To sum up, I want to inform you that my husband died in a car accident on 28th July 2022. Moreover, he has a savings bank account in your bank.Sample Letter to Bank Informing the Death of the Account Holder. The death claim letter should be written in the formal letter format. Sample Letter – Asking for a debt write-off when someone is deceased. Notify Bank of America. We'll ask you for the deceased customer's full legal name and Social Security number to identify their accounts. Here's a simplified guide on how to fill in an Affidavit of Death in nine steps: Step 1: Identify the Type of Affidavit of Death: A letter of last instruction is a document that allows you to organize and give your family instructions pertaining to your final wishes. You'll need the person's Social Security number and certified copies of their death certificate for most agencies and programs.