{"data":{"id":"us/14-cfr-23.2120","jurisdiction":"us","citation":"14 CFR 23.2120","heading":"Climb requirements.","body":"The design must comply with the following minimum climb performance out of ground effect:\n(a) With all engines operating and in the initial climb configuration(s)—\n(1) For levels 1 and 2 low-speed airplanes, a climb gradient of 8.3 percent for landplanes and 6.7 percent for seaplanes and amphibians; and\n(2) For levels 1 and 2 high-speed airplanes, all level 3 airplanes, and level 4 single-engines a climb gradient after takeoff of 4 percent.\n(b) After a critical loss of thrust on multiengine airplanes—\n(1) For levels 1 and 2 low-speed airplanes that do not meet single-engine crashworthiness requirements, a climb gradient of 1.5 percent at a pressure altitude of 5,000 feet (1,524 meters) in the cruise configuration(s);\n(2) For levels 1 and 2 high-speed airplanes, and level 3 low-speed airplanes, a 1 percent climb gradient at 400 feet (122 meters) above the takeoff surface with the landing gear retracted and flaps in the takeoff configuration(s); and\n(3) For level 3 high-speed airplanes and all level 4 airplanes, a 2 percent climb gradient at 400 feet (122 meters) above the takeoff surface with the landing gear retracted and flaps in the approach configuration(s).\n(c) For a balked landing, a climb gradient of 3 percent without creating undue pilot workload with the landing gear extended and flaps in the landing configuration(s).","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—AIRCRAFT","PART 23—AIRWORTHINESS STANDARDS: NORMAL CATEGORY AIRPLANES","Subpart B—Flight"],"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":"a9315a9fdb819d1b6f3c57aefa4959a1be3deae0645f64a01137feacba1fb4c7","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-23.2115","next":"us/14-cfr-23.2125"},"notice":"GroundRules: Original legal text. Not legal advice."}