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,. The process is comprised of four general steps: conversation, letter of intent, definitive documentation and closing. An asset purchase agreement is a written legal instrument that formalizes the purchase of a business or significant business asset. Download Washington Asset Purchase Agreement template, modify and send for signing using BoloForms Signature. Asset purchase agreements can be a useful way to create a new business while leaving unwanted resources and potential issues with the seller. In an asset sale, the new owner purchases the business's physical assets. The seller retains all rights to the legal entity.