19 CFR § 12.4
Exportation
July 16, 2020
The exportation of merchandise, the subject of §12.1, refused admission into the United States in accordance with regulations applicable thereto shall be under Customs supervision in accordance with the regulations set forth in §§18.25 and 18.26 of this chapter.
[T.D. 68-191, 33 FR 11019, Aug. 2, 1968]