AI       Assigned Identification
AN       Due to Number
DT       Date of Transaction
EI       Entity Identification (Primary)
ES       Entity Identification (Secondary)
IN       Invoice Number
LI       Location Identification
MA       Monetary Amount
MV       Measurement Value
PO       Purchase Order Number
PR       Pricing Specification
PS       Product or Service Identification
QY       Quantity
RP       Reference Identification (Primary)
RS       Reference Identification (Secondary)
RT       Rate
TT       Time of Transaction
TX       Tax Identification
UP       Unit Price
DFI      Depository Financial Institution (DFI) Identification Number