31 CFR § 801.204 - Critical technologies.
The term critical technologies means the following:
(1) Pursuant to multilateral regimes, including for reasons relating to national security, chemical and biological weapons proliferation, nuclear nonproliferation, or missile technology; or
(2) For reasons relating to regional stability or surreptitious listening.
(c) Specially designed and prepared nuclear equipment, parts and components, materials, software, and technology covered by 10 CFR part 810 (relating to assistance to foreign atomic energy activities).
(d) Nuclear facilities, equipment, and material covered by 10 CFR part 110 (relating to export and import of nuclear equipment and material).
(f) Emerging and foundational technologies controlled pursuant to section 1758 of the Export Control Reform Act of 2018.