This brochure will be useful to you in answering general questions on how to proceed with the administration of an estate. If there's no will, the bank may ask for evidence of your relationship to the deceased.File Petition to Probate the Estate. Determine if you have a small or regular estate, as the forms and timelines differ for each. Closing bank accounts and canceling credit cards. Keeping extensive records of all financial transactions and estate documentation. The bank will not allow you to close it unless you have a letter of authorization from the probate court. Frequently Asked Questions. The following are basic questions and answers. Take Inventory of the Estate: Next, the executor will need to make an inventory of the deceased's assets.