27 C.F.R. § 25.85
Notice of permanent discontinuance
When a brewer desires to discontinue business permanently, he or she must file a notice on Form 5130.10. The brewer must state the purpose of the notice as “Discontinuance of business” and give the date of the discontinuance. When all beer has been lawfully disposed of, appropriate TTB officer will approve the Form 5130.10 and return a copy to the brewer. The brewer shall file a report on Form 5130.9 showing no beer or cereal beverage on hand and marked “Final Report.”