The Missouri Petition For Letters of Administration, Come Testament Annex (C.T.A.) is a legal document used in the state of Missouri to open a probate estate when there is no will. It is typically filed by an interested party, such as a family member or creditor, to appoint an administrator to manage the deceased's estate and distribute assets according to Missouri's intestate succession laws. The petitioner must provide the court with a list of the deceased's heirs, a description of the estate's assets and liabilities, and a proposed plan of distribution to the heirs. The two primary types of Missouri Petition For Letters of Administration, Come Testament Annex (C.T.A.) are a Summary Administration and a Formal Administration. A Summary Administration is used when the probate estate is small and uncontested, and does not require formal court hearings. A Formal Administration is used when there are larger estates, contested issues, or disputes among the heirs, and requires court hearings and court orders to resolve the issues.