Customs-Trade Partnership Against Terrorism
The Customs-Trade Partnership Against Terrorism (C-TPAT or CTPAT) is a voluntary supply-chain security program led by U.S. Customs and Border Protection (CBP) focused on improving the security of private companies' supply chains with respect to terrorism. The program was launched in November 2001 with seven initial participants, all large U.S. companies.
Source: Wikipedia — Customs-Trade Partnership Against Terrorism (CC BY-SA 4.0)