; and (2) not later than 45 days after the submission of the certification under paragraph (1), the Comptroller General of the United States submits a written, unclassified report to the appropriate committees of Congress assessing the responsiveness, completeness, and accuracy of such certification. (e) Classified briefing If the Secretary of State and the Secretary of Defense determine that Ansar Allah has engaged in any of the actions described in subsection (d)(1)(C), the Secretaries shall provide a classified briefing to the appropriate committees of Congress not later than 10 days after submitting the certification under subsection (d)(1) to provide details to support such determination. 106. Prohibition on in-flight refueling of Saudi coalition aircraft operating in Yemen No Federal funds may be obligated or expended under section 2342 of title 10, United States Code, or under any other applicable statutory authority, to provide in-flight refueling of Saudi or Saudi-led coalition non-United States aircraft conducting missions as part of the ongoing civil war in Yemen. 107. Imposition of sanctions with respect to persons hindering humanitarian access and threatening the peace or stability of Yemen (a) Sense of Congress It is the sense of Congress that the President should continue to implement Executive Order 13611 (77 Fed. Reg. 29533), relating to blocking property of persons threatening the peace, security, or stability of Yemen. (b) Sanctions Not later than 60 days after the date of the enactment of this Act, the President shall impose the sanctions described in subsection (c) with respect to each person that the President determines— (1) (A) is knowingly blocking access to Yemeni ports, ports of entry, or other facilities used by the United Nations, its specialized agencies and implementing partners, national and international nongovernmental organizations, or any other actors engaged in humanitarian relief activities in Yemen