{"data":{"id":"us/10-cfr-26.407","jurisdiction":"us","citation":"10 CFR 26.407","heading":"Behavioral observation.","body":"While the individuals specified in § 26.4(f) are constructing or directing the construction of safety- or security-related SSCs, licensees and other entities shall ensure that these individuals are subject to behavioral observation, except if the licensee or other entity has implemented a fitness monitoring program under § 26.406.","path":["Title 10—Energy","CHAPTER I—NUCLEAR REGULATORY COMMISSION","PART 26—FITNESS FOR DUTY PROGRAMS","Subpart K—FFD Program for Construction"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-10.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:09Z","sha256":"bd19fcef6b60222757b72a4c4a1e743b56fac1c3c8d1f73cd23d88fc191500b8","source_id":"us-cfr","stale":true,"prev":"us/10-cfr-26.406","next":"us/10-cfr-26.409"},"notice":"GroundRules: Original legal text. Not legal advice."}