Border Security Acronyms

Confused by government alphabet soup? Definitions of common Border Security acronyms are below.

ACE: Automated Commercial Environment
CSA: Customs Self Assessment
C-TPAT: Customs-Trade Partnership Against Terrorism
FAST: U.S. and Canadian Free and Secure Trade
PARS: Pre-Arrival Review System
PIP: Partners in Protection
TWIC: Transportation Worker Identification Credential program