To close a bank account on behalf of someone who has passed away, you must have legal authority to manage the account. I enclose a copy of their death certificate.They didn't leave behind any assets and there is no money to pay what they owe. Notify Bank of America. We'll ask you for the deceased customer's full legal name and Social Security number to identify their accounts. After completing the forms, file all documents with the clerk along with the filing fee. An Affidavit of this nature allows a bank or credit union in Florida to pay a qualified family member the funds in the decedent's bank accounts. If you want to begin completing your duties as personal representative, you will have to go to court. Death Certificate is required to remove the deceased customer from the account. Trust. Accounts with arrangements to hold the assets in a trust.