States Governor of the African Development Bank may subscribe without fiscal year limitation to the callable capital portion of the United States share of such capital stock in an amount not to exceed $507,860,806. Contribution to the african development fund For payment to the African Development Fund by the Secretary of the Treasury, $171,300,000, to remain available until expended. Contribution to the international fund for agricultural development For payment to the International Fund for Agricultural Development by the Secretary of the Treasury, $30,000,000, to remain available until expended, which shall be obligated for payment not later than 45 days after enactment of this Act: Provided , That such funds shall only be available for the first installment of the eleventh replenishment of the International Fund for Agricultural Development and to support a multiyear pledge of not less than $90,000,000. VI Export and investment assistance Export-Import bank of the united states Inspector general For necessary expenses of the Office of Inspector General in carrying out the provisions of the Inspector General Act of 1978, as amended, $5,700,000, of which up to $855,000 may remain available until September 30, 2020. Program account The Export-Import Bank of the United States is authorized to make such expenditures within the limits of funds and borrowing authority available to such corporation, and in accordance with law, and to make such contracts and commitments without regard to fiscal year limitations, as provided by section 9104 of title 31, United States Code, as may be necessary in carrying out the program for the current fiscal year for such corporation: Provided, That none of the funds available during the current fiscal year may be used to make expenditures, contracts, or commitments for the export of nuclear equipment, fuel, or technology to any country, other than a nuclear-weapon state as defined in Article IX of the Treaty on the Non-Proliferation of Nuclear Weapons eligible to receive economic or