EDI glossary
Every X12 transaction set, in plain English
What each document is, when it's sent, and what a real one looks like — for all 31 transaction sets EDISQ trades.
| Code | Transaction set | Direction | What it does |
|---|---|---|---|
| 850 | Purchase Order | Inbound | The order a trading partner sends you. Process same day, never re-key. |
| 855 | Purchase Order Acknowledgment | Outbound | Confirms what you can ship against the PO — quantities, dates, substitutions. |
| 860 | PO Change Request | Inbound | Buyer-initiated change to an existing order. Update, don't duplicate. |
| 865 | PO Change Acknowledgment | Outbound | Your response to a change request — accept, reject, or counter. |
| 856 | Ship Notice / ASN | Outbound | The carton-level shipment mirror that must arrive before the freight does. |
| 810 | Invoice | Outbound | Your bill for the shipment. Must reconcile with the PO and the ASN. |
| 820 | Payment Order / Remittance Advice | Inbound | What the partner paid and why — deductions itemized. |
| 997 | Functional Acknowledgment | Both | The receipt for every document. Automatic, both directions, within minutes. |
| 846 | Inventory Inquiry / Advice | Outbound | Your sellable inventory positions — the heartbeat of drop-ship programs. |
| 852 | Product Activity Data | Inbound | Store-level sales and stock movement from the retailer. |
| 832 | Price / Sales Catalog | Outbound | Your item and price catalog, published to the partner. |
| 816 | Organizational Relationships | Inbound | Store, DC, and ship-to location hierarchies. |
| 824 | Application Advice | Inbound | Partner's business-level accept/reject of a document that passed syntax. |
| 830 | Planning Schedule | Inbound | Forecasted requirements for manufacturing/JIT programs. |
| 862 | Shipping Schedule | Inbound | Firm short-horizon ship authorizations against the 830 forecast. |
| 940 | Warehouse Shipping Order | Outbound | Tells your 3PL what to ship on your behalf. |
| 943 | Warehouse Stock Transfer Shipment Advice | Outbound | Notifies the warehouse of inbound stock you're sending. |
| 944 | Warehouse Stock Transfer Receipt Advice | Inbound | Warehouse confirms what it actually received. |
| 945 | Warehouse Shipping Advice | Inbound | 3PL confirms what shipped — drives your ASN and invoice. |
| 947 | Warehouse Inventory Adjustment Advice | Inbound | Damage, shrink, cycle-count corrections at the 3PL. |
| 753 | Request for Routing Instructions | Outbound | Asks the retailer's transportation network how to route freight. |
| 754 | Routing Instructions | Inbound | Carrier assignment and routing detail back from the retailer. |
| 869 | Order Status Inquiry | Inbound | Partner asks where an order stands. |
| 870 | Order Status Report | Outbound | Your status answer — in jeopardy, on track, shipped. |
| 864 | Text Message | Both | Free-form notices partners still send. Parsed and surfaced, not lost. |
| 875 | Grocery Products Purchase Order | Inbound | The grocery-industry PO, built for DSD and high-frequency ordering. |
| 880 | Grocery Products Invoice | Outbound | The grocery-industry invoice companion to the 875. |
| 882 | Direct Store Delivery Summary | Outbound | Route-level DSD settlement summary. |
| 812 | Credit / Debit Adjustment | Both | Formal adjustments — chargebacks, returns, allowances. |
| 861 | Receiving Advice | Inbound | What the partner's DC actually received and accepted. |
| 867 | Product Transfer and Resale Report | Inbound | Distributor sell-through reporting to the manufacturer. |