Asset purchase agreements are a useful way to: Carve out certain assets of a business without taking on liabilities or debt obligations. It may be necessary to liquidate assets in a custodial account before cash can be used to purchase a College Illinois!An asset purchase agreement is a written legal instrument that formalizes the purchase of a business or significant business asset. You (or the purchaser or transferee) must complete Form CBS-1, Notice of Sale, Purchase, or Transfer of Business Assets. It should not be read to mean that all asset sales in a particular state will be exempt from tax. The details of the purchase and transfer of Assets to the Buyer are reflected in the Bills of Sale. You are required to report all sales of businesses to the Illinois Department of Revenue. Disclosure of this information is REQUIRED.