; and (2) cross designation should be available for personnel who will assist more than one agency or department of the United States at land ports of entry to facilitate and expedite the flow of increased legitimate trade and commerce. 2108. Authorization of appropriations In addition to any amounts otherwise authorized to be appropriated for such purpose, there is authorized to be appropriated $1,250,000,000 for each of fiscal years 2018 through 2022 to carry out this title, of which— (1) $2,000,000 shall be used by the Secretary for hiring additional Uniform Management Center support personnel, purchasing uniforms for CBP officers and agents, acquiring additional motor vehicles to support vehicle mounted surveillance systems, hiring additional motor vehicle program support personnel, and for contract support for customer service, vendor management, and operations management; and (2) $250,000,000 per year shall be used to implement the biometric exit data system described in section 416 of the Homeland Security Act of 2002, as added by section 2106 of this division. 2109. Definition In this title, the term Secretary means the Secretary of Homeland Security. III Visa Security and Integrity 3101. Visa security (a) Visa security units at high-Risk posts Paragraph (1) of section 428(e) of the Homeland Security Act of 2002 ( 6 U.S.C. 236(e) ) is amended— (1) by striking The Secretary and inserting the following: (A) Authorization Subject to the minimum number specified in subparagraph (B), the Secretary