District of Columbia Up to $1,806,600 shall be derived from fees collected from other executive agencies for lease or use of facilities at the International Center in accordance with section 4 of the International Center Act ( Public Law 90–553 ), and, in addition, as authorized by section 5 of such Act, $743,000, to be derived from the reserve authorized by such section, to be used for the purposes set out in that section. Payment to the foreign service retirement and disability fund For payment to the Foreign Service Retirement and Disability Fund, as authorized, $158,900,000. International organizations Contributions to international organizations For necessary expenses, not otherwise provided for, to meet annual obligations of membership in international multilateral organizations, pursuant to treaties ratified pursuant to the advice and consent of the Senate, conventions, or specific Acts of Congress, $1,473,806,000, of which $96,240,000, to remain available until September 30, 2021, 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 the Secretary of State shall notify the Committees on Appropriations at least 15 days in advance (or in an emergency, as far in advance as is practicable) of any United Nations action to increase funding for any United Nations program without identifying an offsetting decrease elsewhere in the United Nations budget: Provided further , That any payment of arrearages under this heading shall be directed to activities that are mutually agreed upon by the United States and the respective international organization and shall be subject to the regular notification procedures of the Committees on Appropriations: Provided further , That none of the funds appropriated under this heading shall be available for a United States contribution to an international organization for the United States share of interest costs made known to