A Petition Under 28 U.S.C. 2254 for Writ of Habeas Corpus is a legal document filed by a prisoner or other detainee, typically in federal court, to challenge the legality of their detention. This document is used to challenge the constitutionality of a state’s criminal justice system, and it can be used to challenge the jurisdiction of a state court, the legality of a sentence, the legality of an arrest or conviction, or the legality of a parole or probation. The petitioner must provide evidence and arguments to support their claim that their detention is unlawful. There are two types of Petition Under 28 U.S.C. 2254 for Writ of Habeas Corpus: a “firsareasas petition” and a “successareasbeas petition.” A fiareasbeas petition is a petition filed by a prisoner or detainee in federal court for the first time. A successive areas petition is a petition filed by a prisoner or detainee in federal court when their first petition was denied.