CUSCAR
Customs cargo report message

UNH M Message header

BGM M Beginning of message

DTM C Date/time/period

RFF C Reference

NAD C Name and address

FTX C Free text

SG1 C
TDT
LOC
DTM

GIS C General indicator

SG2 C
EQD
TSR
MEA
...

CNT C Control total

SG4 C
CNI
CNT
SG5

SG13 C
AUT
DTM
RFF

UNT M Message trailer