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.â–· Attach to your income tax return. Form 8594 is a tax document required in certain business sales where the buyer acquires assets rather than stock or equity. This form provides the IRS with a detailed breakdown of how the purchase price is allocated across different asset categories. To order Form 8594, you may call toll-free 1-800-424-FORM. Learn how to file form 8594 and when to file. Fill out only lines 15 through 25 of each worksheet Form 8824.