According to New York State law, the Executor, or Administrator, must open the account physically at a bank or brokerage within the state of New York. Administration is the process where the Surrogate's Court officially gives out Letters of Administration to a qualified distributee (heir) of the Decedent.You need to take your mother's death certificate to the bank. This guide tells you how to use a Small Estate Affidavit to probate an estate in Texas. Only the executor, administrator, guardian or the attorney of record can receive Letters. Please consult your attorney for more information. Make the process of opening an estate account simple and straightforward with this stepbystep guide. Within two months after your qualification, you must mail a registered or certified letter, return receipt requested, to each secured creditor of the estate. Luckily, many banks and financial institutions will accept a small estate affidavit. If there is a will, a muniment of title may also provide a solution.