To close a bank account on behalf of someone who has passed away, you must have legal authority to manage the account. In this article, we'll provide you with essential tips and a template to help you create an effective application letter for closing your bank account.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. The first and foremost thing you must do to close a bank account upon the death of a loved one is to inform the bank of this death. Probate is the legal process to distribute a person's property after they die. This could just be a death certificate and your driver's license. It could also require opening an estate and getting letters testamentary. A death claim application letter for a bank is basically a letter to the bank stating that the account holder has been deceased. A death claim application letter for a bank is basically a letter to the bank stating that the account holder has been deceased. The company that Ticketmaster works with, Allianz Global Assistance, does everything they can to not pay out.