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GLOSSARY

Rolling Reserve

Last Update: 10 Mar 2026

A rolling reserve is a risk management strategy used by acquiring banks and payment processors to protect themselves from potential financial losses. It involves withholding a specific percentage of a merchant's daily credit card sales (usually between 5% and 10%) and holding it in a non-interest-bearing escrow account for a predetermined period (typically 6 months).

Why Apply a Rolling Reserve?

 

If a merchant operates in a high-risk industry, has a history of high chargebacks, or is a brand-new business with no processing history, the acquirer needs a financial buffer. If the merchant suddenly goes out of business or gets hit with massive chargeback fraud, the acquiring bank uses the funds in the rolling reserve to pay back the cardholders.

Automating Reserve Logic with Onlayer

 

Deciding when to apply a reserve shouldn't be a guessing game. Onlayer allows risk teams to auto-classify merchants instantly using custom AI-driven decision rules. If a merchant's risk profile elevates, Onlayer can route them to a "Pass with Notes" outcome, providing clear remediation paths and tailored onboarding logic that automatically flags the requirement for a rolling reserve based on MCC risk levels.

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