Format/length:	an14
HES item:
National Codes:
Default Codes:

Notes:

Definition:
This element identifies the application content of the Interchange where the Interchange contains only one type of Message.

Usage:
This facility enables submitted interchanges to be marked to enable interchange content to be identified and recorded.
All CDS Interchanges must contain this data element.

CODE	CLASSIFICATION
NHSCDS	CDS Interchange

CDS-XML Interchanges:
All CDS-XML interchanges submitted must contain a CDS INTERCHANGE APPLICATION REFERENCE.

NHSCDS EDIFACT Interchanges:
The CDS INTERCHANGE APPLICATION REFERENCE is represented by the data value contained in the EDIFACT UNB 0026 EDIFACT Application Reference.

EDI gateway management and translation solution sets usually generate the required EDIFACT Service Segments (UNB, UNH, UNT, UNZ).

CDS INTERFACE GATEWAY SERVICE Interchanges:
Not Applicable.