MCC 9999
Client Defined MCC
MCC Code
9999
Category
Miscellaneous
Known Merchants
0+
API Access
MCC 9999 is a four-digit Merchant Category Code used to classify businesses that provide client defined mcc. This code falls under the Miscellaneous category.
Credit card networks like Visa and Mastercard use MCC 9999 to:
- Categorize transactions at merchants classified as "Client Defined MCC"
- Determine rewards and cashback eligibility for cardholders
- Enable expense tracking and reporting for businesses
- Power fraud detection systems
Developers can access MCC 9999 data through our REST API. Use our merchant lookup feature to automatically categorize transactions or build financial tools that require merchant classification.
Credit card rewards programs use MCC codes to determine which purchases qualify for bonus categories. If your credit card offers enhanced rewards on miscellaneous spending, transactions at merchants using MCC 9999 may qualify.
Common cards that may offer bonuses on miscellaneous purchases include:
- Cards with rotating quarterly categories
- Category-specific cards (dining, travel, etc.)
- Premium cards with broad category bonuses
Always check your card's terms to verify which MCC codes qualify for bonus rewards.
What is MCC code 9999?
MCC 9999 is a four-digit Merchant Category Code that classifies businesses as "Client Defined MCC". This code falls under the Miscellaneous category and is used by credit card networks to categorize transactions.
What types of businesses use MCC 9999?
Businesses classified under MCC 9999 typically include those that provide client defined mcc. We have 0+ merchants in our database using this MCC code.
Does MCC 9999 qualify for credit card rewards?
Whether MCC 9999 qualifies for bonus rewards depends on your credit card's terms. Cards that offer bonuses on miscellaneous spending may reward transactions at merchants using this code. Check your card's reward categories to confirm.
How can I look up MCC 9999 programmatically?
You can access MCC 9999 data through our REST API. Sign up for a free API key to query MCC codes, get merchant mappings, and integrate MCC data into your applications.