The Missouri Confidential Case Filing Information Sheet — Probate is a form that must be filed with the court when an estate or probate case is initiated. It provides the court with confidential information about the parties involved in the case. The form must be completed and signed by the petitioner and any other interested party. There are three types of Missouri Confidential Case Filing Information Sheet — Probate: 1) Petition for the Administration of an Estate; 2) Petition for the Appointment of a Personal Representative; and 3) Petition for the Probate of a Will. Each form contains specific sections for the petitioner and any other interested parties to provide information and sign the document. The form also contains sections for the court to provide the case number and seal.