To close a bank account on behalf of someone who has passed away, you must have legal authority to manage the account. The bank will not allow you to close it unless you have a letter of authorization from the probate court.This could just be a death certificate and your driver's license. It could also require opening an estate and getting letters testamentary. You'll just need the death certificate and your ID. The bank should close the account and make checks payable to the beneficiary. Payableondeath bank accounts allow a bank to release funds to a named beneficiary on the account holder's death without the beneficiary having to go to court. I am licensed in both Texas and Washington. You can ask the bank if your father specified a "Pay on Death" beneficiary for the bank account. Online: Use our online form to notify us about a customer's death. Transfer a deceased person's interest in real property to their heirs at law.