Business Personal Property - eFiling Upload Form (Tax Year 2025). Complete the TPT-2 Form in AZTaxes.Gov -- Download Printable Step-By-Step Instructions. First time reporting should be completed using our self-report form located on our website. 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. How to Start a Business. 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. The purpose of the Certificate is to document the purchase of tangible personal property for resale in the purchaser's regular course of business.