Aviation English
Ground Ops

What is Anti-collision lights?

Anti-collision lights High-intensity red or white lights installed on an aircraft and activated before engine start and during all movement to alert others to the presence of the aircraft.

Source: ICAO Doc 9432, FAA PCG

How is “Anti-collision lights” Used in Practice?

Ensure anti-collision lights are switched on before engine start and while moving on the apron.

Certification Exam Relevance

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

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

What is Anti-collision lights?

High-intensity red or white lights installed on an aircraft and activated before engine start and during all movement to alert others to the presence of the aircraft.

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