Walmart code 11: Pricing Overcharge
Walmart code 11 is a pricing overcharge: the unit cost on the invoice is higher than the cost on Walmart’s purchase order, and Walmart paid at PO cost.
The invoice cost and the PO cost disagree. A cost change that was agreed but never loaded on Walmart’s side, an old cost in your item master, or a promotional cost applied to the wrong window all produce this code.
Worth reviewing every time. When an agreed cost change was not loaded on Walmart’s side, the deduction is recoverable; when your item master was stale, it is not.
Evidence that settles a 11 dispute
Most decisive first. A dispute filed without the first item on this list rarely survives review.
- 1 Purchase order (EDI 850) showing cost as transmitted
- 2 Accepted cost change documentation with its effective date
- 3 Item setup or cost file confirming the agreed cost for the ship date
- 4 PO acknowledgment (EDI 855) where the cost discrepancy was flagged before shipping
How to stop code 11 recurring
Acknowledge the PO before shipping. An 855 that compares PO cost against your current cost catches the disagreement while it is still a conversation rather than a deduction.
Endless keeps the purchase order, the pack, the ASN, the bill of lading, and the invoice on one record, so the documents that settle a Walmart deduction are already connected when the claim posts. EndlessEDI builds carton-level 856s against scanned SSCC labels and validates the shipment before it goes out, which is what moves the number down: brands on Endless report a 90% drop in retailer EDI chargebacks.
- Where to dispute
- Most AP deductions surface and are disputed in the Accounts Payable Disputes Portal (APDP) inside Retail Link. OTIF fines are accounts receivable deductions and follow a separate path with a shorter window.
- Dispute window
- Reported windows vary by claim type: roughly 12 months from the invoice date for shortage deductions and up to two years for general invoice disputes, against a reported window closer to 30 days from invoicing for OTIF. Confirm the current deadline in APDP before you plan a recovery batch.
Related Walmart codes
Deduction programs and dispute windows change and vary by vendor agreement. Figures marked “reported” come from third-party supplier resources, not a retailer’s published fee schedule — confirm against your current routing guide and supplier agreement before you file. See every Walmart deduction code .

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