Definition
A request made by a pilot to Air Traffic Control (ATC) to coordinate an extended ground hold when the aircraft is unable to depart within the required tarmac delay time limits. It is used to communicate that the flight needs to either return to the gate, hold on the taxiway or ramp area, or take other action to comply with tarmac delay regulations.
Plain English
When a flight has been waiting on the ground too long and is getting close to the legal limit for keeping passengers on board, the pilot tells ATC about it so they can work out together what to do next.
Context Anchor
Used in ground-control, tower, or airport-surface communications during long taxi-out, taxi-in, or gate-waiting delays with passengers aboard.
Derivation
‘Tarmac’ originally referred to a tar-and-gravel road surface (short for ‘tarmacadam’). In aviation, it became shorthand for the paved areas where aircraft taxi, park, or wait. A tarmac delay is therefore a delay while sitting on those paved surfaces — not a delay in the air or at the gate.
Why Pilots Care
Pilots and dispatch must manage these requests to comply with passenger protection rules that can result in civil penalties if time limits are exceeded without proper authorization.
Intuition Check
A Tarmac Delay Request is not just a complaint that the flight is running late. It specifically means an aircraft on the ground with passengers aboard needs help reaching a place where passengers can deplane.
Example Sentence 1
After sitting on the taxiway for nearly three hours, the captain made a tarmac delay request to return to the gate before the legal limit was reached.
Example Sentence 2
Dispatch submitted the tarmac delay request to ATC to allow continued boarding while awaiting improved weather conditions.