American ExpressFraudUpdated June 2026

American Express Reason Code F29: Card Not Present Fraud

The cardholder disputes a card-not-present transaction as fraudulent — Amex’s primary online fraud code.

Respond within ~20 days
Highly winnable

Your strongest argument

AVS and CID matched and delivery/usage ties the order to the genuine cardholder.

Evidence that wins a American Express F29 dispute

  • AVS and CID match results from the authorization
  • Device fingerprint / IP tied to the cardholder
  • Proof of delivery or product access after purchase
  • Prior undisputed order history from the cardholder

Ordered strongest first — lead your rebuttal with the items at the top.

Not sure you have enough to win?

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How processors label this dispute

ProcessorWhat you'll see
Stripereason: fraudulent

Where to pull this evidence

Prove the genuine cardholder made and benefited from the purchase. Authentication data wins these. Here's exactly where the relevant records live in each processor dashboard — gather them free before you build your pack.

Stripe

Dashboard → Payments → Disputes (or the email alert from Stripe).

  • AVS & CVC check results: Open the original payment → Payment details → "Checks" (CVC, ZIP, address).
  • Customer email, IP, and device: Payment → Customer section and the "Risk insights" / Radar panel.
  • Receipt / order confirmation: Payment → "Send receipt" or your order-management system; export the PDF.
  • Refund history & reference IDs: Payment → Timeline shows any refunds with their re_… reference IDs.

Shopify Payments

Shopify admin → Orders → the flagged order → "Chargeback" banner, or Settings → Payments → Manage disputes.

  • Order & fulfillment details: Orders → the order → Fulfillment + Timeline (shows when items shipped).
  • Tracking number & carrier: Orders → Fulfillment → tracking; confirm "Delivered" status with the carrier.
  • Customer info & IP: Order → Customer section; Order → Additional details / fraud analysis for IP and AVS/CVV.
  • Fraud analysis (AVS/CVV/risk): Order → "Fraud analysis" panel shows AVS, CVV, and Shopify’s risk indicators.

Square

Square Dashboard → Disputes (or Balance → Disputes), or the email from Square.

  • Transaction & receipt: Transactions → the payment → receipt; "Resend receipt" for a copy.
  • Card-present / chip details: Transaction detail shows entry method (chip, tap, keyed) — chip reads support card-present disputes.
  • Customer details: Customer Directory → the customer; or the transaction’s customer section.
  • Itemization & amount: Transaction → itemized breakdown to rebut "incorrect amount" claims.

PayPal

PayPal → Resolution Center → the open case (Dispute, Claim, or Chargeback).

  • Transaction details & ID: Activity → the transaction → details; note the Transaction ID.
  • Proof of delivery / tracking: Resolution Center → "Respond" → add tracking number + carrier (PayPal validates delivery).
  • Proof of shipment / service: Resolution Center evidence upload: invoice, shipment receipt, or service-completion proof.
  • Buyer communication: Resolution Center message thread + your own email records with the buyer.

Build a submission-ready American Express F29 response

ChargebackKit assembles your evidence into a formatted, labeled rebuttal pack with the exhibits and response letter card networks expect — pre-mapped to Fraudulent / Unauthorized disputes.

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Or run the free readiness check first.

Frequently asked questions

What is American Express reason code F29?
Amex F29 ("Card Not Present") is filed when a cardholder disputes an online or phone transaction as fraudulent.
How do I win an F29 chargeback?
Submit AVS/CID match data, device and IP evidence, and proof of delivery or product use linking the order to the cardholder.
How fast must I respond to Amex disputes?
Amex response windows are often shorter than Visa/Mastercard — frequently around 20 days. Respond immediately when the inquiry arrives.

Where to go next

Build the pack for Fraudulent / Unauthorized disputes, or dig into the matching guide, template, and processor evidence requirements.

Updated June 2026. Reason-code meanings and evidence requirements are sourced from card network documentation and may change; always check your processor dashboard for the exact deadline and label on your dispute.