Learn about how to obtain an extension for filing an inheritance tax return, filing fees, and where and when to file and pay the tax. These forms helpful when handling the estate of a deceased person.If you have questions, consult with an attorney. Allegheny County will still use a Schedule B for awarding real estate per Sec. • Personal Property: Bank accounts, cash, and personal items. You will need an attorney to help you fill out a petition for a Grant of Letters which opens what is called "probate." Learn about the probate avoidance strategies available in Pennsylvania—like living trusts and PO accounts—that can save your family time, money, and hassle. The attorney will need certified copies of the death certificate. In a small estate proceeding, the Surrogate's Court appoints a Voluntary Administrator.