CBP
An acronym for Customs and Border Protection,¿ was established May 1, 2003 to combine the inspectional workforces and broad border authorities of the U.S. Customs Service, U.S. Immigration and Naturalization Service (INS), the U.S. Border Patrol, and the Animal and Plant Health Inspection Service. CBP is tasked with stopping terrorists, terrorist weapons, illegal drugs, aliens, and materials harmful to agriculture from entering at, or between, ports of entry.

Drug possession
Includes possession of an illegal drug, but excludes possession with intent to sell.

Drug trafficking
Includes manufacturing, distributing, selling, smuggling, and possession with intent to sell.