| ID | Name | Required | List |
|---|---|---|---|
| ORI | Originating Agency Identifier (ORI) | Y | N |
| DRI | Nlets Destination Code (DRI) | N | Y |
| DRI1 | Nlets Destination Code (DRI1) | N | Y |
| DRI2 | Nlets Destination Code (DRI2) | N | Y |
| DRI3 | Nlets Destination Code (DRI3) | N | Y |
| DRI4 | Nlets Destination Code (DRI4) | N | Y |
| DRI5 | Device ID/Group ID (DRI5) | N | Y |
| DRI6 | (DRI6) | N | Y |
| DRI7 | (DRI7) | N | Y |
| DRI8 | Device ID/Group ID (DRI8) | N | Y |
| DRI9 | (DRI9) | N | Y |