824 Application Advice
U.S. Customs and Border Protection (CBP) · X12 004050
U.S. Customs and Border Protection (CBP)’s published 824 specification, rendered as an interactive guide. Expand any segment to see its elements, data types, lengths and accepted codes — then validate your own document against it below.
Specification
7 of 7 segments
HEADING
ST
Transaction Set Header ST
pos 0100
Optional
max —
BGN
Beginning Segment BGN
pos 0200
Required
max —
N1 Loop
N1
Party Identification N1
pos 0300
Required
max —
REF
Reference Information REF
pos 0700
Required
max 12
DETAIL
OTI Looprequired
OTI
Original Transaction Identification OTI
pos 0100
Required
max —
TED Loop
TED
Technical Error Description TED
pos 0700
Required
max —
SE
Transaction Set Trailer SE
pos 0900
Optional
max —
Validate a 824
Paste or upload a document and check it against U.S. Customs and Border Protection (CBP)’s published rules — segment order and repetition, required elements, field lengths, data types and accepted codes. Nothing is stored.
Go live on U.S. Customs and Border Protection (CBP)’s 824 in days, not months
Weredi maps this guide to your ERP, runs the test cycle with U.S. Customs and Border Protection (CBP), and keeps the spec current as it changes.