address items included in a security assessment; or

further a security plan.

tunnel protection systems;

perimeter protection systems, including access control, installation of improved lighting, fencing, and barricades;

redundant critical operations control systems;

chemical, biological, radiological, or explosive detection systems, including the acquisition of canines used for such detection;

surveillance equipment;

communications equipment, including mobile service equipment to provide access to wireless Enhanced 911 (E911) emergency services in an underground fixed guideway system;

emergency response equipment, including personal protective equipment;

fire suppression and decontamination equipment;

global positioning or tracking and recovery equipment, and other automated-vehicle-locator-type system equipment;

evacuation improvements;

purchase and placement of bomb-resistant trash cans throughout public transportation facilities, including subway exits, entrances, and tunnels;

capital costs associated with security awareness, security preparedness, and security response training, including training under section 1137 of this title and exercises under section 1136 of this title;

security improvements for public transportation systems, including extensions thereto, in final design or under construction;

security improvements for stations and other public transportation infrastructure, including stations and other public transportation infrastructure owned by State or local governments; and

other capital security improvements determined appropriate by the Secretary.

security training and associated backfill, including training under section 1137 of this title and training developed by institutions of higher education and by nonprofit employee labor organizations, for public transportation employees, including frontline employees;

live or simulated exercises under section 1136 of this title;

public awareness campaigns for enhanced public transportation security;

canine patrols for chemical, radiological, biological, or explosives detection;

development of security plans under section 1134 of this title;

overtime reimbursement including reimbursement of State, local, and tribal governments, for costs for enhanced security personnel during significant national and international public events;

operational costs, including reimbursement of State, local, and tribal governments for costs for personnel assigned to full-time or part-time security or counterterrorism duties related to public transportation, provided that this expense totals no more than 10 percent of the total grant funds received by a public transportation agency in any 1 year; and

other operational security costs determined appropriate by the Secretary, excluding routine, ongoing personnel costs, other than those set forth in this section.

such sums as are necessary for fiscal year 2007;

$650,000,000 for fiscal year 2008, except that not more than 50 percent of such funds may be used for operational costs under subsection (b)(2);

$750,000,000 for fiscal year 2009, except that not more than 30 percent of such funds may be used for operational costs under subsection (b)(2);

$900,000,000 for fiscal year 2010, except that not more than 20 percent of such funds may be used for operational costs under subsection (b)(2); and

$1,100,000,000 for fiscal year 2011, except that not more than 10 percent of such funds may be used for operational costs under subsection (b)(2).