a restricted-access site, in or adjacent to a Customs port of entry, operated pursuant to public utility principles under the sponsorship of a corporation granted authority by the Board and under supervision of the Customs Service

a secured specialized area which is considered to be outside the Customs Territory of the United States

a specially designated area, in or adjacent to a U

An isolated , enclosed and policed area operated as a public utility, in or adjacent to a port of entry, furnished with facilities for lading, unlading, handling, storing, manipulating, manufacturing and exhibiting goods and for reshipping them by land, water or air. Any merchandise, except that which is prohibited by law or other applicable regulations, may be brought into a zone without being subject to the customs laws of the United States and may stored, exhibited , manufactured, mixed or manipulated in any manner as provided in applicable laws and regulations. Merchandise is subject to customs duties if it is sent into customs territory from the zone, or it may escape such duties if it is exported from or destroyed in the zone.

A restricted-access site, authorized by the FTZ Board and supervised by CBP ( 19 CFR 146) where companies can use special Customs procedures prior to entry for consumption. Zones are located in or adjacent to a CBP port of entry and operated pursuant to public utility principles under the sponsorship of a corporation granted authority by the Board pursuant to the Foreign-Trade Zones Act ( 19 USC 81a-81u) and regulations ( 15 CFR Part 400).