19 C.F.R. § 191.143 Drawback entry.
Title 19 - Customs Duties
(a) Filing of entry. Drawback entries covering these foreign-built jet aircraft engines shall be filed on Customs Form 7551, modified to show that the entry covers jet aircraft engines processed under §313(h) of the Act, as amended (19 U.S.C. 1313(h)). (b) Contents of entry. The entry shall show the country in which each engine was manufactured and describe the processing performed thereon in the United States.
Title 19: Customs Duties
PART 191—DRAWBACK
Subpart N—Foreign-Built Jet Aircraft Engines Processed in the United States
§ 191.143 Drawback entry.