Also called: Rebuttal letter, Dispute response letter, Representment letter
What a chargeback rebuttal letter is
A chargeback rebuttal letter is a short cover letter that states why a cardholder's claim is wrong and summarizes the evidence that supports your position. Your acquirer sends it with your evidence to the issuer, which decides whether to uphold or reverse the chargeback.
The letter is one part of representment, the process of challenging a chargeback. It is not a substitute for the evidence itself. The letter frames your case, while transaction records, delivery proof or customer communications support it.
The letter points to your evidence; the evidence must answer the reason code.
How the response process works
Your acquirer sends the dispute notice and reason code, then gives you a deadline to respond. As of 2026, the processor sets your deadline, with merchant response windows often lasting 20 to 30 days after notification. The issuer makes the decision under the card network's rules.
Address the reason code directly. For a Visa 13.1 nonreceipt claim, provide delivery, pickup or service-access records. For a Visa 10.4 card-not-present fraud claim, use relevant device or IP records and prior transaction history. A generic letter that does not answer the claim gives the issuer little reason to reverse the chargeback.
What to include in the letter
Identify the transaction and dispute, state your position in plain language, and explain how each piece of evidence answers the claim. Reference attachments by name or number so the reviewer can find the relevant proof quickly.
Use records tied to the specific transaction, such as an invoice, delivery confirmation, service-use log, accepted checkout terms or customer correspondence. For a cancellation dispute, include the cancellation date and billing terms. Submit only relevant records, and protect customer data you do not need to share.
What a rebuttal can and cannot recover
If the issuer accepts your response, the disputed sale amount is returned to your account. A chargeback fee can still apply whether you win or lose, so a successful rebuttal does not guarantee that every dispute-related cost is refunded.
A reversed chargeback still counts toward your chargeback ratio. Missing the response deadline means the case is decided without your evidence, the sale amount stays reversed, and the associated fee still applies. A rebuttal protects the chance to recover revenue, but it does not remove the dispute from monitoring.
What you can actually change
You cannot control the issuer's decision, but you control the quality and timing of your response. A precise letter and evidence matched to the reason code give the reviewer a clear basis to assess your case.
- Record the response deadline as soon as the dispute notice arrives.
- Use the reason code to choose evidence that answers the cardholder's specific claim.
- Keep the letter concise and label each supporting document.
- Compare the cost of the dispute fee with the sale amount before preparing a response.
- Read the notice. Capture the reason code, disputed amount and submission deadline from the acquirer's notice.
- Build a focused case. Arrange transaction records in the same order as the points in your letter.
- Submit on time. Leave time to confirm that your acquirer received the response before its deadline.
Frequently asked questions
Is a chargeback rebuttal letter the same as representment?
No. Representment is the process of challenging a chargeback, while the rebuttal letter is the cover note that summarizes your argument and points to supporting evidence. Your acquirer submits the letter and evidence together for the issuer to review.
What should a chargeback rebuttal letter include?
Identify the transaction and reason code, state why the claim is incorrect, and point to evidence that addresses it. For a nonreceipt claim, for example, include delivery or service-access records. Label attachments so the reviewer can locate each item.
How long do you have to submit a rebuttal letter?
Your acquirer or processor sets the deadline shown in the dispute notice. As of 2026, merchant response windows often last 20 to 30 days after notification, but the deadline for your specific case is the one in your notice.