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.The process is comprised of four general steps: conversation, letter of intent, definitive documentation and closing. When you sell your business, you may need to report all or part of the sale on your excise tax return. Also, you may be required to collect retail sales tax. Download Washington Asset Purchase Agreement template, modify and send for signing using BoloForms Signature. Business assets are not considered legally transferred without a properly executed Business Purchase Agreement between the seller and purchaser. In an asset sale, the new owner purchases the business's physical assets. The seller retains all rights to the legal entity. Comprehensive guide on How to sell your business in Washington State.