Section 65.55 - [Effective until 12/1/2024] Knowledge requirements(a) A person who applies for an aircraft dispatcher certificate must pass a knowledge test on the following aeronautical knowledge areas: (1) Applicable Federal Aviation Regulations of this chapter that relate to airline transport pilot privileges, limitations, and flight operations;(2) Meteorology, including knowledge of and effects of fronts, frontal characteristics, cloud formations, icing, and upper-air data;(3) General system of weather and NOTAM collection, dissemination, interpretation, and use;(4) Interpretation and use of weather charts, maps, forecasts, sequence reports, abbreviations, and symbols;(5) National Weather Service functions as they pertain to operations in the National Airspace System;(6) Windshear and microburst awareness, identification, and avoidance;(7) Principles of air navigation under instrument meteorological conditions in the National Airspace System;(8) Air traffic control procedures and pilot responsibilities as they relate to enroute operations, terminal area and radar operations, and instrument departure and approach procedures;(9) Aircraft loading, weight and balance, use of charts, graphs, tables, formulas, and computations, and their effect on aircraft performance;(10) Aerodynamics relating to an aircraft's flight characteristics and performance in normal and abnormal flight regimes;(12) Aeronautical decision making and judgment; and(13) Crew resource management, including crew communication and coordination.(b) The applicant must present documentary evidence satisfactory to the administrator of having passed an aircraft dispatcher knowledge test within the preceding 24 calendar months.