An application for a Writ of Habeas Corpus is filed when a person seeks relief from unlawful detention or imprisonment. If you are looking to file a Texas 11.07 Writ of Habeas Corpus application, post-convcition lawyer Sarah Durham is here to help.The procedure for filing a petition for a writ of habeas corpus is spelled out in the CPLR Article 70. Habeas corpus is a legal rule that requires a prisoner be presented in court and that the arrester prove that there is proper cause for detaining the prisoner. It demands a person's release from unlawful detention. Explain the grounds for the petition: You will need to explain why you are seeking a writ of habeas corpus. Habeas corpus is a legal rule that requires a prisoner be presented in court and that the arrester prove that there is proper cause for detaining the prisoner. A Writ of Habeas Corpus is one of the primary ways of obtaining a client's freedom based on his or her actual innocence. And filed a Petition for Writ of Habeas Corpus in the Court of. To initiate a state writ of habeas corpus in Texas, a person must first file a petition with the appropriate court.