Glossary term
Merchant Category Code (MCC)
A four-digit code classifying a merchant's business type. An inaccurate code can misrepresent risk and create compliance exposure for acquirers.
A Merchant Category Code is a four-digit number that classifies a merchant by the type of goods or services it sells. Card networks and acquirers use MCCs to apply pricing, route transactions, and assess risk. High-risk business types carry MCCs that attract closer monitoring.
The accuracy of an MCC matters because it is a primary input to how a merchant's risk is understood. A merchant classified under a benign code while actually operating in a higher-risk category is misrepresented to the acquirer — sometimes inadvertently, sometimes deliberately. Either way, the mismatch can become a compliance problem the acquirer inherits.
For creator economy platforms, MCC accuracy connects to the broader question of whether a creator's real activity matches their declared activity. A creator whose stated business does not reflect what they actually sell is the same underlying risk that MCC misclassification represents at the merchant level.
This definition is provided for general educational purposes and is not legal or compliance advice.
Related terms
Transaction Laundering
Using a legitimate merchant account to process payments for undisclosed third parties or prohibited goods, hiding the true nature of the transactions.
Prohibited Business List
A payment processor's published list of business categories it will not process payments for, such as piracy, counterfeit goods, or unlicensed regulated products.
Acquiring Bank (Acquirer)
The bank that holds a merchant's account and processes card transactions. It absorbs card network fines and passes them to the merchant or platform.