To be recognized as the estate administrator, you must file the petition for grant of letters of administration with the Register of Wills. Dying without a will is known as dying intestate.Many people do not realize that Pennsylvania has an Intestate Succession law (20 PS § 2101 et seq.) Executed out of Register's Office. This page contains forms, policies, and manuals for estate administration in Philadelphia. For an intestate estate, a person must formally file a petition for the grant of Letters of Administration. Estates may be concluded in one of two ways. First, a formal accounting may be filed with the Court for approval of the estate administration and distribution. If a loved one passed away without a will or has an invalid will, their estate may pass through the terms of PA's intestacy statute. Present either of these letters to the bank along with the death certificate to close the account.