To close a bank account on behalf of someone who has passed away, you must have legal authority to manage the account. Learn about estates, how to file an estate, and the administrative process.In general, you can't. The bank will not allow you to close it unless you have a letter of authorization from the probate court. A letter indicating that there are sufficient funds in the Estate to pay funeral costs may be required. Keep all contracts and receipts from the funeral home. Do you need to obtain a letter of testamentary in NC? Our estate planning attorney guides you through the process in our blog. This video will provide a step-by-step guide for completing the application and oath to open a full estate for a decedent. If we were beneficiaries of the account, can I close the account without probate paperwork?