➢ In order to be allowed to file for divorce in Arizona, the following statements must be true: • you do not have a "covenant" marriage. Forms for filing for divorce in Arizona based on county.If your county is not listed, use the state link. Please note that each court might have their own preferred forms. I'm going to be walking through the steps of what an off-date financial information is and how to properly fill out this form. A divorce lawyer from Arizona Law Group can help. Court Forms and Instructions. Completing the Forms. You will need to complete several legal documents. These legal documents are filed with the Petition for Dissolution of Marriage.