Amex · F14Fraud40% industry win rate
Missing Signature
Cardholder claims signature is missing or invalid on card-present transaction.
Required evidence
- Signed receipt or POS terminal record
- EMV chip read confirmation
Playbook
For CNP transactions this rarely applies. For CP, EMV chip authentication is the win.
Amavest auto-bundles this
When a dispute hits your Stripe account with code F14, Amavest pulls the evidence above, drafts the response, and submits it before the deadline.
Related fraud codes
Frequently asked questions
- What does Amex chargeback reason code F14 mean?
- Cardholder claims signature is missing or invalid on card-present transaction.
- What is the win rate for Amex F14 disputes?
- Industry-observed representment win rate for Amex F14 (Missing Signature) averages around 40% when the correct evidence is submitted within the network's response window.
- What evidence is required to fight a Amex F14 chargeback?
- To dispute Amex F14, acquirers typically require: Signed receipt or POS terminal record; EMV chip read confirmation.
- How should a merchant respond to a Amex F14 dispute?
- For CNP transactions this rarely applies. For CP, EMV chip authentication is the win.