody.
State Official Asserts Immunity Defense
Warren Woods, held under a state-court injunction issued by a judge claimed to lack authority, petitions for a writ of habeas corpus in federal court. He contends the state proceeding violates federal law. The court must decide whether the writ lies against the state custodian despite arguments that federal intervention is barred.
Habeas Tests Due-Process Claim
Wanda Williams is convicted in state court after an indictment issued without grand-jury review. She petitions for a writ of habeas corpus, asserting the state procedure denied fundamental fairness. The federal court evaluates whether the absence of the grand-jury step violates the Constitution and warrants release.
Congress Withdraws Appellate Jurisdiction
Wilma Wright, whose habeas petition was denied by a circuit court, seeks Supreme Court review. While her appeal is pending, Congress enacts legislation stripping the Court's appellate jurisdiction over such cases. The Court must determine whether the statute validly removes jurisdiction or whether the writ remains available through another avenue.
Common questions
Frequently Asked
4
What must a substitute procedure supply to satisfy the Suspension Clause when Congress removes traditional habeas review for enemy combatants?+
A substitute must permit the detainee to challenge the President's authority to detain indefinitely, contest the factual findings supporting detention, introduce exculpatory evidence discovered after the initial proceedings, and seek an order of release. A process that bars new evidence, limits review to a paper record, or lacks power to order release fails this standard.
Supporting sources
When may Congress suspend the writ of habeas corpus under Article I Section 9?+
Congress may suspend the writ only in cases of rebellion or invasion when public safety requires it. Outside those narrow circumstances the privilege remains available and cannot be withdrawn by statute without a constitutionally adequate substitute.
Supporting sources
Does a person remain in custody for habeas purposes after release on parole or probation?+
Yes. Significant restraints on liberty such as parole, probation, or bail satisfy the custody requirement even though the individual is not physically incarcerated.
Supporting sources
Is there a constitutional right to appointed counsel in state habeas proceedings?+
No. The Constitution does not require the government to supply counsel for indigent prisoners mounting collateral attacks on their convictions through habeas corpus.
Supporting sources
369 U.S. 186, 211Constitutional Law
…maintained in his dissent. Id. , at 59 et seq. Today we would ask with him: ". . . who could hold for a moment, when the writ of habeas corpus cannot be suspended by the legislature itself, either in the general government or most of the States, without an express constitutional permission, that all other writs and laws could be…