§191.84. Protests. — Inbound Citations

(c) Amendments to claims for which the drawback entries have not been liquidated must be made within three (3) years after the date of exportation or destruction of the articles which are the subject of the original drawback claim. Liquidated drawback entries may not be amended; however, they may be protested as provided for in § 191.84 of this part and part 174 of this chapter.