Information about filing and payment for different types of business taxes, business tax credits, and payment agreements for businesses. Instructions for registering a business in Philadelphia, including how to choose your business structure and get a City tax account number.Business Personal Property Tax is a tax assessed on tangible personal property businesses own. Personal property is not taxable in Pennsylvania. Other Considerations. This is the easiest way to electronically fill out the forms and prevent losing any information that you've entered. Property, and how property is "used," inside and out. Business Personal Property Tax is a tax assessed on tangible personal property businesses own. You must complete the asset listing in its entirety; i.e. A detailed asset listing (no Assessor Estimates), contact information, etc.