Aviation English
Advanced ATC

What is Electronic Flight Bag Class Three?

Electronic Flight Bag Class Three A permanently installed EFB system fully integrated with aircraft power and data, certified as part of aircraft avionics (FAA AC 120-76D, EASA AMC 20-25).

Source: ICAO Doc 9432, FAA PCG

How is “Electronic Flight Bag Class Three” Used in Practice?

The Electronic Flight Bag Class Three is integrated into the avionics and provides live data updates during flight.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

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Frequently Asked Questions

What is Electronic Flight Bag Class Three?

A permanently installed EFB system fully integrated with aircraft power and data, certified as part of aircraft avionics (FAA AC 120-76D, EASA AMC 20-25).

Where can I learn this term for free?

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