Mastercard Debit

Debit Mastercard is the standard Mastercard-branded debit product that has replaced Maestro across Europe and globally since July 2023. Where Maestro was a PIN-only domestic debit scheme with significant limitations for online commerce, Debit Mastercard operates on the full Mastercard network, is accepted anywhere Mastercard is accepted worldwide, supports online transactions natively, and is compatible with 3DS2 authentication, recurring payments, pre-authorisations, and mobile wallets including Apple Pay and Google Pay.

For merchants in Europe, Debit Mastercard is now the primary debit instrument issued by most European banks that previously issued Maestro. The transition is ongoing through the current card expiry cycle, with full migration expected by 2027. Merchants who accepted Maestro and accept Mastercard already accept Debit Mastercard with no additional action required.

On cost, Debit Mastercard interchange in the EEA is capped at 0.2% per transaction for consumer cards under the EU Interchange Fee Regulation, making it one of the lowest-cost card acceptance categories available to European merchants. This cap applies to domestic and intra-EEA consumer debit transactions. Scheme fees add approximately 0.12% on top of interchange, and the acquirer’s own margin is applied on top of that. The total cost to the merchant therefore depends heavily on the pricing model and acquirer margin. On interchange-plus pricing, the regulated 0.2% base makes Debit Mastercard genuinely cost-efficient. On flat-rate pricing, the actual cost is obscured and often significantly higher than the regulated rate would imply.

Commercial Debit Mastercard cards, issued to businesses rather than consumers, are not subject to the IFR interchange cap. Commercial card interchange is uncapped and typically considerably higher than consumer debit rates, which is a relevant distinction for merchants in B2B-oriented categories or those processing mixed consumer and commercial card volume.

The UK Competition Appeal Tribunal ruled in June 2025 that Visa and Mastercard’s default interchange fee structures breach competition law in cases involving commercial cards, cross-border payments, and consumer cards. Both networks are appealing. The outcome is worth monitoring for any merchant with material cross-border card volume or significant commercial card exposure.

PSP support for Debit Mastercard is universal. Every PSP with card acquiring capability accepts it by default.

Relevant markets: Global, with strongest volume in Europe where it has replaced Maestro