ORDERS
Purchase order message

UNH M Message header

BGM M Beginning of message

DTM M Date/time/period

PAI C Payment instructions

ALI C Additional information

IMD C Item description

FTX C Free text

SG1 C
RFF
DTM

SG2 C
NAD
LOC
FII
...

SG6 C
TAX
MOA
LOC

SG7 C
CUX
PCD
DTM

SG8 C
PAT
DTM
PCD
...

SG9 C
TDT
SG10

SG11 C
TOD
LOC

SG12 C
PAC
MEA
SG13

SG14 C
EQD
HAN
MEA
...

SG15 C
SCC
FTX
RFF
...

SG17 C
APR
DTM
RNG

SG18 C
ALC
ALI
DTM
...

SG24 C
RCS
RFF
DTM
...

SG25 C
LIN
PIA
IMD
...

UNS M Section control

MOA C Monetary amount

CNT C Control total

SG54 C
ALC
ALI
MOA

UNT M Message trailer