These instructions are provided as a public service of the Butler County Probate Court, and are intended as a guideline only. The following is required for completion: Bank Accounts – Copy and describe each account exactly as it is described on the application (estate tax form 12A).Banks and other financial institutions will freeze accounts that are titled in the decedent's name alone. In this article, we will outline the steps you need to take to file an application to open an estate in an Ohio probate court. • Or mail them to us at the Ohio Department of Commerce, Division of Unclaimed Funds. To close a bank account on behalf of someone who has passed away, you must have legal authority to manage the account. Begin the probate process. O.D." stands for "payable on death. Upon filing of the Inventory. May Funds Be Withdrawn From Bank Accounts?