PilotMumbai Ground, VT-ABC, runway vacated, request taxi to stand.
8. Emergency calls
Say MAYDAY three times for distress and PAN PAN three times for urgency, then state call sign, nature, intentions, position, level and persons on board.
PilotMAYDAY MAYDAY MAYDAY, Delhi Control, VT-ABC, engine failure, descending flight level 200, intend to land Jaipur, 120 persons on board.
Standard words and phrases
Roger
I have received all of your last transmission.
Wilco
I understand your message and will comply.
Affirm
Yes.
Negative
No, or that is not correct.
Say again
Repeat all or part of your last message.
Standby
Wait and I will call you.
Readback
Repeat the message back to me.
Correction
An error was made; the correct version follows.
Numbers and the phonetic alphabet
Say digits individually: 0 ZE-RO, 1 WUN, 2 TOO, 3 TREE, 4 FOW-er, 5 FIFE, 6 SIX, 7 SEV-en, 8 AIT, 9 NIN-er. A decimal point is DAY-SEE-MAL and 1000 is TOU-SAND. Flight levels are spoken digit by digit, so FL 350 is “flight level three five zero”.