Form 8594 is a tax document required in certain business sales where the buyer acquires assets rather than stock or equity. Form 8594 must also be filed if the purchaser or seller is amending an original or a previously filed supplemental Form.8594 because of an increase or decrease. Attachment A is Form 8594. Attachment B is the new Form 8883. Did the organization engage in any activity not previously reported to the IRS? If "Yes," attach a detailed description of each activity. View your Franklin Templeton tax forms. Access your tax documents.