IEA Interchange Control Trailer

To define the end of an interchange of one or more functional groups and interchange-related control segments

Position
Element
Name
Type
Requirement
Min
Max
Repeat
IEA-01
Number of Included Functional Groups
Numeric (N0)
Mandatory
1
5
-
A count of the number of functional groups included in a transmission.
IEA-02
Interchange Control Number
Numeric (N0)
Mandatory
9
9
-
This number uniquely identifies the interchange data to the sender. It is assigned by the sender. Together with the sender ID it uniquely identifies the interchange data to the receiver. It is suggested that the sender, receiver, and all third parties be able to maintain an audit trail of interchanges using this number.

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