as defined by regulations prescribed by the Committee. (6) Critical infrastructure The term critical infrastructure means, subject to regulations prescribed by the Committee, systems and assets, whether physical or virtual, so vital to the United States that the incapacity or destruction of such systems or assets would have a debilitating impact on national security. (7) Critical materials The term critical materials means physical materials essential to national security, subject to regulations prescribed by the Committee. (8) Critical technologies (A) In general The term critical technologies means technology, components, or technology items that are essential or could be essential to national security, identified for purposes of this section pursuant to regulations prescribed by the Committee. (B) Inclusion of certain items The term critical technologies includes the following: (i) Defense articles or defense services included on the United States Munitions List set forth in the International Traffic in Arms Regulations under subchapter M of chapter I of title 22, Code of Federal Regulations. (ii) Items included on the Commerce Control List set forth in Supplement No. 1 to part 774 of the Export Administration Regulations under subchapter C of chapter VII of title 15, Code of Federal Regulations, and controlled— (I) pursuant to multilateral regimes, including for reasons relating to national security, chemical and biological weapons proliferation, nuclear nonproliferation, or missile technology