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Welcome to the Thomson Reuters Corporate Tax and Trade Status page – This is the centralized resource for real-time visibility into the performance and availability of all Thomson Reuters Corporate Tax and Trade products.
This portal provides updates on service status, ongoing incidents, scheduled maintenance, and performance issues across our Corporate Tax and Trade product suite. Our goal is to keep you informed with timely, accurate information so you can plan your work accordingly.
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ONESOURCE Determination Enterprise Cloud – Version 2026.06.08 Database Maintenance: Configuration Propagation Delay and Cloud UI Downtime (UAT AMER environment)
Scheduled Maintenance
Report for Thomson Reuters Corporates
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In progress
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Scheduled
ONESOURCE Determination Enterprise Cloud – Version 2026.06.08 database patch will be applied to the UAT AMER environment on November 6, 2026, from 10:00 AM to 1:00 PM CST. It is the only change in this release. During the window, configuration changes may take up to 3 hours to propagate to the Calc Engine (which remains available, with no downtime), and the Cloud UI and impacted Configuration APIs may be unavailable for up to 1 hour. Normal service resumes once maintenance is complete. Release notes will follow in the Help and Support 2026 Releases article.
This scheduled maintenance affects: Indirect Tax (ONESOURCE Determination Enterprise Cloud (AWS AMER), ONESOURCE Determination Enterprise Cloud (OCI AMER)).