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.Bank accounts that are solely in your name can be held up temporarily upon your death. Follow the bank's procedures: The bank will likely have you fill out some forms and provide the necessary documents to close the account. A guide for an Executor or Estate Administrator. Here's what's required and what can be paid from a deceased estate. How do we close the accounts? After you've told us about the death, you may need to complete an account closure form. There are generally two basic types of letters, based on whether the estate is testate (with a will) or intestate (without a will). Once we're notified of a death, our specialist Bereavement Support Team will contact you to explain the next steps and timescales.