AmexFraud
Amex Reason Code F29
Card Not Present Fraud
What the cardholder claims
"I didn't make this online/phone purchase."
Win rate
55-65%
With proper evidence
Response deadline
120 days
From dispute filing
Required evidence (in priority order)
- 1
customer_purchase_ip - 2
customer_email_address - 3
shipping_address - 4
prior_purchase_history
Response strategy
Same playbook as Visa 10.4 / MC 4837. Prove cardholder identity via IP, email, shipping, and purchase history.
Stripe category
fraudulentStripe maps this network-level code to this simplified category.
Responding to this chargeback?
Rebutto packages these exact evidence fields into the format Stripe requires. First dispute free on the Shopify App, or $9.99 on the web tool.