What is the win rate for Discover AA disputes?

Industry-observed representment win rate for Discover AA (Cardholder Does Not Recognize) averages around 66% when the correct evidence is submitted within the network's response window.

What evidence is required to fight a Discover AA chargeback?

To dispute Discover AA, acquirers typically require: Descriptor + confirmation email; Order + delivery records.

Discover · AAFraud66% industry win rate

Cardholder Does Not Recognize

Discover cardholder does not recognize the transaction.

Required evidence

Descriptor + confirmation email
Order + delivery records

Playbook

Same play as Mastercard 4863 — jog the customer's memory with a clear order history.

Amavest auto-bundles this

When a dispute hits your Stripe account with code AA, Amavest pulls the evidence above, drafts the response, and submits it before the deadline.

Start free Free audit

Related fraud codes

Frequently asked questions

What does Discover chargeback reason code AA mean?: Discover cardholder does not recognize the transaction.
What is the win rate for Discover AA disputes?: Industry-observed representment win rate for Discover AA (Cardholder Does Not Recognize) averages around 66% when the correct evidence is submitted within the network's response window.
What evidence is required to fight a Discover AA chargeback?: To dispute Discover AA, acquirers typically require: Descriptor + confirmation email; Order + delivery records.
How should a merchant respond to a Discover AA dispute?: Same play as Mastercard 4863 — jog the customer's memory with a clear order history.