To improve the security clearance process and increase the number of detention beds along the United States-Mexico border.

Requires the Secretary of Homeland Security to: (1) ensure that Department of Homeland Security personnel along the United States-Mexico border have the security clearances required to access information to adequately screen entering immigrants, including IDENT and IAFIS databases and databases used by the Department's inspectors in secondary inspections; (2) develop the interagency agreements and information technology infrastructure necessary for such screening; and (3) increase by 2,000 the number of detention beds in the Port Isabel Service Processing Center at Los Fresnos, Texas.