{"data":{"id":"us/15-cfr-231.118","jurisdiction":"us","citation":"15 CFR 231.118","heading":"Semiconductors critical to national security.","body":"Semiconductors critical to national security means:\n(a) Semiconductors utilizing nanomaterials, including 1D and 2D carbon allotropes such as graphene and carbon nanotubes;\n(b) Compound and wide- and ultra-wide bandgap semiconductors;\n(c) Radiation-hardened by process (RHBP) semiconductors;\n(d) Fully depleted silicon on insulator (FD-SOI) semiconductors, other than with regard to semiconductor packaging operations with respect to such semiconductors of a 28-nonometerer generation or older;\n(e) Silicon photonic semiconductors;\n(f) Semiconductors designed for quantum information systems;\n(g) Semiconductors designed for operation in cryogenic environments (at or below 77 Kelvin); and\n(h) Any other semiconductors that the Secretary, in consultation with the Secretary of Defense and the Director of National Intelligence, determines is critical to national security and issues a public notice of that determination.","path":["Title 15—Commerce and Foreign Trade","Subtitle B—Regulations Relating to Commerce and Foreign Trade","CHAPTER II—NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY, DEPARTMENT OF COMMERCE","SUBCHAPTER C—CHIPS PROGRAM","PART 231—CLAWBACKS OF CHIPS FUNDING","Subpart A—Definitions"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-15.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:24Z","sha256":"9ae680d3a60e89e340bd22f9060148b3bf5f3e131f50688d24635297d923bad5","source_id":"us-cfr","stale":true,"prev":"us/15-cfr-231.117","next":"us/15-cfr-231.119"},"notice":"GroundRules: Original legal text. Not legal advice."}