A death claim application letter for a bank is basically a letter to the bank stating that the account holder has been deceased. This is to notify the bank that my.(Relationship with deceased). Sample Letter – Asking for a debt write-off when someone is deceased. The sender's and the receiver's addresses should be mentioned in the death claim letter format for bank properly. Notify Bank of America. We'll ask you for the deceased customer's full legal name and Social Security number to identify their accounts. Use this letter when someone you know has died and they have left no assets or will behind. Contact us for advice before using this letter. To close a bank account on behalf of someone who has passed away, you must have legal authority to manage the account.