850 Purchase Order
ECIA · X12 004010
ECIA’s published 850 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
37 of 37 segments
HEADING
ST
Transaction Set Header ST
pos 010
Optional
max —
BEG
Beginning Segment For Purchase Order BEG
BEG05 is the date assigned by the purchaser to purchase order.
pos 020
Required
max —
CUR
Currency CUR
pos 040
Optional
max —
TAX
Tax Reference TAX
pos 070
Optional
max —
N1 LoopBill Tovariant 1 of 4
N1
Name N1
Either element N102 or (N103 and N104) must contain an entry.
pos 310
Required
max —
N2
Additional Name Information N2
This segment is only provided when the order is a supplier dropship order.
pos 320
Optional
max 2
N3
Address Information N3
This segment is only provided when the order is a supplier dropship order.
pos 330
Optional
max 2
N4
Geographic Location N4
This segment is only provided when the order is a supplier dropship.
pos 340
Optional
max —
REF
Reference Identification REF
This segment provided when Price Quote number or Customer Order number applies for/to the order.
pos 350
Optional
max 12
PER
Administrative Communications Contact PER
Segment only sent if Contact info is available for this address type.
pos 360
Optional
max —
FOB
Fob Related Instructions FOB
pos 370
Optional
max —
TD5
Carrier Details Routing Sequence Transit Time TD5
pos 390
Optional
max 12
N1 LoopBuyervariant 2 of 4
N1
Name N1
Either element N102 or (N103 and N104) must contain an entry.
pos 310
Required
max —
N2
Additional Name Information N2
pos 320
Optional
max 2
N3
Address Information N3
pos 330
Optional
max 2
N4
Geographic Location N4
pos 340
Optional
max —
PER
Administrative Communications Contact PER
Segment only sent if Contact info is available for this address type.
pos 360
Optional
max —
N1 LoopEnd Uservariant 3 of 4
N1
Name N1
Either element N102 or (N103 and N104) must contain an entry.
pos 310
Required
max —
N2
Additional Name Information N2
pos 320
Optional
max 2
N3
Address Information N3
pos 330
Optional
max 2
N4
Geographic Location N4
pos 340
Optional
max —
PER
Administrative Communications Contact PER
pos 360
Optional
max —
TD5
Carrier Details Routing Sequence Transit Time TD5
pos 390
Optional
max 12
N1 LoopShip Tovariant 4 of 4required
N1
Name N1
Either element N102 or (N103 and N104) must contain an entry.
pos 310
Required
max —
N2
Additional Name Information N2
This segment is only provided when the order is a supplier dropship order.
pos 320
Optional
max 2
N3
Address Information N3
This segment is only provided when the order is a supplier dropship order.
pos 330
Optional
max 2
N4
Geographic Location N4
This segment is only provided when the order is a supplier dropship.
pos 340
Optional
max —
REF
Reference Identification REF
This segment provided when Price Quote number or Customer Order number applies for/to the order.
pos 350
Optional
max 12
PER
Administrative Communications Contact PER
Segment only sent if Contact info is available for this address type.
pos 360
Optional
max —
FOB
Fob Related Instructions FOB
pos 370
Optional
max —
TD5
Carrier Details Routing Sequence Transit Time TD5
pos 390
Optional
max 12
DETAIL
PO1 Looprequired
PO1
Baseline Item Data PO1
pos 010
Required
max —
REF
Reference Identification REF
The detail level REF segment is provided to convey line item specific reference information when applicable.
pos 100
Optional
max —
SCH Looprequired
SCH
Line Item Schedule SCH
Required
pos 295
Required
max —
SUMMARY
CTT Looprequired
CTT
Transaction Totals CTT
Required
pos 010
Required
max —
AMT
Monetary Amount AMT
pos 020
Optional
max —
SE
Transaction Set Trailer SE
pos 030
Optional
max —
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