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. You will need account numbers and serial numbers of assets.You can open an estate account after getting necessary documents, like the decedent's death certificate and a taxpayer identification number for the estate. Administration is the process where the Surrogate's Court officially gives out Letters of Administration to a qualified distributee (heir) of the Decedent. Learn how to claim a New York bank account and it's cash of a deceased foreign person through administration and probate. An estate checking account is a temporary bank account that holds the estate's money and enables the executor to administer your estate. If submitting online, you must provide your Social Security number for verification. It will also include an invitation code which you can use to sign up for a customer service account on DOF's website. Search or Request Document 1966 to Present. This site pertains to probate, wills, administration and estates in New York, including kinship and ancillary proceedings and Public Administrator cases.