U.S. Code / Title 19 — Customs Duties / Chapter 4—Tariff Act of 1930Title 19SubtitleSubtitle Iii—Administrative ProvisionsContentsPart I—Definitions and National Customs Automation ProgramPart II—Report, Entry, and Unlading of Vessels and VehiclesPart III—Ascertainment, Collection, and Recovery of DutiesPart IV—Transportation in Bond and Warehousing of MerchandisePart V—Enforcement ProvisionsPart VI—Miscellaneous Provisions