Result of a request as identified by the appropriate request ID field
| Code | Meaning | 
|---|---|
| 0 | Valid request | 
| 1 | Invalid or unsupported request | 
| 2 | No data found that match selection criteria | 
| 3 | Not authorized to retrieve data | 
| 4 | Data temporarily unavailable | 
| 5 | Request for data not supported | 
| 99 | Other (further information in RejectText (1328) field) |