{"data":{"id":"us/10-cfr-830.207","jurisdiction":"us","citation":"10 CFR 830.207","heading":"DOE approval of safety basis.","body":"(a) With respect to a new Hazard Category 1, 2, or 3 DOE nuclear facility or a major modification to an existing Hazard Category 1, 2, or 3 DOE nuclear facility, a contractor may not begin operation of the facility or modification prior to the issuance of a safety evaluation report in which DOE approves the safety basis for the facility or modification.\n(b) Pending issuance of a safety evaluation report in which DOE approves an updated or amended safety basis for an existing Hazard Category 1, 2, or 3 DOE nuclear facility, the contractor responsible for the facility must continue to perform work in accordance with the DOE-approved safety basis for the facility and maintain the existing safety basis consistent with the requirements of this Subpart.","path":["Title 10—Energy","CHAPTER III—DEPARTMENT OF ENERGY","PART 830—NUCLEAR SAFETY MANAGEMENT","Subpart B—Safety Basis Requirements"],"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":"5092f960aa322257dc941ee1c65f4330971ac7c3b09dd181142977c8acb35966","source_id":"us-cfr","stale":true,"prev":"us/10-cfr-830.206","next":"us/10-cfr-appendix-a-to-subpart-b-to-part-830"},"notice":"GroundRules: Original legal text. Not legal advice."}