What the cardholder is claiming
“I already paid for this with something else.”
Show no other payment was received for this order, or that it covered something different.
Evidence that wins a Discover PM chargeback
Start with the required items — they answer the claim directly. Recommended items make a borderline case stronger.
No other payment for this purchase Required
Shows the other payment the cardholder mentions was for something else, or never received.
Separate orders Recommended
Each payment matches its own order.
Correspondence Recommended
Anything about how the order was paid.
How to respond to a Discover PM dispute
- 1
Check the due date in your processor’s dispute dashboard. Responses that arrive late lose, however strong they are.
- 2
Collect the required evidence: no other payment for this purchase.
- 3
Add what strengthens the case: separate orders, correspondence.
- 4
Write a short response that answers the cardholder’s claim point by point, and cite the exact document and page behind each point.
- 5
Combine it into one clean package and submit it through your processor’s dispute portal.
Why Discover PM chargebacks happen
- The customer paid at pickup or by bank transfer as well as by card.
- An invoice was paid twice through different channels.
- A gift card, voucher or store credit should have covered the purchase.
How to prevent them
- Reconcile payments across every channel before charging a card on file.
- Void or refund the card charge as soon as another payment arrives.
- Show the payment method on every receipt.
Discover PM chargeback FAQ
- What does Discover reason code PM mean?
- Paid by Other Means. The cardholder says they paid for the purchase another way.
- What evidence do I need to win a Discover PM chargeback?
- Required: no other payment for this purchase. Also strengthens your case: separate orders, correspondence.
- How do I respond to a Discover PM chargeback?
- Gather the evidence above, write a response that answers the cardholder’s claim point by point and ties each point to a document, and submit it through your processor’s dispute portal before the due date shown there. Chargeback Warden checks your evidence against the Discover PM checklist and drafts the cited response for you to approve.