Airman Certification Standards
ACS AI.II.I
Technical Subject AreasFlight Instructor for Airplane Category ACS (FAA-S-ACS-25) - Task I
Knowledge
Route planning, including consideration of different classes and special use airspace (SUA) and selection of appropriate and available navigation/communication systems and facilities.
Altitude selection accounting for terrain and obstacles, glide distance of airplane, visual flight rules (VFR) cruising altitudes, and effect of wind.
Plotting a course.
Power setting selection.
Calculating:
a. Time, climb and descent rates, course, distance, heading, true airspeed, and groundspeed
b. Estimated time of arrival, including conversion to universal coordinated time (UTC)
c. Fuel requirements, including reserve
Elements of a VFR flight plan.
Correlate weather information to make a go/no-go decision.
Procedures for activating and closing a VFR flight plan. 16
Magnetic compass errors.
Pilotage and dead reckoning.
Planned calculations versus actual results and required corrections.
Diversion and lost procedures.
Inflight intercept procedures.
Use of an electronic flight bag (EFB), if used.
Chart symbols.
Risk Management
Environment (e.g., weather, airports, airspace, terrain, obstacles).
External pressures.
Limitations of air traffic control (ATC) services.
Fuel planning.
Skill
Prepare, present, and explain a cross-country flight plan assigned by the evaluator, including a risk analysis to the first fuel stop.
Apply pertinent information from appropriate and current aeronautical charts, Chart Supplements; Notices to Air Missions (NOTAMs) relative to airport, runway and taxiway closures; and other flight publications.
Create a navigation plan and simulate filing a VFR flight plan.
Recalculate fuel reserves based on a scenario provided by the evaluator.
Retrieved from ecfr.gov on July 17, 2026.