Airman Certification Standards
ACS AA.I.E
Area I, Task E
Knowledge
Turbine engines, thrust reversing systems, and system malfunctions.
Airplane automation components (e.g., flight director, autopilot), their relationship to each other, and how to manage the automation for flight.
Advanced navigation equipment (e.g., FMS, Required Navigation Performance (RNP), ADS-B, EFB, etc.) and how it is used inflight.
Flightpath warning systems (e.g., Traffic Alert and Collision Avoidance Systems (TCAS), Terrain Awareness and Warning System (TAWS) and how to respond to a warning.
Altitudes and conditions that require the use of oxygen masks.
Causes and recognition of cabin pressure loss. 8
Appropriate rudder use in transport aircraft to avoid rudder reversal.
Crew communications (e.g., sterile flight deck rules, briefings).
Operational control.
Elements associated with operating at complex and high traffic airports with emphasis on runway incursion prevention techniques.
Professional responsibilities associated with being an ATP certificate holder and how to apply leadership skills as pilot-in-command.
Crew resource management (CRM) principles and application in a multi-crew environment.
Use of safety programs to manage risk across an organization (e.g., Threat and error management (TEM), or Aviation Safety Action Program (ASAP)).
Operations specifications.
Risk Management
Turbine engine and thrust reversing system malfunctions.
Managing automation and navigation equipment.
Responding to a flightpath warning system alert.
Loss of cabin pressure.
Crew coordination.
Skill
Apply CRM principles and use in a crew environment, as appropriate.
Retrieved from ecfr.gov on July 17, 2026.