| AD | Adjustment of Previous Freight Bill Charges |
| AI | Supply Additional Information |
| AR | Adding Revenue |
| B1 | Bad Order Car |
| BD | Balance Due Billing |
| BE | Billing Error |
| BO | Bad Order Setback/Bill Cancelled |
| CA | Cancelled Bill |
| CM | Cancelled Due to Multicars Being Covered on One Waybill |
| CO | Correction |
| CS | Consolidation |
| CT | Cancel Transition Waybill, Settled in Old Interline System |
| CU | Covered Under Another Universal Railroad Revenue Waybill Identification |
| D1 | Diversion or Reconsignment |
| DC | Dispute Over Collect/Prepaid |
| DS | Delayed Shipment |
| EM | Error Move |
| MB | Miscellaneous Billing |
| MD | Change Settlement Date |
| MR | Misroute |
| NC | No Car (Have Not Received Car) |
| ND | No Division Available |
| PD | Past Due Billing |
| RB | Rebilling (Ignore Previous Bill) |
| RC | Revenue Correction |
| RD | Route Dispute |
| RE | Reassignment/Transfer |
| RL | Rule 11 Domain Dispute |
| SC | Switch Carrier |
| SP | Separated Car From Multicar Shipment |
| TL | Transload |