Use Form 8883 to report information about transactions involving the deemed sale of corporate assets under section 338. Unless Seller elects the installment method or is eligible for the "open transaction" method, Seller must use the "closed transaction" method.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.