This is the easiest way to electronically fill out the forms and prevent losing any information that you've entered. This video will demonstrate the process to apply for Pennsylvania business taxes.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. Form 8594 is a tax document required in certain business sales where the buyer acquires assets rather than stock or equity. If you are thinking about purchasing a business from someone, you should be aware of Pennsylvania's Bulk Sale Law. Use a Business Bill of Sale to set out the terms for the sale of a business and transfer the ownership and all assets to the buyer.