{"data":{"id":"us/14-cfr-171.301","jurisdiction":"us","citation":"14 CFR 171.301","heading":"Scope.","body":"This subpart sets forth minimum requirements for the approval, installation, operation and maintenance of non-Federal Microwave Landing System (MLS) facilities that provide the basis for instrument flight rules (IFR) and air traffic control procedures.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER J—NAVIGATIONAL FACILITIES","PART 171—NON-FEDERAL NAVIGATION FACILITIES","Subpart J—Microwave Landing System (MLS)"],"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":"1f49da8350e0b6caf05602550886eb3f56b1c855f01363984288b3a2c2a08f54","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-171.275","next":"us/14-cfr-171.303"},"notice":"GroundRules: Original legal text. Not legal advice."}