Bank Letter to Close an Account Sample. You can use this letter template to write to the bank to request the closure of a direct payments account following the death of the account holder.Tell them that you wish to close account number xyz and what to do with any balance of funds. Sign it and date it. Start with Basic Information: Your application should begin with your full name, account number, and current address aligned to the left side. Please let me know if any other documents are required for claiming the amount of deceased. Request you to kindly process the request on priority. Sub: Request to close an account due to death. Bank accounts that are solely in your name can be held up temporarily upon your death. Sample Letter to Bank Informing the Death of the Account Holder.