| AA | EAN.UCC Serial Shipping Container Code (SSCC) |
| AI | UCC/EAN-128 Application Identifier (AI) and Data |
| CA | Shipper-Assigned Case Number Number identifying unit shipped |
| CP | Carrier-Assigned Package ID Number |
| DZ | Receiver Assigned Drop Zone |
| E1 | Electronic Product Code (ePC) Serial Shipping Container Code (SSCC) Trade Item with ePC tag marked with SSCC value |
| E2 | Electronic Product Code (ePC) and Bar Code Serial Shipping Container Code (SSCC) Trade Item with dual marking for barcode and ePC, with SSCC value |
| E3 | Electronic Product Code (ePC) and Bar Code Serial Shipping Container Code (SSCC) with Application Identifier (AI) Trade Item with dual marking for barcode and ePC, with SSCC and AI value |
| E4 | Electronic Product Code (ePC) Serialized Global Trade Item Number (SGTIN) Trade Item with ePC tag marked with SGTIN |
| E5 | Electronic Product Code (ePC) with Bar Code Serialized Global Trade Item Number (SGTIN) Trade Item with dual marking for barcode and ePC, with SGTIN. Serial Number is in ePC tag only |
| GM | EAN.UCC Serial Shipping Container Code (SSCC) and Application Identifier |
| L | Line Item Only |
| MC | Master Carton Number The identification number of the outermost (external) container in a shipment leaving the supplier's dock |
| MT | Marked Ticket Price |
| PB | Premarked by Buyer |
| R | Originator Assigned Information originated by the initiator of the transaction |
| S | Entire Shipment |
| S1 | Serialized Number Serial number for trade item |
| SI | Self-Identifying Container via Radio Frequency ID Device Inbound containers that do not need manual routing |
| SM | Shipper Assigned |
| SR | Shipper Assigned Roll Number |
| SS | Shipper Assigned Skid Number |
| UC | U.P.C. Shipping Container Code |
| UI | Department of Defense Unique Item Identifier An identifier used to uniquely identify an individual item |
| UP | U.P.C. Consumer Package Code (1-5-5-1) |
| W | Pallet Number |
| X | Pallet Configuration Number |
| ZZ | Mutually Defined |