{"data":{"id":"us/14-cfr-33.66","jurisdiction":"us","citation":"14 CFR 33.66","heading":"Bleed air system.","body":"The engine must supply bleed air without adverse effect on the engine, excluding reduced thrust or power output, at all conditions up to the discharge flow conditions established as a limitation under § 33.7(c)(11). If bleed air used for engine anti-icing can be controlled, provision must be made for a means to indicate the functioning of the engine ice protection system.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—AIRCRAFT","PART 33—AIRWORTHINESS STANDARDS: AIRCRAFT ENGINES","Subpart E—Design and Construction; Turbine Aircraft Engines"],"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":"157484d7af8cb5ea645e0266164232bdb17882496727829f81255461985e3116","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-33.65","next":"us/14-cfr-33.67"},"notice":"GroundRules: Original legal text. Not legal advice."}