Download Form REV-1500—Pennsylvania Inheritance Tax Return Resident Decedent. Be sure that you are completing the tax return that says "REV-1500 Inheritance Tax.The process regarding these tax returns is described below, to assist in your understanding of the moving parts in estate administration. This page contains forms, policies, and manuals for estate administration in Philadelphia. There is no Pennsylvania estate tax. However the federal estate tax still applies to estates over a certain value.