# Announcements source: https://developer.mastercard.com/mastercom-extended/documentation/announcements/index.md ### 1. Updates to the Mastercom Extended Queues and Reports Specification {#1-updates-to-the-mastercom-extended-queues-and-reports-specification} February 2026: Mastercard is updating the Mastercom Extended Queues and Reports Specification to include a Pending Documentation Report. This report helps customers identify dispute events that are pending document uploads within the allowed submission time frame. | Standard Report Name | Report Definition ID | Report Description | |------------------------------|----------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | Pending Documentation Report | RD-00-17 | This contains claims where a document is pending on an event. Given the current dispute rules, events will only show in this report within 8 days of event creation. Region: Global, India domestic | The Pending Documentation Report will be available on the following dates: | Environment | Date | |-------------|--------------| | MTF | 25 June 2026 | | Production | 30 June 2026 | ### 2. Introducing Fraud Reporting in Mastercom Extended {#2-introducing-fraud-reporting-in-mastercom-extended} December 2025: Mastercard is updating the Mastercom Extended API Transactions, Claims, Documents, and Fraud Specification to allow issuers to submit confirmed fraud to the Fraud and Loss Database. For further information, refer to [GLB 12700.1 Introducing Fraud Reporting in Mastercom Extended](https://trc-techresource.mastercard.com/r/bundle/m_an12700_en-us/page/d/en-US/) in the Technical Resource Center on Mastercard Connect. *** ** * ** *** ### 3. Update of Mastercom Extended for Issuers and Acquirers in India {#3-update-of-mastercom-extended-for-issuers-and-acquirers-in-india} November 2025: Mastercard has published updated Environment Domains and Mastercom Extended API specifications to include support for issuers and acquirers in India. For further information, refer to [AP 12116.1 Mastercom Extended for Issuers and Acquirers in India](https://trc-techresource.mastercard.com/r/bundle/m_an12116_en-us/page/d/en-US/) in the Technical Resource Center on Mastercard Connect. *** ** * ** *** ### 4. Update of Mastercom Extended API Transactions, Claims, and Documents Specification and Queues and Reports Specification {#4-update-of-mastercom-extended-api-transactions-claims-and-documents-specification-and-queues-and-reports-specification} September 2025: Mastercard is enhancing the Mastercom Extended API with the following updates: > * Updated the Transactions, Claims, and Documents Specification to support full and partial chargebacks and representments on Single Message purchases with cash back transactions. > * Updated responses for the `GET /claims/{claim_id}` endpoint in the Transactions, Claims, and Documents Specification and the `GET /queues/{queue_id}/claims` endpoint in the Queues and Reports Specification. | Specification | Endpoint | New parameter | |---------------------------------------------------|-----------------------------------------------------------------|--------------------------------------------------------------------------------------| | Transactions, Claims, and Documents Specification | `POST ​/claims​/{claim_id}​/disputes` | `cashBackDisputeAmount` | | Transactions, Claims, and Documents Specification | `GET /claims/{claim_id}` | `newPurchaseAmount`, `newCashBackAmount`, `cashBackDisputeAmount`, `documentDuedate` | | Transactions, Claims, and Documents Specification | `POST /claims/{claim_id}/chargebacks/{event_id}/representments` | `cashBackDisputeAmount` | | Queues and Reports Specification | `GET /queues/{queue_id}` | `documentDuedate` | For further information, refer to [GLB 12205.1 Mastercom Technical Enhancements for September 2025](https://trc-techresource.mastercard.com/r/bundle/m_an12205_en-us/page/d/en-US/) in the Technical Resource Center on Mastercard Connect. *** ** * ** *** ### 5. Update of Mastercom Extended Transactions, Claims, and Documents API Specification {#5-update-of-mastercom-extended-transactions-claims-and-documents-api-specification} August 2025: Mastercard is updating responses for the `POST /transactions/searches` and `GET /claims/{claim_id}` endpoints in the Transactions, Claims, and Documents Specification to include new parameters. | Parameter | Description | Endpoint | |--------------------------|-----------------------------------------------------------------------------------------------------|---------------------------------------------------------| | `type` | Identifies the lifecycle event. | `POST /transactions/ searches` `GET /claims/{claim_id}` | | `localCompletedAmount` | The current amount of the transaction including any adjustments or reversals in the local currency. | `POST /transactions/ searches` `GET /claims/{claim_id}` | | `adviceReasonCode` | Reason code indicating the specific purpose of an advice message. | `POST /transactions/ searches` `GET /claims/{claim_id}` | | `systemTraceAuditNumber` | The number assigned by the message originator to uniquely identify a transaction. | `POST /transactions/ searches` `GET /claims/{claim_id}` | | `claimAllowed` | Indicates if a claim can be created from the transaction. | `POST /transactions/ searches` | *** ** * ** *** ### 6. Mastercom API Migration to DigiCert Certificate Authority {#6--mastercom-api-migration-to-digicert-certificate-authority} 25 February 2025: Mastercard will be migrating from Entrust to DigiCert CA certificates, in response to the announcement made by Google and Mozilla to move away from Entrust CA. You are required to switch to DigiCert CA before March 24, 2025 in production to ensure a successful SSL handshake and avoid any service disruption. For further information, refer to [GLB 11190.1 Mastercom API Migration to DigiCert Certificate Authority](https://trc-techresource.mastercard.com/r/bundle/m_an11190_en-us/page/d/en-US/) in the Technical Resource Center on Mastercard Connect. *** ** * ** *** ### 7. Update of Mastercom Extended API Specification {#7-update-of-mastercom-extended-api-specification} Mastercard is enhancing the existing Mastercom Extended API with the following updates: > * Separating the existing specification into four files. > * Adding additional dispute processing functionality to support Mastercard Send. For further information, refer to [GLB 11038.2 Updates to Mastercom Extended API Specification Supporting Dispute Processing for Mastercard](https://trc-techresource.mastercard.com/r/bundle/m_an11038_en-us/page/d/en-US/) in the Technical Resource Center on Mastercard Connect. *** ** * ** *** ### 8. Mastercom Extended API Single Message functionality in production {#8-mastercom-extended-api-single-message-functionality-in-production} The Mastercom Extended API Single Message functionality, Phase 1A and 1B only, is released in production. For further information, refer to [US 8733.6 Migration of Single Message System Dispute Processing into Mastercom](https://trc-techresource.mastercard.com/r/bundle/m_AN8733_en-us/page/d/en-US/), [LAC 10231.3 Migration of Single Message System Dispute Processing into Mastercom](https://trc-techresource.mastercard.com/r/bundle/m_an10231_en-us/page/d/en-US/), or [MEA 10740.3 Migration of Single Message System Dispute Processing into Mastercom](https://trc-techresource.mastercard.com/r/bundle/m_an10740_en-us/page/d/en-US/) in the Technical Resource Center on Mastercard Connect for production dates by region. *** ** * ** *** ### 9. Update of Mastercom Extended API specifications {#9-update-of-mastercom-extended-api-specifications} Mastercard has updated the Mastercom Extended API specifications to Version 1.0.0, including breaking changes. Any issuers or acquirers that have coded to previous specifications must update their code. For further information, refer to [GLB 9141.1 Updates to Existing Mastercom Extended API Specification](https://trc-techresource.mastercard.com/r/bundle/m_an9141_en-us/page/d/en-US/) in the Technical Resource Center on Mastercard Connect. *** ** * ** *** ### 10. Update of Mastercom Extended API URI {#10-update-of-mastercom-extended-api-uri} Mastercard has updated the Mastercom Extended API URI to: Production: Sandbox: *** ** * ** ***