What the 860 is
The EDI 860 — the X12 PO Change Request — is buyer-initiated change to an existing order. Update, don't duplicate. It travels inbound for most trading programs.
When it's sent
The 860 sits in the ordering stage of the chain, between the 850 purchase order and the 856 ship notice.
Key segments
| Segment | What it carries |
|---|---|
| BCH | Change type and the original PO number and date |
| POC | Line-level changes: quantity deltas, price changes, additions, cancellations |
| DTM | Revised ship or cancel dates |
| CTT | Line count control total |
Sample 860
A representative 860 interchange — fixed-width ISA envelope, functional group, and control totals:
1ISA*00* *00* *ZZ*ACMESUPPLY *ZZ*RETAILPARTNER *260101*1200*U*00401*000000001*0*P*>~ 2GS*PC*ACMESUPPLY*RETAILPARTNER*20260101*1200*1*X*004010~ 3ST*860*0001~ 4REF*ZZ*SAMPLE 860 DOCUMENT~ 5DTM*097*20260101~ 6SE*4*0001~ 7GE*1*1~ 8IEA*1*000000001~
Partners that require it
Trading partners in the EDISQ catalog that trade the 860:
Target EDI 860
Mass & Club · SFTP
The Home Depot EDI 860
Home & DIY · AS2
Lowes EDI 860
Home & DIY · AS2
FAQ
What is an EDI 860?
The EDI 860 is the X12 PO Change Request. Buyer-initiated change to an existing order. Update, don't duplicate.
Who sends the 860?
Your trading partner sends the 860 to you. EDISQ receives it, validates it, and delivers it straight into your ERP.
How do I automate the 860?
Enable your trading partner in EDISQ, connect your ERP, and the certified map handles the 860 end to end — first 25 documents each month free.