shall be for assistance for Israel and for related expenses: Provided further, That to the extent that the Government of Israel requests that funds be used for such purposes, grants made available for Israel under this heading in this Act shall, as agreed by the United States and Israel, be available for advanced weapons systems, of which up to $769,300,000 may be available for the procurement in Israel of defense articles and defense services: Provided further, That the limitation in the preceding proviso may be exceeded, if agreed by the United States and Israel, following consultation with the Committees on Appropriations: Provided further, That any congressional notification requirement applicable to funds made available under this heading in this Act for Israel may be waived if the Secretary of State determines that to do so is in the national security interest of the United States: Provided further, That of the total amount provided under this heading in this Act, $2,000,000,000 shall be for assistance for the Indo-Pacific region and for related expenses: Provided further, That of the total amount provided under this heading in this Act, $1,600,000,000 shall be for assistance for Ukraine and countries impacted by the situation in Ukraine and for related expenses: Provided further, That amounts made available under this heading in this Act and unobligated balances of amounts made available under this heading in Acts making appropriations for the Department of State, foreign operations, and related programs for fiscal year 2024 and prior fiscal years shall be available for the cost of loans and loan guarantees as authorized by section 2606 of the Ukraine Supplemental Appropriations Act, 2022 (division N of Public Law 117–103 ), subject to the terms and conditions provided in such section, or as otherwise authorized by law: Provided further, That loan guarantees made using amounts described in the preceding proviso for loans financed by the Federal Financing Bank may be provided notwithstanding any provision