Filling out an affidavit of non-prosecution in Texas is pretty straight-forward. It should state that the victim doesn't want to cooperate or prosecute.How to file an affidavit of non prosecution in Texas? I understand I have the right to counsel to advise me before I sign this affidavit. I have exercised that right or am giving up that right. Non-Disclosure: The Office of Court Administration has provided an overview of who is qualified to file a Non-Disclosure and instructions on how to file one. VIDEO: Domestic Violence Attorney, Kevin Bennett, explains the role that an Affidavit of NonProsecution plays in Domestic Violence cases. File an affidavit of NonProsecution. Focus on the Evidence. And I am 18 years of age or older.