Gruppe S303: TRANSACTION REFERENCE
| Code | S303 | 
| Name | TRANSACTION REFERENCE | 
| Beschreibung | Unique reference for the business transaction to which the dialogue belongs. | 
Elemente
| Element Nr | Name | Opt/Mand. | 
|---|---|---|
| 0306 | TRANSACTION CONTROL REFERENCE | Mandatory | 
| 0303 | INITIATOR REFERENCE IDENTIFICATION | Optional | 
| 0051 | CONTROLLING AGENCY, CODED | Optional |