ACI Data Dictionary
The project officially launched in July 2025. Backlogged terms are now progressing through the formal approval process, gradually enriching the dictionary with both aviation and non-aviation concepts. Visit regularly to follow our latest updates.
https://aci-standards.atlassian.net/wiki/spaces/ACIDD/pages/17694746
- ActualCommenceGroundHandlingTime
- ActualEndGroundHandlingTime
- ActualGateBoardingCompleteTime
- ActualGateBoardingStartTime
- ActualGateCloseTime
- ActualGateFinalCallTime
- ActualGateOpenTime
- ActualGatePreBoardingTime
- ActualGateReadyTime
- ActualGroundHandlingTime
- ActualInBlockTime
- ActualLandingTime
- ActualOffBlockTime
- ActualReadyForDeicingTime
- ActualStartUpApprovalTime
- ActualStartUpRequestTime
- ActualTakeOffTime
- ActualTaxiInTime
- ActualTaxiOutTime
- ActualTurnaroundTime
- AircraftParkingPositionId
- AircraftParkingPositionType
- AircraftParkingPositionUsage
- AircraftRegistration
- AircraftTypeDescription
- AircraftTypeIataCode
- AircraftTypeIcaoCode
- AirlineCode
- AirlineIataCode
- AirlineIcaoCode
- AirlineName
- AirportCommonName
- AirportIataCode
- AirportIcaoCode
- AirportName
- AirportSecurityIndicator
- AirportSlotScheduledInBlockTime
- AirportSlotScheduledOffBlockTime
- BagTeletypeMessage
- CalculatedTakeOffTime
- Callsign
- DIIndicator
- EstimatedInBlockTime
- EstimatedLandingTime
- EstimatedOffBlockTime
- EstimatedTakeOffTime
- EstimatedTaxiInTime
- EstimatedTaxiOutTime
- EstimatedTurnaroundTime
- FlightId
- FlightLegCancelReasonCode
- FlightLegCancelReasonText
- FlightLegCancelTime
- FlightOriginDate
- FlightPlanId
- FlightRouteIata
- FlightRouteIcao
- FlightRule
- FlightServiceTypeIataCode
- FlightServiceTypeIcaoCode
- FlightServiceTypeLocalCode
- FlightStopIsTechnical
- FlightTeletypeMessage
- FormationAircraftCount
- GateBoardingStatus
- GateId
- HandlerName
- IsRerouted
- LastUpdatedTimestamp
- MilitaryFlightOwner
- MinimumTurnaroundTime
- OperatingAirlineCode
- OperatingAirlineIataCode
- OperatingAirlineIcaoCode
- OperatingAirlineName
- PassengerBoardingAllowed
- PassengerBusRemark
- PassengerBusRequired
- PlannedGateBoardingStartTime
- PlannedGateFinalCallTime
- PlannedGateOpenTime
- PlannedGateReadyTime
- PredictedLandingTime
- PredictedOffBlockTime
- ProbableInBlockTime
- ProbableLandingTime
- ProbableOffBlockTime
- ProbableTakeOffTime
- PublicEstimatedInBlockTime
- PublicEstimatedOffBlockTime
- ReturnToRampTime
- RunwayId
- ScheduledInBlockTime
- ScheduledOffBlockTime
- ScheduledTurnaroundTime
- StandardInstrumentDepartureName
- StandardTerminalArrivalRouteName
- TargetLandingTime
- TargetOffBlockTime
- TargetStartUpApprovalTime
- TargetTakeOffTime
- UniqueFlightLegId
https://aci-standards.atlassian.net/wiki/spaces/ACIDD/pages/17703475
https://aci-standards.atlassian.net/wiki/spaces/ACIDD/pages/22675584
- TermTemplate
- WG processing: 11, FlightLeg, Passenger
- WG processing: 10, FlightLeg, Baggage
- WG processing: 12, More Passenger Attributes
- WG processing: Additional Concepts
- The big backlog
- AccumulatedSnow
- AccumulatedWater
- AcdmStatus
- ActualCommenceDeicingTime
- ActualDeicingTime
- ActualEndDeicingTime
- ActualReadyTime
- AircraftActualTakeOffWeight
- AircraftBearing
- AircraftConfigVersion
- AircraftEngineType
- AircraftFireFightingCategory
- AircraftGroundSpeed
- AircraftGroup
- AircraftHasWinglets
- AircraftHeight
- AircraftIcaoApproachSpeedIndicator
- AircraftIcaoCategory
- AircraftIcaoWingspanCode
- AircraftInDeIceList
- AircraftInZone
- AircraftIsAirportNoiseApproved
- AircraftLandingCapability
- AircraftLength
- AircraftMaximumTakeOffWeight
- AircraftMaximumTakeOffWeightSource
- AircraftNoiseCertificate
- AircraftNoiseCertificationType
- AircraftNOx
- AircraftNumberOfEngines
- AircraftOwnerIataCode
- AircraftOwnerIcaoCode
- AircraftOwnerName
- AircraftParkingPositionArrival
- AircraftParkingPositionDeparture
- AircraftParkingPositionLocation
- AircraftSeatingAvailable
- AircraftSeatingCapacity
- AircraftSeatingCapacitySource
- AircraftTailNumber
- AircraftTerminal
- AircraftWidth
- AircraftZeroFuelWeight
- AirlineAlliance
- AirlineAlsoOperatesAs
- AirlineGroup
- AirlineIataThreeNumeric
- AirlineTelephonyDesignator
- AirportCity
- AirportCode
- AirportCountry
- AirportDisplayName
- AirportIsDomestic
- AirportIsInternational
- AirportIsSchengen
- AirportLanguage
- AirportPressure
- AirportStandardName
- AirportTimeZone
- AirportType
- AirspaceZone
- AlternativeAirportELDT
- AlternativeArrivalAirportIATA
- Altitude
- Angle
- AntiIceStartHoldoverTime
- ArrDepTransIndicator
- ArrivalAircraftParkingPositionId
- ArrivalAirportIataCode
- ArrivalAirportIcaoCode
- ArrivalCarrierIATA
- ArrivalDelay
- ArrivalFlightId
- ArrivalFlightLegIdentifier
- ArrivalFlightNumber
- ArrivalFlightServiceTypeIATA
- ArrivalHeliportName
- ArrivalHeliportType
- ArrivalOffsetFromFlightDepartureDate
- AtmCdmStatus
- AtmFlightLegStatus
- BABBT
- BACIT
- BagActualBin
- BagAdditionalInfoCode
- BagAOBT
- BagArrivalFlightId
- BagArrivalOperatingAirlineIATA
- BagBhsBinDeliveryAttempts
- BagBhsDeliveryAttemptsTime
- BagBhsSlaTime
- BagBhsTimeExceededBy
- BagBhsTimeExceededGroup
- BagBhsTransportTime
- BagBsmWasProblem
- BagCanBeLoaded
- BagCanBeTransported
- BagCategory
- BagCheckinLocation
- BagCheckInStatus
- BagCheckinType
- BagContainerId
- BagDepartureFlightDepartureDate
- BagDepartureFlightId
- BagDepartureOperatingAirlineIATA
- BagDepartureSOBT
- BagDimension
- BagDropUnit
- BagEvent
- BagEventAirportIATA
- BagEventCode
- BagEventCount
- BagEventDescription
- BagEventErrorCode
- BagEventLocation
- BagEventTimestamp
- BagFinalAirportIATA
- BagFirstRejectReason
- BaggagePoolId
- BagGuid
- BagHandlerCode
- BagHandlerCodeArrival
- BagHandlerCodeDeparture
- BagHasLoadedEvent
- BagHeight
- BagImage
- BagInfMsg
- BagInfoMsgCount
- BagIrregularityCode
- BagIsCrew
- BagIsPriority
- BagIsRush
- BagLength
- BagLoadSequenceNumber
- BagLostAdditionalData
- BagLostAirportIATA
- BagLostDate
- BagLostFlightId
- BagLostIrregularityCode
- BagNetTimeInBhs
- BagNewTagNumber
- BagNextAirportIATA
- BagPlannedBin
- BagPnrCode
- BagPnrCodeGDPR
- BagPreviousAirportIATA
- BagPreviousTagNumber
- BagScanAction
- BagScanAirportIATA
- BagScanDetailedInfo
- BagScanGeoLocation
- BagScanLocation
- BagScanTimestamp
- BagsCheckedIn
- BagsDeliveredToBhsFlightBin
- BagsDeliveredToBhsProblemBin
- BagSequenceCount
- BagSizeIndicator
- BagSOBT
- BagTagIssuerAirlineIATA
- BagTagIssuerCode
- BagTagLeadingDigit
- BagTagNumber
- BagTagNumberGDPR
- BagTagPrintedLocation
- BagTagSerialNumber
- BagTagsGenerated
- BagTagStatus
- BagTagUnique
- BagTagWasNotSeenInBhs
- BagTimeAtAutSecScreen
- BagTimeAtManSecScreen
- BagToMcsCount
- BagTotalTimeAtSecScreen
- BagTotalTimeInBhs
- BagTotalTimeInEbs
- BagTotalTimeInMcs
- BagTypeIndicator
- BagWasDeliveredFromBhsInTime
- BagWasDeliveredFromBhsLate
- BagWasDeliveredFromBhsTooLate
- BagWasDeliveredToBhsInTime
- BagWasDeliveredToBhsLate
- BagWasDeliveredToBhsTooLate
- BagWasLost
- BagWasRejected
- BagWasSentToMcs
- BagWasSentToProblemBin
- BagWeight
- BagWeightPrecise
- BagWidth
- BAOBT
- BarometricPressure
- base64Binary
- BEBFT
- BETPT
- BFAST
- BFBBT
- BFCAT
- BFEBT
- BFL1T
- BFL2T
- BFL3T
- BFL4T
- BFL5T
- BFLST
- BFMCT
- BFMST
- BFRET
- BhsBatchBagCount
- BhsBatchEventCode
- BhsBatchEventDescription
- BhsBatchEventTimestamp
- BhsBatchId
- BhsBatchLoadLocation
- BhsStableWeightInterval
- BhsStableWeightMargin
- BhsStableWeightRequests
- BhsStableWeightTolerance
- BhsTubWeight
- BLOAT
- BLRET
- BoardingPassSeqNumber
- BookingClass
- boolean
- BorderCrossing
- BrakingWasFrictionLimited
- BTAST
- BTBBT
- BTEBT
- BTFST
- BTGRT
- BTL1T
- BTL2T
- BTL3T
- BTL4T
- BTL5T
- BTMCT
- BTMST
- BTOTT
- BTPAT
- BTPATE
- BUNLT
- CabinBaggageWeightOnBoard
- CabinBaggageWeightUnloaded
- CabinCrewReportTime
- CancelTimestamp
- CardIssuerCode
- CardNumber
- CardPassengerCount
- Cargo
- CargoWeightLoaded
- CargoWeightOnBoard
- CargoWeightUnloaded
- CarrierBagHeavyWeightLimit
- Celsius
- Centilitre
- Centimeter
- ChargeBorderCrossing
- ChargingArea
- CheckInClose
- CheckInDesk
- CheckInDeskClose
- CheckInDeskCloseLocal
- CheckInDeskCode
- CheckInDeskFrom
- CheckInDeskName
- CheckInDeskOpen
- CheckInDeskOpenLocal
- CheckInDeskRange
- CheckInDeskState
- CheckInDeskTerminal
- CheckInDeskTo
- CheckInDeskUsage
- CheckInDisplayText
- CheckInOpen
- CheckInSeqNumber
- CheckInStatus
- CheckInZone
- ClassificationLevel
- ClearBookingClass
- ClearPassengerInformation
- CloudBase
- CloudCover
- CloudLayerBase
- CloudThickness
- CodeshareAirlineIATA
- CodeshareAirlineICAO
- CodeshareAirlineTicketed
- CodeshareFlightId
- CodeshareFlightLegIdentifier
- CodeshareFlightNumber
- Comment
- ContractName
- CorrelationId
- Count
- CreatedSource
- CreatedSourceOrganization
- CreatedTimestamp
- CrewActiveOnBoard
- CrewCabinActiveOnBoard
- CrewCockpitActiveOnBoard
- CrewLandingCapability
- CrewPassiveDisembarking
- CrewPassiveOnBoard
- CustomerId
- CustomerName
- DataElementSource
- DataSources
- DateLocal
- DateTimeLocal
- DcsIsAvailable
- DcsIsSupported
- Deciliter
- decimal
- DeIceAircraftOnPlatform
- DeIceAirportQueueCount
- DeIceAirTemperature
- DeIceAverageQueueTime
- DeIceAverageTimePerAircraft
- DeIceCompleteLast30
- DeIceCompleteLast60
- DeIceCompleteLast120
- DeIceCompleteLastPeriod
- DeIceCompletePeriod
- DeIceConditionCode
- DeIceConditionDescription
- DeIceEndQueueTime
- DeIceExpectedNext30
- DeIceExpectedNext60
- DeIceExpectedNext120
- DeIceFluidType
- DeIceFluidVolume
- DeIceIsRequested
- DeIceMedianQueueTime
- DeIceMedianTimePerAircraft
- DeIceParkingPosition
- DeIcePlatform
- DeIcePlatformLanesOccupied
- DeIcePlatformQueueCount
- DeIceProcessStatus
- DeIceStartQueueTime
- Delay
- DelayCode
- DelayDuration
- DelayOrDiversionCode
- DelayOrDiversionReason
- DelayOrDiversionSubCode
- DelayReason
- DelaySourceOrganization
- DelaySubCode
- DelayTimestamp
- DepartureAircraftParkingPositionId
- DepartureAirportIataCode
- DepartureAirportIcaoCode
- DepartureCarrierIATA
- DepartureDelay
- DepartureFlightId
- DepartureFlightLegIdentifier
- DepartureFlightNumber
- DepartureFlightServiceTypeIATA
- DepartureHeliportName
- DepartureHeliportType
- DepartureOffsetFromFlightDepartureDate
- DewpointCurrent
- DirectFlight
- DiversionAirportIATA
- DiversionAirportICAO
- DiversionCode
- DiversionIndicator
- DiversionReason
- DiversionSubCode
- DiversionTimestamp
- DutyTravelDisembarking
- DutyTravelOnboard
- ECZTlocal
- EEZTlocal
- EIBTlocal
- ELDTlocal
- Elevation
- EOBTlocal
- EquipmentWeightOnBoard
- EquipmentWeightUnloaded
- ERZTlocal
- EstimatedArrAtLocation
- EstimatedCommenceDeicingTime
- EstimatedDeicingTime
- EstimatedEndDeicingTime
- EstimatedReadyForDeicingTime
- ETOTlocal
- Event
- FastTrackAllowed
- FinalAirport
- FinalAirportIATA
- FinalAirportICAO
- FirstName
- FlightDeckCrewReportTime
- FlightIsCancelled
- FlightIsDomesticTransfer
- FlightIsMultiLeg
- FlightLegHasCodeshare
- FlightLegIdentifier
- FlightLegIsCodeshare
- FlightLegIsDeleted
- FlightNumberArrival
- FlightNumberDeparture
- FlightRouteOperator
- FlightRuleArrival
- FlightRuleDeparture
- FlowControlEndTime
- FlowControlRate
- FlowControlReason
- FlowControlReferenceLocationId
- FlowControlReferenceLocationType
- FlowControlRegulationId
- FlowControlRegulationType
- FlowControlRemark
- FlowControlStartTime
- FlowControlTrafficVolumeDescription
- FlowControlTrafficVolumeId
- Foot
- ForcedReturnAIBT
- ForcedReturnALDT
- FreeBaggageAllowance
- FrequentFlyerAirline
- FrequentFlyerCard
- FrequentFlyerCardNumber
- FrictionCoefficient
- Gram
- GUID
- HandlerCode
- HandlerNameArrival
- HandlerNameDeparture
- HandlerServiceType
- HeadOfBaggagePool
- HelicopterFlightStatus
- HelicopterType
- HelicopterTypeDescription
- HeliportName
- HeliportType
- HorsePower
- HumidityCurrent
- IataASMIdentifier
- IataMessageIdentifier
- IataMessagePart
- IataMvtIdentifier
- IataPrmIdentifier
- IataSSMIdentifier
- IataSSMOverwritesASM
- ICAO24BitAddress
- ICAO24BitAddressSource
- Image
- InboundFlightId
- InboundSIBT
- InitialsAndOrTitle
- int
- IssuerCode
- IsTestData
- JsonData
- Kilogram
- KiloNewton
- Knot
- LandingCapability
- LastMinuteChangeCompartment
- LastMinuteChangeCompartmentLoad
- LastName
- Latitude
- LinkedArrival
- LinkedArrivalFlightId
- LinkedDeparture
- LinkedDepartureFlightId
- Liter
- LoadCompartmentId
- LoadCompartmentWeight
- LoadDestinationIATA
- LoadDestinationWeight
- LoadTotalLoaded
- LoadTotalOnBoard
- LoadTotalUnloaded
- LoadUnitId
- LoadUnitType
- Longitude
- LoungeAllowed
- MailWeightLoaded
- MailWeightOnBoard
- MailWeightUnloaded
- MarketingAirlineFlightId
- MaskedCreditCard
- MeasurementTime
- MechanicalDeIceIsUsed
- MediaType
- MemberOfBaggagePool
- MergedIntoUniqueFlightLegId
- MessageEnvironment
- MessageTimestamp
- MessageType
- MessageVersion
- Meter
- Millimeter
- MillimeterPerHour
- MovementAfterPushbackTime
- NewFlightId
- NextAirport
- NextAirportIATA
- NextAirportICAO
- NextChargingArea
- NextInformationTime
- OnFinalsTime
- OnFinalsTimeLocal
- OperatedBy
- OperatingAirlineFlightId
- OperatingAirlineTicketed
- OperatingCarrierPnrCode
- OperatingFlightLegIdentifier
- OriginAirport
- OriginAirportIATA
- OriginAirportICAO
- OutboundFlightId
- OutboundSOBT
- Overflight
- OwnedBy
- PadClass1Disembarking
- PadClass1OnBoard
- PadClass2Disembarking
- PadClass2OnBoard
- PadClass3Disembarking
- PadClass3OnBoard
- PartyIdentifier
- PartyName
- PassengerBoardingStatus
- PassengerCellularPhoneNo
- PassengerDescriptionCode
- PassengerFirstName
- PassengerGroupId
- PassengerGuid
- PassengerHasAnimalsInBaggage
- PassengerHasBoarded
- PassengerHasPassedSecurity
- PassengerHasPetsInCabin
- PassengerHasWeaponsInBaggage
- PassengerIdData
- PassengerIdentificationRequirement
- PassengerIdSubType
- PassengerIdType
- PassengerIdTypeCo
- PassengerInitialsAndOrTitle
- PassengerLastName
- PassengerSIBT
- PassengerSIBTotp
- PassengerSOBT
- PassengerSOBTotp
- PaxAdultDisembarking
- PaxAdultOnBoard
- PaxBusIsNeededArrival
- PaxBusIsNeededDeparture
- PaxBusRemarkArrival
- PaxBusRemarkDeparture
- PaxChildDisembarking
- PaxChildOnBoard
- PaxClass1Disembarking
- PaxClass1OnBoard
- PaxClass2Disembarking
- PaxClass2OnBoard
- PaxClass3Disembarking
- PaxClass3OnBoard
- PaxDisembarking
- PaxEstimateDisembarking
- PaxInfantDisembarking
- PaxInfantOnBoard
- PaxSeatedOnBoard
- PaxTransfer
- PaxTransferDisembarking
- PaxTransferToAirportIATA
- PaxTransferToFlightCount
- PaxTransferToFlightDate
- PaxTransferToFlightId
- PaxTransferToFlightTotal
- PaxTransit
- PaxTransitAdult
- PaxTransitChild
- PaxTransitInfant
- Percent
- PersonsOnboard
- PhoneNumber
- PnrCode
- PnrCodeGDPR
- Position4D
- Position6D
- PositionTime
- PositionTimeLocal
- PrecipitationIntensity
- PressureChange
- PressureCharacteristic
- PreviousAirport
- PreviousAirportIATA
- PreviousAirportICAO
- PreviousChargingArea
- PublicDisplayStatus
- QFE
- QFF
- QNH
- QueueAverageWaitTime
- QueueId
- QueueLocation
- QueueMaxWaitTime
- QueueMeasurementEndTime
- QueueMeasurementResolution
- QueueMeasurementStartTime
- QueueMedianWaitTime
- QueueMinWaitTime
- QueueName
- QueueOccupancy
- QueueProjectedWaitTime
- QueueThroughput
- ReferenceDataStatus
- Remark
- RemarkText
- RemarkTimestamp
- RemarkType
- ResponseStatusCode
- ResponseStatusText
- ResponseTimestamp
- ReturnToRampTimeLocal
- RunwayArrival
- RunwayClearedWidth
- RunwayDeparture
- RunwayHasDriftingSnow
- RunwayInUse
- RunwayName
- RunwayOccupancyTime
- RunwayOccupancyTimeArrival
- RunwayOccupancyTimeDeparture
- RunwaySection
- RunwaySurfaceConditionCode
- RunwayUsage
- Schedule
- ScheduledFlight
- ScheduleEndDate
- ScheduleFlightDays
- ScheduleFlightWeeks
- ScheduleOverMidnights
- ScheduleSeason
- ScheduleStartDate
- SeatNumber
- SecurityContext
- SegmentDestinationIATA
- SensorDescription
- SensorName
- SensorPosition
- SensorStatus
- SensorType
- SequenceNumber
- ServiceClass
- ServiceErrorCode
- ServiceErrorDescription
- SIBTlocal
- SIBTodp
- SIBTotp
- SlotCoordinatedAirportIATA
- SOBTlocal
- SOBTlocalOdp
- SOBTodp
- SOBTotp
- SourceData
- SourceEvent
- SourceInterface
- SourceParty
- SourceResult
- SourceSystem
- SourceTimestamp
- SpecialServiceRequestCode
- SpecialServiceRequestRemark
- SSRCode
- string
- SupplementaryInformationText
- SystemName
- SystemStatus
- TakeOffFuel
- TemperatureCurrent
- TemperatureMax
- TemperatureMean
- TemperatureMin
- TerminalCode
- TerminalName
- TerminalZone
- TicketNameString
- TicketNumber
- time
- TimeLocal
- TimeUTC
- TouchAndGo
- TouchAndGoAirportIATA
- TouchAndGoAirportICAO
- TouchAndGoCount
- TrafficVolumeDescription
- TrafficVolumeId
- TransactionId
- TransactionUsageCode
- TransitionLevel
- ValidFrom
- ValidTo
- VerticalVisibility
- VisibilityCurrent
- VisibilityMax
- VisibilityMean
- VisibilityMin
- VisualRangeCurrent
- VisualRangeMax
- VisualRangeMean
- VisualRangeMin
- WakeTurbulenceCategory
- WeatherTypeCode
- WeatherTypeCurrentCode
- WeatherTypeCurrentSynop
- WeatherTypeLast15Code
- WeatherTypeLast15Synop
- WeatherTypeLast60Code
- WeatherTypeLast60Synop
- WeatherTypeSynop
- WindDirection
- WindDirectionCurrent
- WindDirectionIsDiscontinuous
- WindDirectionLeft
- WindDirectionMean
- WindDirectionRight
- WindSpeedCurrent
- WindSpeedKt
- WindSpeedMax
- WindSpeedMean
- WindSpeedMin
- Terms that need further processing
- AirlineEstimatedOffBlockTime
- AirlineEstimatedInBlockTime
- AirlineEstimatedLandingTime
- AdministratieAirline??
- DepartureGateId
- ArrivalGateId
- PublicDepartureGateId
- GateRemark
- FuelRampRequested
- RadioCallsign
- AtmCancelTimestamp
- PassengerDisembarkingAllowed
- FlightDIIndicator
- AirportDIIndicator
- EstimatedTimeAccuracy
- EstimatedLandingTimeAccuracy