A.T.C. Billing.

Information entered in ICAO format and UTC and consists of the following information: -

• Aircraft Registration.
• Point of Entry into Air Space.
• Point of Departure of Air Space.
• Airport Point of Departure and/or Landing.
• Times at the Different Points of Entry or Departure.

Aircraft registration is entered so that the aircraft type and weight can be used in the calculation of the fee.

Airport of origin/destination or point of entry and exit are used in the calculation of the fee.

Times are entered if entry and exit time in the FIR forms part of the billing calculation.