(a) Subject to the provisions of §§ 28.197 through 28.199 of this chapter, whole or partial shipments of spirits withdrawn for export with benefit of drawback may be returned to:
(1) The bonded premises of the distilled spirits plant, pursuant to § 19.452; or
(2) To a wholesale liquor dealer or taxpaid storeroom.
(b) Claims for export drawback filed by proprietors on form TTB F 5110.30 which include the returned spirits shall be reduced by the amount of tax paid or determined on the returned spirits.