CA       Carrier Initiated Revenue Waybill Cancel
CC       System Initiated Cancelled and Fully Concurred
CD       System Initiated Cancelled Disputed Status
CH       Carrier Initiated Challenge
CO       Carrier Initiated Concurrence Without Opinion
CP       Carrier Initiated Concurrence With Opinion
CT       Carrier Initiated Concurrence to Date Change Only
DA       System Initiated Settlement, Active Road on Silent Concurrence, Divisions 
         Generated
DG       System Initiated Settlement, Silent Road on Silent Concurrence, Divisions 
         Generated
DO       System Initiated Deletion From Route by Another Carrier
DR       Carrier Initiated Deletion from Route (Not in Interline Movement)
DT       Carrier Initiated Settlement Date Change
GD       System Initiated Government Dispute
LT       Delay Shipment Dispute
NP       Null Settled Due to AAR Rule 11 Parent Null Settled
NR       New Road, Route Dispute
OP       Carrier Initiated Waybill Opinion
OR       Carrier Initiated Revenue Waybill
PS       System Initiated Postponement to Settlement Due to AAR Rule 11 Notify Party
PT       Prepaid or Collect Dispute
RT       Route Dispute
SA       System Initiated Settlement, Active Road on Silent Concurrence
SC       System Initiated Settlement, Composite Version Due to Forced Settlement
SF       System Initiated Settlement, Force Settled on Dispute
SN       System Initiated Settlement, Null Value
SS       System Initiated Settlement, Silent Road on Silent Concurrence
ST       System Initiated Settlement, Fully Concurred
T1       System Initiated Trace for Concurrence to AAR Rule 11 Notify
TD       Transit Dispute
TR       System Initiated Trace for Concurrence to Revenue Waybill
UT       AAR Rule 11 Dispute