The PR_NDR_REASON_CODE property contains an encoded reason for nondelivery that forms part of a nondelivery report.
| Header file: | MAPITAGS.H |
| Must be exposed by: | Recipient subobjects within nondelivery report message objects |
| Identifier: | 0x0C04 |
| Property type: | PT_LONG |
| Property tag: | 0x0C040003 |
| Corresponding X.400 attribute: | MH_T_NON_DELIVERY_REASON |
Report Properties, PR_NDR_DIAG_CODE