Thomson Reuters incident

ONESOURCE Indirect Tax calculation failures in REST API - AMER PROD

Minor Resolved View vendor source →
Started
Mar 21, 2026, 03:10 PM UTC
Resolved
Mar 21, 2026, 04:52 PM UTC
Duration
1h 42m
Detected by Pingoru
Mar 21, 2026, 03:10 PM UTC

Affected components

ONESOURCE Determination Enterprise Cloud (AWS AMER)

Update timeline

  1. identified Mar 21, 2026, 03:17 PM UTC

    We experienced tax calculation failures for our REST API transactions in AMER PROD between 9:45 AM - 9:50 AM CST. We are actively monitoring the situation and will soon update on the latest status.

  2. resolved Mar 21, 2026, 04:52 PM UTC

    Tax calculation failures affected REST API transactions in AMER PROD from 9:45 to 9:50 a.m. CST. The systems have auto-healed, and we are investigating the root cause. We will complete the RCA and share additional details soon.

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