Format/length:	an1
HES item:
National Codes:
Default Codes:

Notes:

Definition:
This indicates whether the Interchange is a production or test Interchange.

Permitted National Codes:

1	The whole Interchange contains Test data
0 (zero)	The whole Interchange contains Production data
Other Blank Null	The whole Interchange contains Production data

Usage:

This optional test facility enables interchanges submitted to be marked and therefore processed as Test or Production data.

Whilst the data element is optional it is highly recommended that correct values be completed in the data.

On receipt of a Test Interchange, the processes are as follows:
a) All normal validation processes will be carried out
b) The Interchange data will not be entered into the Secondary Uses Service database

CDS-XML Interchanges:

All CDS-XML interchanges submitted may contain a CDS INTERCHANGE TEST INDICATOR. 

This data element is also known by these names:

Context	Alias
plural	CDS INTERCHANGE TEST INDICATORS