Habeas Corpus, in the Federal Court, is a petition that claims that you are being detained against your US constitutional rights. A Writ of Habeas Corpus is a civil proceeding that is available in both State and Federal Court to challenge the legality of imprisonment.Translated from Latin it means "show me the body. A writ of habeas corpus stands as a vital legal tool, essential for safeguarding individual rights and averting arbitrary detention. The writ of habeas corpus primarily acts as a writ of inquiry, issued to test the reasons or grounds for restraint and detention. A writ of habeas corpus is a legal order that requires the custodian to bring the detained individual before a court or judge. An application for a writ of habeas corpus may only be filed after a final conviction. Counsel), you should file in the court where the original sentence was imposed.78. MONTGOMERYREEVES, Circuit Judge. Habeas Corpus (Trans: you have the body) -- A writ which brings a person before a court.