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. Form 8594 is a tax document required in certain business sales where the buyer acquires assets rather than stock or equity.BUYER: NOICE rX, lLC. 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. Fill out Form 433-B (OIC) if the business is a Corporation, Partnership, or LLC. This will assist in the calculation of an appropriate offer amount based on the.