| AA | Packing Configuration | 
| AI | Add Additional Item(s) | 
| CA | Changes To Line Items | 
| CB | Change of Date Terms | 
| CC | Changes To Terms | 
| CE | Changes To Item Level Allowance/Charges | 
| CF | Cancel Previously Transmitted Purchase Order | 
| CG | Changes To Total Level Allowance/Charges | 
| CH | Change To Original Confirmation Of Original Announcement | 
| CI | Change To Confirmation Of Revised Announcement | 
| CT | Change of Dates | 
| DI | Delete Item(s) | 
| MU | (Multiple) For Unit Price Quantity Reschedule Change | 
| NC | Concurrent Item (No Change) | 
| OA | Original Confirmation Of Revised Announcement | 
| OC | Original Confirmation Of Original Announcement | 
| PC | Price Change | 
| PQ | Unit Price/Quantity Change | 
| PR | Unit Price/Reschedule Change | 
| QC | Quantity Change | 
| QD | Quantity Decrease | 
| QI | Quantity Increase | 
| RA | Replace Mode of Shipment | 
| RB | Replace All Dates | 
| RC | Reject Item Change | 
| RE | Replacement Item | 
| RM | Replacement Item with Modifications | 
| RQ | Reschedule/Quantity Change | 
| RS | Reschedule | 
| RZ | Replace All Values Receiver should replace the corresponding values in the original purchase order with the values contained in the Purchase Order Change Transaction Set | 
| TI | Transfer Item |