INVOIC
Invoice 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
DTM

SG8 C
PAT
DTM
PCD
...

SG9 C
TDT
SG10
SG11

SG12 C
TOD
LOC

SG13 C
PAC
MEA
SG14

SG15 C
ALC
ALI
SG16
...

SG22 C
RCS
RFF
DTM
...

SG23 C
AJT
FTX

SG24 C
INP
FTX

SG25 C
LIN
PIA
IMD
...

UNS M Section control

CNT C Control total

SG48 M
MOA
SG49

SG50 C
TAX
MOA

SG51 C
ALC
ALI
MOA

UNT M Message trailer