Code 12: Invoice Incorrectly Extended

What is Deduction Code 12?

Code 12s are extremely rare. They're generated when there is a discrepancy in your invoice based on a variety of calculations.

How to Prevent Valid Code 12s

• Review your EDI 810 (invoice) to be sure that it exactly matches the Purchase Order (EDI 850).

Can Code 12s be Disputed?

Technically code 12s are available to be disputed in APDP, though we've not seen much success here. In most cases, your best bet is to initiate a dispute with your buyer.

How to Dispute Invalid Code 12s

Supporting documentation:

• Invoice (EDI 810) showing the correct cost
• Purchase Order (EDI 850) that matches the invoice