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ONESOURCE IDT Determination Anywhere – Version 2026.05.09 UAT & PROD Patch Information (AMER Region)

Scheduled Maintenance Report for Thomson Reuters Corporates

Completed

The scheduled maintenance has been completed.
Posted Oct 01, 2026 - 19:01 CDT

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Oct 01, 2026 - 15:01 CDT

Scheduled

Dear Valued Customers,

A patch (version 2026.05.09) for ONESOURCE Determination Anywhere is being applied to the UAT and PROD AMER environments on the following dates:

● UAT: October 1, 2026, at 2:00 PM EST.
● PROD: October 5, 2026, at 9:00 AM EST.

You will be able to access the updated environment after the deployment is completed. Please note that you should not experience any downtime during the deployment window.

For details on the changes included, see the ONESOURCE Determination Anywhere 2026.05 fourth patch release notes.

Thank you for your continued support. We look forward to providing you with the best possible tax compliance solutions.

Warmest regards,

ONESOURCE Indirect Tax Product Management
Posted Oct 01, 2026 - 13:17 CDT
This scheduled maintenance affected: Indirect Tax (ONESOURCE Determination Anywhere (AWS AMER), ONESOURCE Determination Anywhere (OCI AMER)).