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September 30, 2026 — Data eXchange specification version 26.3 published

Data eXchange specification version 26.3 published containing the following enhancements:

• Function 1402 - Account Summary Misc 11 and Misc 12 added
• Function 1453 - View cardholder information, added dates updated
• Documentation updates to correct typos

June 30, 2026 — Data eXchange specification version 26.2 published

Data eXchange specification version 26.2 published containing the following enhancements:

• Function 1414 - Payment History, payment transaction type added
• Function 1453 - View cardholder information, added dates updated
• Function 1407 - Response for MLR accounts added