Thomson Reuters incident
Intermittent Tax calculation failures in AMER, EMEA UAT & Production
Resolved after 1 hour 50 minutes, affecting ONESOURCE Determination Enterprise Cloud (AWS AMER) and ONESOURCE Determination Enterprise Cloud (AWS EMEA) and 1 more, on July 24, 2026.
Dear Customers, We experienced intermittent tax calculation failures affecting XML servlet requests in the UAT and Production environments for ONESOURCE Indirect Tax Determination services across the EMEA and AMER regions. . The issue is already mitigated now. We sincerely apologize for any inconvenience and appreciate your understanding and patience during the incident. Further details will be provided in the formal RCA. If you have any questions or require further assistance, please contact Customer Support.
Affected components
Update timeline
- investigating Jul 24, 2026, 03:44 PM UTC
Dear Customers, We would like to inform you that we are currently experiencing intermittent tax calculation failures for XML servlet requests in the AMER UAT and Production environments. Technical teams are currently working on it with high priority to restore the services. More details to follow soon. Thank you for your understanding and patience
- investigating Jul 24, 2026, 04:00 PM UTC
Dear Customers, We would like to inform you that we are currently experiencing intermittent tax calculation failures for XML servlet requests in the AMER, EMEA UAT and Production environments.. Technical teams are currently working on it with high priority to restore the services. More details to follow soon. Thank you for your understanding and patience
- resolved Jul 24, 2026, 05:34 PM UTC
Dear Customers, We experienced intermittent tax calculation failures affecting XML servlet requests in the UAT and Production environments for ONESOURCE Indirect Tax Determination services across the EMEA and AMER regions. . The issue is already mitigated now. We sincerely apologize for any inconvenience and appreciate your understanding and patience during the incident. Further details will be provided in the formal RCA. If you have any questions or require further assistance, please contact Customer Support.
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