Sample Letter to Bank Informing the Death of the Account Holder. The death claim letter should be written in the formal letter format.Start the letter with your introduction and the reason for writing the letter. This is to notify the bank that my. (Relationship with deceased). 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. This may include certain types of bank accounts, life insurance proceeds, and other assets. Decedent was a resident of and domiciled in. County, Texas, at the time of. Notify Bank of America.