Every merchant in a high-risk category should be able to state their current chargeback ratio without looking it up. If you cannot, that is the first thing to fix, because by the time an acquirer raises it with you, you are already in a conversation you did not choose.
How the ratio is calculated
In its simplest form, chargebacks divided by transactions over a given period, usually a calendar month, expressed as a percentage. The detail matters more than it appears to. Some programmes count against the current month’s transactions, others against the prior month’s, which produces meaningfully different numbers for a business with fluctuating volume. Some measure by count, others by value. And a single monthly reading is what triggers action, not a rolling average — so a business with a clean annual record can still be flagged on the back of one bad month.
Ask your acquirer exactly how they calculate it and against which denominator. Then calculate it the same way yourself, monthly, and keep the record.
Network monitoring programmes
Both major card networks operate programmes that identify merchants whose dispute levels exceed defined thresholds, with escalating tiers, mandatory remediation and per-chargeback fees that rise the longer a merchant stays enrolled. The specific numeric thresholds differ between networks and between programme tiers, and they have been revised over time — including downward. For that reason we do not publish a single figure here as if it were universal. Confirm the current thresholds against the applicable Visa and Mastercard programme rules, or ask your acquirer to state in writing which programme applies to you and at what level.
What is consistent is the direction of travel: acquirers generally act well before a merchant reaches a network threshold, because enrolment costs them money and attracts scrutiny. Assume your acquirer’s internal tolerance is materially tighter than the network’s published one.
Monitoring your own ratio
Track it monthly against the same denominator your acquirer uses. Separate genuine fraud from service disputes and from friendly fraud, because the remedies are completely different — fraud is a security problem, service disputes are an operations problem, and friendly fraud is usually a billing descriptor or customer-service problem. Use the alert and prevention services your provider offers; a resolved alert does not count as a chargeback, which makes them among the cheapest interventions available.
How high-risk providers price around elevated risk
A specialist acquirer expects a higher dispute rate in certain categories and prices for it through rate and reserve rather than declining outright. What they will not tolerate is an unexplained trend. A merchant running a consistent, disclosed ratio with a documented mitigation plan is a manageable account. A merchant whose ratio doubles without warning is a termination risk regardless of the absolute number.
Frequently asked questions
No. A refund is you returning the money voluntarily; a chargeback is the customer's issuer reversing it. Refunds do not enter the chargeback ratio, which is exactly why refunding a complaint promptly is cheaper than winning the dispute later.
Generally yes for monitoring purposes — the dispute was filed, and most programmes count filings rather than outcomes. Winning representment recovers the money; it does not usually undo the ratio impact. That is why prevention beats defence.
Lower than whatever your acquirer's comfort level is, and stable rather than climbing. Rather than targeting a published figure, ask your acquirer what ratio they monitor you against and what level triggers a conversation — that number is the one that affects your account.
Compare providers that work with elevated chargeback profiles
This guide is general information about payment processing and does not constitute legal or regulatory advice. Requirements change and vary by jurisdiction and by licence type. Confirm anything material with UAE-qualified counsel or the relevant authority before acting on it.