ATC Light Signals

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ATC Light Signals

In Surface Operations

flashing white

Return to starting point on aerodrome

Taxi clear of runway in use

steady red

Stop

Cleared to taxi.

Cleared for takeoff.

In Flight

red and green

Exercise extreme caution.

flashing white

Not applicable.

flashing red

Aerodrome unsafe – do not land.

steady red

Give way to other aircraft and continue circling.

flashing green

Return to aerodrome

steady green

Cleared for landing