The Writ of Habeas Corpus protects prison inmates from false imprisonment to ensure people are not thrown into jail unlawfully. Prisoners can sometimes use a petition for writ of habeas corpus to challenge the legality of a criminal conviction or inhumane prison conditions.A writ of habeas corpus is a legal order that requires the custodian to bring the detained individual before a court or judge. This manual explains how someone without a lawyer can file a petition for writ of habeas corpus in the California state courts. Learn how a writ of habeas corpus can challenge unlawful detention, potentially reducing or overturning convictions even after appeals fail. This petition, called a writ of Habeas Corpus, is filed in Federal Court (US District Court ) whether you are serving time in a federal or state prison. A writ of habeas corpus is used to determine if a state's detention of a prisoner is valid. The circumstances under which a state prisoner may challenge his or her conviction in a habeas corpus proceeding when there. In 2021, Tellez filed a petition for writ of habeas corpus in the San Diego County Superior Court. United States takes on two forms.