To authorize additional appropriations for the United States Customs Service for personnel, technology, and infrastructure to expedite the flow of legal commercial and passenger traffic along the Southwest land border, and for other purposes.

Authorizes additional appropriations to the United States Customs Service for salaries, expenses, and equipment to enhance investigative resources on the Southwest border, intensify efforts against drug smuggling and money laundering organizations, process cargo, reduce commercial and passenger traffic waiting times, and open all primary lanes during peak hours at ports on such border. Earmarks amounts for: (1) acquisition and other expenses associated with deployment of narcotics enforcement, cargo processing, and counterterrorism technology along the Southwest border; (2) maintenance and support of the equipment and training of personnel to maintain such equipment; (3) new technological equipment; (4) an increase in inspectors, special agents, canine enforcement officers, and general support positions during peak hours for the Southwest border; and (5) construction, improvement, and expansion of Customs Service facilities at Ports of Entry on such border.