Mastercard Merchant Payment Gateway ID {#mc-network-partner-id}
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**Effective date:**April 12, 2024  
**Processor:** `Visa Platform Connect`  
**Regions:**All  
**Services:**

* Authorization request

* Authorization reversal request

* Credit request  
  **Feature**  
  As of April 12, 2024, Mastercard is revising standards to populate the merchant payment gateway ID for all card-not-present transactions.  
  When merchants process card-not-present Mastercard transactions and do not include the merchant payment gateway ID in their request, `Cybersource` sets the field value to `00000163065`.  
  **Acquirers**  
  Acquirers must support this data in the TC 33 capture file:

* Record: CP01 TCR 7

* Position: 158-168

* Field: Merchant Payment Gateway ID

{#mc-network-partner-id_ul_j2t_j53_hzb}  
**Merchants**  
Merchants who support card-not-present Mastercard transactions must include this field in all transaction requests. When merchants process card-not-present transactions and do not include this field in their request, `Cybersource` sets the field value to `00000163065`.
* **REST API Field:** processingInformation.networkPartnerId
* **SCMP API Field:** network_partner_id
* **Simple Order API Field:** ccAuthService_networkPartnerId