{"data":{"id":"us/14-cfr-63.53","jurisdiction":"us","citation":"14 CFR 63.53","heading":"Knowledge requirements.","body":"(a) An applicant for a flight navigator certificate must pass a written test on—\n(1) The regulations of this chapter that apply to the duties of a flight navigator;\n(2) The fundamentals of flight navigation, including flight planning and cruise control;\n(3) Practical meteorology, including analysis of weather maps, weather reports, and weather forecasts; and weather sequence abbreviations, symbols, and nomenclature;\n(4) The types of air navigation facilities and procedures in general use;\n(5) Calibrating and using air navigation instruments;\n(6) Navigation by dead reckoning;\n(7) Navigation by celestial means;\n(8) Navigation by radio aids;\n(9) Pilotage and map reading; and\n(10) Interpretation of navigation aid identification signals.\n(b) A report of the test is mailed to the applicant. Except as provided in paragraph (c) of this section, a passing grade is evidence, for a period of 24 calendar months after the test, that the applicant has complied with this section.\n(c) An applicant is eligible to take a practical test for a flight navigator certificate under this part with an expired written test report in accordance with § 61.40 of this chapter.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER D—AIRMEN","PART 63—CERTIFICATION: FLIGHT CREWMEMBERS OTHER THAN PILOTS","Subpart C—Flight Navigators"],"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":"0f214254523ce75eaff22dfdabf41d4e167d1fd6ee79f4460aaa047e3423bf8e","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-63.51","next":"us/14-cfr-63.55"},"notice":"GroundRules: Original legal text. Not legal advice."}