To use the fill-in-the-blank habeas form, you must be a person who is currently serving a sentence under a judgment against you in a state court. The appellant must complete the Prisoner Authorization Form and send it to the Court, which forwards the form to the prison superintendent of the correctional.Federal habeas corpus is a procedure under which a federal court may review the legality of an individual's incarceration. Except in matters of emergency, the following procedures are followed in proceedings for a writ of habeas corpus: (a) Petitioner with funds. This section constitutes an overview on California habeas corpus practice as it relates to the handling of criminal appeals. In a writ of habeas corpus, a defendant seeks to establish that his or her prison sentence is illegal. This can be done in two ways. Fourth, the petition must include the correct constitutional claims and the detailed facts in support of those claims. If you fill out a form on a webpage, you will lose your progress. A habeas petition has been described as "the best and only sufficient defense of personal freedom.