{"data":{"id":"us/14-cfr-65.47","jurisdiction":"us","citation":"14 CFR 65.47","heading":"Maximum hours.","body":"Except in an emergency, a certificated air traffic control tower operator must be relieved of all duties for at least 24 consecutive hours at least once during each 7 consecutive days. Such an operator may not serve or be required to serve—\n(a) For more than 10 consecutive hours; or\n(b) For more than 10 hours during a period of 24 consecutive hours, unless he has had a rest period of at least 8 hours at or before the end of the 10 hours of duty.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER D—AIRMEN","PART 65—CERTIFICATION: AIRMEN OTHER THAN FLIGHT CREWMEMBERS","Subpart B—Air Traffic Control Tower Operators"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-14.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:20Z","sha256":"e95a23b4a648d100f76b61cf48abd7ab448f801946058e830f9a1f70a9a53a0c","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-65.46-65.46b","next":"us/14-cfr-65.49"},"notice":"GroundRules: Original legal text. Not legal advice."}