{"data":{"id":"us/14-cfr-147.19","jurisdiction":"us","citation":"14 CFR 147.19","heading":"Instructor requirements.","body":"Each certificated aviation maintenance technician school must:\n(a) Provide qualified instructors to teach in a manner that ensures positive educational outcomes are achieved;\n(b) Ensure instructors either—\n(1) Hold a mechanic certificate with one or more appropriate ratings; or\n(2) If they do not hold a mechanic certificate, are otherwise specifically qualified to teach their assigned content; and\n(c) Ensure the student-to-instructor ratio does not exceed 25:1 for any shop class.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER H—SCHOOLS AND OTHER CERTIFICATED AGENCIES","PART 147—AVIATION MAINTENANCE TECHNICIAN SCHOOLS","Subpart B—Certification and Operating Requirements"],"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":"3e17cc9a7c6be46ae3aa8b63dce793450343c3b48a7ae8b0234344a08ba89196","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-147.17","next":"us/14-cfr-147.21"},"notice":"GroundRules: Original legal text. Not legal advice."}