Investment Fund, as authorized, $139,500,000, to remain available until expended. Office of inspector general For necessary expenses of the Office of Inspector General, $90,829,000, of which $13,624,350 may remain available until September 30, 2021: Provided , That funds appropriated under this heading are made available notwithstanding section 209(a)(1) of the Foreign Service Act of 1980 ( 22 U.S.C. 3929(a)(1) ), as it relates to post inspections. In addition, for the Special Inspector General for Afghanistan Reconstruction (SIGAR), $54,900,000, to remain available until September 30, 2021, which is designated by the Congress for Overseas Contingency Operations/Global War on Terrorism pursuant to section 251(b)(2)(A)(ii) of the Balanced Budget and Emergency Deficit Control Act of 1985: Provided , That funds appropriated under this heading that are made available for the printing and reproduction costs of SIGAR shall not exceed amounts for such costs during fiscal year 2019. Educational and cultural exchange programs For necessary expenses of educational and cultural exchange programs, as authorized, $735,700,000, to remain available until expended, of which not less than $272,000,000 shall be for the Fulbright Program and not less than $111,860,000 shall be for Citizen Exchange Program: Provided, That fees or other payments received from, or in connection with, English teaching, educational advising and counseling programs, and exchange visitor programs as authorized may be credited to this account, to remain available until expended: Provided further , That a portion of the Fulbright awards from the Eurasia and Central Asia regions shall be designated as Edmund S. Muskie Fellowships, following consultation with the Committees on Appropriations: Provided further , That funds appropriated under this heading that are made available for the Benjamin Gilman International Scholarships Program shall also be made available for the John S. McCain Scholars Program, pursuant to section 7075 of the Department of State,