Format/length:	an7
HES item:
National Codes:
Default Codes:

Notes:

Definition:
This identifies the Interface Gateway Service (IGS) translation map required to process the submitted application format file input to a pre-determined EDIFACT translation process.

Usage:
This is a mandatory data element when submitting CDS Interchanges using a CDS IGS. The authorised definition of values for this data field is contained in the NWCS User Guide.

CDS-XML Interchanges:
Available for future use.

CDS INTERFACE GATEWAY SERVICE Interchanges:
The CDS INTERCHANGE IGS REFERENCE is mandatory when using a CDS IGS and is represented by the data contained in the Translation Reference data field as defined in the Interface Gateway Service Control record.
Values for this data field are defined in the NWCS User Guide.

NHSCDS EDIFACT Interchanges:
Not applicable.