{"data":{"id":"us/49-cfr-831.2","jurisdiction":"us","citation":"49 CFR 831.2","heading":"Responsibility of the NTSB.","body":"The NTSB is required to investigate—\n(a) Aviation accidents as described in subpart B of this part;\n(b) Highway accidents as described in subpart C of this part;\n(c) Railroad, pipeline, and hazardous materials accidents as described in subpart D of this part; and\n(d) Any accident that occurs in connection with the transportation of people or property that, in the judgment of the NTSB, is catastrophic, involves problems of a recurring nature or would otherwise carry out the intent of its authorizing statutes. This authority includes selected events involving the transportation of hazardous materials, including their release.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER VIII—NATIONAL TRANSPORTATION SAFETY BOARD","PART 831—INVESTIGATION PROCEDURES","Subpart A—General"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"101d2913028acbea5164333785b8a579d33861dedd9b546a9b78b85614683d97","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-831.1","next":"us/49-cfr-831.3"},"notice":"GroundRules: Original legal text. Not legal advice."}