0 Airline internal codes Other Pre-flight preparation AIRLINES
1 Airline internal codes Other Pre-flight preparation AIRLINES
2 Airline internal codes Other Pre-flight preparation AIRLINES
3 Airline internal codes Other Pre-flight preparation AIRLINES
4 Airline internal codes Other Pre-flight preparation AIRLINES
5 Airline internal codes Other Pre-flight preparation AIRLINES
9 (SG) Scheduled ground time less than declared minimum ground time Other Pre-flight preparation AIRLINES
11 (PD) Late check-in (acceptance after deadline) Passenger and Baggage Pre-flight preparation AIRLINES
12 (PL) Late check-in (congestion in check-in area) Passenger and Baggage Airport & ATC Departure HANDLING
13 (PE) Check-in error Passenger and Baggage Airport & ATC Departure HANDLING
14 (PO) Oversales, booking errors Passenger and Baggage Pre-flight preparation AIRLINES
15 (PH) Boarding (missing checked-in passenger… ) Passenger and Baggage Pre-flight preparation AIRLINES
16 (PS) Commercial publicity / Passenger convenience (VIP, press… ) Passenger and Baggage Pre-flight preparation AIRLINES
17 (PC) Catering order (late or incorrect order given to supplier) Passenger and Baggage Pre-flight preparation AIRLINES
18 (PB) Baggage processing Passenger and Baggage Airport & ATC Departure HANDLING
21 (CD) Documentation Cargo and Mail Airport & ATC Departure HANDLING
22 (CP) Late positionning (Cargo) Cargo and Mail Airport & ATC Departure HANDLING
23 (CC) Late acceptance Cargo and Mail Pre-flight preparation AIRLINES
24 (CI) Inadequate packing Cargo and Mail Airport & ATC Departure HANDLING
25 (CO) Oversales Cargo and Mail Pre-flight preparation AIRLINES
26 (CU) Late preparation in warehouse Cargo and Mail Airport & ATC Departure HANDLING
27 (CE) Documentation, packing… (Mail only) Cargo and Mail Airport & ATC Departure HANDLING
28 (CL) Late positionning (Mail only) Cargo and Mail Airport & ATC Departure HANDLING
29 (CA) Late acceptance (Mail only) Cargo and Mail Pre-flight preparation AIRLINES
31 (GD) Aircraft documentation late / inaccurate (weight and balance… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
32 (GL) Loading / unloading (lack of staff… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
33 (GE) Loading / equipment (lack of staff… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
34 (GS) Servicing equipment (lack of staff… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
35 (GC) Aircraft cleaning Aircraft and Ramp Handling Airport & ATC Departure HANDLING
36 (GF) Fuelling / defuelling Aircraft and Ramp Handling Pre-flight preparation HANDLING
37 (GB) Catering Aircraft and Ramp Handling Pre-flight preparation HANDLING
38 (GU) Uld (lack of serviceability) Aircraft and Ramp Handling Pre-flight preparation AIRLINES
39 (GT) Technical Equipment (lack of staff, pushback… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
41 (TD) Aircraft defects Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
42 (TM) Scheduled maintenance Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
43 (TN) Non-scheduled maintenance Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
44 (TS) Spares and maintenance equipment Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
45 (TA) AOG spares Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
46 (TC) Aircraft change for technical reasons Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
47 (TL) Stand-by aircraft Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
48 (TV) Scheduled cabin configuration / version adjustments Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
51 (DF) Damage during flight operations (bird, turbulence… ) Damage to Aircraft/Automated Equipment Failure Maintenance/Equipment failure AIRLINES
52 (DG) Damage during ground operations Damage to Aircraft/Automated Equipment Failure Airport & ATC Departure HANDLING
55 (ED) Departure control Damage to Aircraft/Automated Equipment Failure Airport & ATC Departure AIRLINES
56 (EC) Cargo preparation / documentation Damage to Aircraft/Automated Equipment Failure Airport & ATC Departure HANDLING
57 (EF) Flight plans Damage to Aircraft/Automated Equipment Failure Pre-flight preparation AIRLINES
61 (FP) Flight plan Flight Operation and Crewing Pre-flight preparation AIRLINES
62 (FF) Operational requirements (fuel, load alteration) Flight Operation and Crewing Pre-flight preparation AIRLINES
63 (FT) Late crew boarding or departure procedures Flight Operation and Crewing Pre-flight preparation AIRLINES
64 (FS) Flight deck crew shortage Flight Operation and Crewing Pre-flight preparation AIRLINES
65 (FR) Flight deck crew special request Flight Operation and Crewing Pre-flight preparation AIRLINES
66 (FL) Late cabin crew boarding or departure procedures Flight Operation and Crewing Pre-flight preparation AIRLINES
67 (FC) Cabin crew shortage Flight Operation and Crewing Pre-flight preparation AIRLINES
68 (FA) Cabin crew error or special request Flight Operation and Crewing Pre-flight preparation AIRLINES
69 (FB) Captain request for security check (extraordinary) Flight Operation and Crewing Pre-flight preparation AIRLINES
71 (WO) Departure station Weather Airport & ATC Departure WEATHER
72 (WT) Destination station Weather WEATHER WEATHER
73 (WR) En-route or alternate Weather WEATHER WEATHER
75 (WI) De-icing of aircraft Weather WEATHER WEATHER
76 (WS) Removal of snow, ice, water and sand from airport Weather WEATHER WEATHER
77 (WG) Ground handling impaired by adverse weather conditions Weather WEATHER WEATHER
81 (AT) ATFM due to ATC en-route Demand / Capacity ATFM restrictions ATC ATC
82 (AX) ATFM due to ATC Staff / Equipment en-route ATFM restrictions ATC ATC
83 (AE) ATFM due to Restriction at Destination Airport ATFM restrictions ATC ATC
84 (AW) ATFM due to Weather at Destination ATFM restrictions ATC ATC
85 (AS) Mandatory Security ATFM restrictions Airport & ATC Departure AIRPORT
86 (AG) Immigration, Customs, Health ATFM restrictions Airport & ATC Departure AIRPORT
87 (AF) Airport Facilities ATFM restrictions Airport & ATC Departure AIRPORT
88 (AD) Restrictions at airport of destination ATFM restrictions Airport & ATC Departure OTHER
89 (AM) Restrictions at airport of departure (with or without ATFM) ATFM restrictions Airport & ATC Departure AIRPORT
91 (RL) Load connection (awaiting load from another flight) Reactionary Reactionary AIRLINES
92 (RT) Through check-in error (passenger and baggage) Reactionary Reactionary AIRLINES
93 (RA) Aircraft rotation (late arrival of aircraft) Reactionary Reactionary AIRLINES
94 (RS) Cabin crew rotation (awaiting cabin crew from another flight) Reactionary Reactionary AIRLINES
95 (RC) Crew rotation (awaiting crew from another flight) Reactionary Reactionary AIRLINES
96 (RO) Operations control (aircraft change not for technical reasons… ) Reactionary Reactionary AIRLINES
97 (MI) Industrial action with own airline Reactionary Reactionary AIRLINES
98 (MO) Industrial action outside own airline (excluding ATS) Reactionary Airport & ATC Departure OTHER
99 (MX) Other reason (not matching any code above) Reactionary OTHER OTHER
1 Airline internal codes Other Pre-flight preparation AIRLINES
2 Airline internal codes Other Pre-flight preparation AIRLINES
3 Airline internal codes Other Pre-flight preparation AIRLINES
4 Airline internal codes Other Pre-flight preparation AIRLINES
5 Airline internal codes Other Pre-flight preparation AIRLINES
9 (SG) Scheduled ground time less than declared minimum ground time Other Pre-flight preparation AIRLINES
11 (PD) Late check-in (acceptance after deadline) Passenger and Baggage Pre-flight preparation AIRLINES
12 (PL) Late check-in (congestion in check-in area) Passenger and Baggage Airport & ATC Departure HANDLING
13 (PE) Check-in error Passenger and Baggage Airport & ATC Departure HANDLING
14 (PO) Oversales, booking errors Passenger and Baggage Pre-flight preparation AIRLINES
15 (PH) Boarding (missing checked-in passenger… ) Passenger and Baggage Pre-flight preparation AIRLINES
16 (PS) Commercial publicity / Passenger convenience (VIP, press… ) Passenger and Baggage Pre-flight preparation AIRLINES
17 (PC) Catering order (late or incorrect order given to supplier) Passenger and Baggage Pre-flight preparation AIRLINES
18 (PB) Baggage processing Passenger and Baggage Airport & ATC Departure HANDLING
21 (CD) Documentation Cargo and Mail Airport & ATC Departure HANDLING
22 (CP) Late positionning (Cargo) Cargo and Mail Airport & ATC Departure HANDLING
23 (CC) Late acceptance Cargo and Mail Pre-flight preparation AIRLINES
24 (CI) Inadequate packing Cargo and Mail Airport & ATC Departure HANDLING
25 (CO) Oversales Cargo and Mail Pre-flight preparation AIRLINES
26 (CU) Late preparation in warehouse Cargo and Mail Airport & ATC Departure HANDLING
27 (CE) Documentation, packing… (Mail only) Cargo and Mail Airport & ATC Departure HANDLING
28 (CL) Late positionning (Mail only) Cargo and Mail Airport & ATC Departure HANDLING
29 (CA) Late acceptance (Mail only) Cargo and Mail Pre-flight preparation AIRLINES
31 (GD) Aircraft documentation late / inaccurate (weight and balance… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
32 (GL) Loading / unloading (lack of staff… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
33 (GE) Loading / equipment (lack of staff… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
34 (GS) Servicing equipment (lack of staff… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
35 (GC) Aircraft cleaning Aircraft and Ramp Handling Airport & ATC Departure HANDLING
36 (GF) Fuelling / defuelling Aircraft and Ramp Handling Pre-flight preparation HANDLING
37 (GB) Catering Aircraft and Ramp Handling Pre-flight preparation HANDLING
38 (GU) Uld (lack of serviceability) Aircraft and Ramp Handling Pre-flight preparation AIRLINES
39 (GT) Technical Equipment (lack of staff, pushback… ) Aircraft and Ramp Handling Airport & ATC Departure HANDLING
41 (TD) Aircraft defects Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
42 (TM) Scheduled maintenance Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
43 (TN) Non-scheduled maintenance Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
44 (TS) Spares and maintenance equipment Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
45 (TA) AOG spares Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
46 (TC) Aircraft change for technical reasons Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
47 (TL) Stand-by aircraft Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
48 (TV) Scheduled cabin configuration / version adjustments Technical and Aircraft Equipment Maintenance/Equipment failure AIRLINES
51 (DF) Damage during flight operations (bird, turbulence… ) Damage to Aircraft/Automated Equipment Failure Maintenance/Equipment failure AIRLINES
52 (DG) Damage during ground operations Damage to Aircraft/Automated Equipment Failure Airport & ATC Departure HANDLING
55 (ED) Departure control Damage to Aircraft/Automated Equipment Failure Airport & ATC Departure AIRLINES
56 (EC) Cargo preparation / documentation Damage to Aircraft/Automated Equipment Failure Airport & ATC Departure HANDLING
57 (EF) Flight plans Damage to Aircraft/Automated Equipment Failure Pre-flight preparation AIRLINES
61 (FP) Flight plan Flight Operation and Crewing Pre-flight preparation AIRLINES
62 (FF) Operational requirements (fuel, load alteration) Flight Operation and Crewing Pre-flight preparation AIRLINES
63 (FT) Late crew boarding or departure procedures Flight Operation and Crewing Pre-flight preparation AIRLINES
64 (FS) Flight deck crew shortage Flight Operation and Crewing Pre-flight preparation AIRLINES
65 (FR) Flight deck crew special request Flight Operation and Crewing Pre-flight preparation AIRLINES
66 (FL) Late cabin crew boarding or departure procedures Flight Operation and Crewing Pre-flight preparation AIRLINES
67 (FC) Cabin crew shortage Flight Operation and Crewing Pre-flight preparation AIRLINES
68 (FA) Cabin crew error or special request Flight Operation and Crewing Pre-flight preparation AIRLINES
69 (FB) Captain request for security check (extraordinary) Flight Operation and Crewing Pre-flight preparation AIRLINES
71 (WO) Departure station Weather Airport & ATC Departure WEATHER
72 (WT) Destination station Weather WEATHER WEATHER
73 (WR) En-route or alternate Weather WEATHER WEATHER
75 (WI) De-icing of aircraft Weather WEATHER WEATHER
76 (WS) Removal of snow, ice, water and sand from airport Weather WEATHER WEATHER
77 (WG) Ground handling impaired by adverse weather conditions Weather WEATHER WEATHER
81 (AT) ATFM due to ATC en-route Demand / Capacity ATFM restrictions ATC ATC
82 (AX) ATFM due to ATC Staff / Equipment en-route ATFM restrictions ATC ATC
83 (AE) ATFM due to Restriction at Destination Airport ATFM restrictions ATC ATC
84 (AW) ATFM due to Weather at Destination ATFM restrictions ATC ATC
85 (AS) Mandatory Security ATFM restrictions Airport & ATC Departure AIRPORT
86 (AG) Immigration, Customs, Health ATFM restrictions Airport & ATC Departure AIRPORT
87 (AF) Airport Facilities ATFM restrictions Airport & ATC Departure AIRPORT
88 (AD) Restrictions at airport of destination ATFM restrictions Airport & ATC Departure OTHER
89 (AM) Restrictions at airport of departure (with or without ATFM) ATFM restrictions Airport & ATC Departure AIRPORT
91 (RL) Load connection (awaiting load from another flight) Reactionary Reactionary AIRLINES
92 (RT) Through check-in error (passenger and baggage) Reactionary Reactionary AIRLINES
93 (RA) Aircraft rotation (late arrival of aircraft) Reactionary Reactionary AIRLINES
94 (RS) Cabin crew rotation (awaiting cabin crew from another flight) Reactionary Reactionary AIRLINES
95 (RC) Crew rotation (awaiting crew from another flight) Reactionary Reactionary AIRLINES
96 (RO) Operations control (aircraft change not for technical reasons… ) Reactionary Reactionary AIRLINES
97 (MI) Industrial action with own airline Reactionary Reactionary AIRLINES
98 (MO) Industrial action outside own airline (excluding ATS) Reactionary Airport & ATC Departure OTHER
99 (MX) Other reason (not matching any code above) Reactionary OTHER OTHER
