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. 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 if goodwill or going concern value.This Drake Tax article discusses the sale of an asset used for personal and business use. You will need to allocate the amount reflected on form 8594 among all the assets. A typical method is to allocate the proceeds based on the original cost. IRS Form 8594 breaks down the assets of the business being purchased or sold into seven classes or categories. Form 8594 is a tax document required in certain business sales where the buyer acquires assets rather than stock or equity. A taxable asset purchase allows the buyer to "step up," or increase, the tax basis of the acquired assets to reflect the purchase price.