When buying the assets of a business, some are subject to sales or use tax, while others are not. Items subject to retail sales tax.Purchaser shall also pay at Closing any and all amounts due to the State of Washington that are associated with the sale under this Agreement,. Download Washington Asset Purchase Agreement template, modify and send for signing using BoloForms Signature. THIS ASSET PURCHASE AGREEMENT (the "Agreement") is made this ____ day of. 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.