Use this LINK http://www.customs.gov to access the U.S. Customs and Border Protection (CBP), the unified border agency within the Department of Homeland Security (DHS).
CBP combines the inspectional workforces and broad border authorities of U.S. Customs, U.S. Immigration, Animal and Plant Health Inspection Service and the entire U.S. Border Patrol.

Links to web sites outside the U.S. Government or the use of trade, firm, or corporation names within U.S. Commercial Service web sites are for the convenience of the user. Such links and use do not constitute an express or implied official endorsement or approval by the United States Department of Commerce of any private sector web site, or of the products or services of specifically identified companies or of any of the private entities that may have contributed to a U.S. Commercial Service web site.