American Express Reason Code C04

What is

American Express Reason Code C04

?

The cardmember returned or refused the item, and disputes being charged for it.

Why this happens

An item was returned or refused at delivery, but the charge wasn't reversed in time.

What this means for each merchant

Proof of the return/refusal and your refund policy terms are the central evidence.

Evidence that typicalls wins this

Return tracking/confirmation, or delivery-refusal record from the carrier, plus your return policy.

How to fight it

Submit return tracking/confirmation and show the refund was (or will be) processed per your stated policy.

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Common mistakes

Not processing refunds promptly once a return is confirmed received.

How to prevent it

Automate refund triggers the moment a return is confirmed received.

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