Overstay Tracking: A Key Component of Homeland Security and a Layered Defense

A significant number of visitors to the U.S. (an estimated 2.3 million in 2000) overstay their authorized periods of admission. Tracking system weaknesses make it difficult to monitor potentially suspicious aliens who enter the country legally.

Published May 2004

General Accounting Office
Gaithersburg, MD 20884
phone: (202) 512-6000



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