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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Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Oct 18, 2025 - 07:30 CDT
Scheduled
ONESOURCE Determination: Planned maintenance event to upgrade databases being deployed in the PRODUCTION environment in the AWS – AMER and EMEA regions. Downtime is expected on UI and configuration components during this window. Tax calculation services will remain operational.
