{"data":{"id":"us/14-cfr-27.679","jurisdiction":"us","citation":"14 CFR 27.679","heading":"Control system locks.","body":"If there is a device to lock the control system with the rotorcraft on the ground or water, there must be means to—\n(a) Give unmistakable warning to the pilot when the lock is engaged; and\n(b) Prevent the lock from engaging in flight.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—AIRCRAFT","PART 27—AIRWORTHINESS STANDARDS: NORMAL CATEGORY ROTORCRAFT","Subpart D—Design and Construction"],"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":"4051aa2077ad044d15538e94ee6113c7d8c7bd93c2158d40126be0c881fefadf","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-27.675","next":"us/14-cfr-27.681"},"notice":"GroundRules: Original legal text. Not legal advice."}