The amended petition must be written on the courtapproved petition for writ of habeas corpus form. The Writ of Habeas Corpus demands that requires a prisoner must go before the court to determine if there is lawful authority to detain the prisoner.If you are looking to file a Texas 11.07 Writ of Habeas Corpus application, post-convcition lawyer Sarah Durham is here to help. A Writ of Habeas Corpus is a motion which is filed most frequently to ensure that a Defendant's imprisonment or detention is not illegal. To obtain a writ of habeas corpus, you must show the court that you are in custody in violation of the Constitution or laws of the United States. In this video, David offers insight on how to file habeas corpus and compassionate release motions. Explain the grounds for the petition: You will need to explain why you are seeking a writ of habeas corpus. Nearly 16 years has resulted in his suffering additional severe psychological stress that exceeds the punishment of death determined. STEP 2: Fill out the "Summons" form. This matter arises on Petitioner's Petition for Writ of Habeas Corpus pursuant to 28.