; semiannual requirement Whenever United States Armed Forces are introduced into hostilities or into any other situation described in subsection (b), the President shall, so long as such Armed Forces continue to be engaged in such hostilities or situation, report to Congress periodically on the status of such hostilities or situation as well as on the scope and duration of such hostilities or situation, but in no event shall the President report to Congress less often than once every six months. 3. Waiver for existing or imminent military threat to Israel Section 38 of the Arms Export Control Act ( 22 U.S.C. 2778 ) is amended by adding at the end the following: (l) Waiver for existing or imminent military threat to Israel (1) In general Upon receiving information that Israel is under an existing or imminent threat of military attack, the President may waive the requirements of this Act and direct the immediate transfer to Israel of such defense articles or services the President determines to be necessary to assist Israel in its defense against such threat. Amounts obligated or expended to carry out this paragraph shall not be subject to any limitation in law, or provision of any bilateral agreement, relating to the amount of United States assistance authorized to be made available to Israel. (2) Notification required As soon as practicable after a transfer of defense articles or services pursuant to the authority provided by paragraph (1), the President shall provide a notification in writing to Congress of the details of such transfer, consistent with the requirements of section 36 of this Act. .