; and (B) not to exceed $15,000, which shall be derived from reimbursements, surcharges, and fees for use of Blair House facilities. (2) Funds appropriated or otherwise made available by this Act under the heading Diplomatic Programs are available for acquisition by exchange or purchase of passenger motor vehicles as authorized by law and, pursuant to section 1108(g) of title 31, United States Code, for the field examination of programs and activities in the United States funded from any account contained in title I of this Act. (3) Of the funds appropriated under the heading Diplomatic Programs in this Act and prior Acts making appropriations for the Department of State, foreign operations, and related programs, $2,000,000 shall be made available to carry out section 9803 of the Department of State Authorization Act of 2022 (division I of Public Law 117–263 ). (4) Consistent with section 204 of the Admiral James W. Nance and Meg Donovan Foreign Relations Authorization Act, Fiscal Years 2000 and 2001 ( 22 U.S.C. 2452b ), up to $25,000,000 of the amounts made available under the heading Diplomatic Programs in this Act may be obligated and expended for United States participation in international fairs and expositions abroad, including for construction and operation of a United States pavilion at Expo 2025. (5) Of the funds appropriated by this Act under the heading Diplomatic Programs , not less than $500,000 shall be made available for additional personnel for the Bureau of Legislative Affairs, Department of State. (e) Limitations (1) None of the funds appropriated by this Act under the heading Diplomatic Programs may be made available to carry out the functions of the Global Engagement Center established pursuant to section 1287 of the National Defense Authorization Act for Fiscal Year 2017 ( 22 U.S.C. 2656 note) unless prior to the initial obligation of such funds— (A) the Secretary of State certifies and reports to the appropriate congressional committees that— (i) no funds will be used for purposes other than