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. Appendix A: Site References; Legal Description.Line 1: Enter the name, address, and Tax Identification Number (TIN) of the other party (either the purchaser or seller). 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. The new owner must complete Form ST-133CATS, Sales Tax Exemption. Informal probate is the process for asking the court to appoint a personal representative for a decedent's estate without a hearing.