Both the seller and purchaser of a group of assets that makes up a trade or business must use Form 8594 to report such a sale. Tax Forms, Work From Home - Local Services Tax and Payroll Expense Tax Information(PDF, 245KB), Important Information for City of Pittsburgh Taxpayers.The Pennsylvania sales tax rate is 6 percent. These forms will assist you with property assessments, filing deeds and obtaining a certified copy of military discharge papers. Use Form 4797 to report: The sale or exchange of property. The involuntary conversion of property and capital assets. The taxes that small business owners do pay in Pennsylvania depend on factors like your business structure, employer status, industry, and business activities.