Scheduled maintenance, late release. aog spares, to be carried to another station. stand- by aircraft, lack of planned stand- by aircraft for technical reasons. scheduled cabin configuration/ version adjustments. spares and maintenance equipment, lack of or breakdown. 22 ( cp) : late positioning 23 ( cc) : late acceptance 24 ( ci) : inadequate packing 25 ( co) : oversales, booking errors. location identifiers airlines and crss may request the assignment of a unique threeletter code to identify a location like an airport. aircraft change, for technical reasons. lack of and / or breakdown; lack of operating staff lack of and / or breakdown; lack of operating staff late completion of aircraft cleaning late delivery of fuel; excludes late request late and / or incomplete delivery; late loading lack of and / or unserviceable uld' s or pallets lack and / or breakdown; lack of operating staff; includes gpu, a. standard iata delay codes ( ahmoa) 09 ( sg) others airline internal codes no gate/ stand availability due to own airline activity scheduled ground time less than declared minimum ground time passenger and baggage 11 ( pd) 12 ( pl) 13 ( pe) 14 iata delay codes pdf ( po) 15 ( ph) 16 ( ps) 17 ( pc) 18 ( pb) means any or all of the following: delay, cancellation, in- flight turn- back, diversion and taking into account all chargeability codes defined by the iata, covering the aircraft chargeable events, not aircraft chargeable due to maintenance, logistics, operations, or other external reasons. requirements are explained in the baggage tag issuer codes ( btic) requirements document ( pdf).