Thomson Reuters Outage History

There were 33 Thomson Reuters outages since February 20, 2026 totaling 296h 8m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://corporates-status.thomsonreuters.com

Notice March 10, 2026

GoSystem Tax RS in AMERS

Detected by Pingoru: Mar 10, 2026, 11:42 PM UTC
Resolved: Mar 11, 2026, 02:39 PM UTC
Duration: 14h 57m

Affected: AMERS GoSystem Tax RSAMERS GoSystem Tax RS API

Timeline · 3 updates

investigating Mar 10, 2026, 11:42 PM UTC

We are currently experiencing a performance issue with the Messaging and Workflows feature with our GoSystem Tax RS service. Our team is actively working to resolve this matter as quickly as possible. We apologize for any inconvenience and appreciate your understanding and patience. Further updates will be provided here as soon as we have more information, if you have any questions please contact Customer Support.
investigating Mar 11, 2026, 02:20 AM UTC

The issue has been resolved and we will continue to monitor the situation.
resolved Mar 11, 2026, 02:39 PM UTC

This incident has been resolved.

Read the full incident report →

Minor March 8, 2026

Intermittent Tax calculation failures in Amer UAT - SOAP & REST

Detected by Pingoru: Mar 08, 2026, 06:51 AM UTC
Resolved: Mar 08, 2026, 11:57 PM UTC
Duration: 17h 6m

Affected: ONESOURCE Determination Enterprise Cloud (AWS AMER)

Timeline · 2 updates

investigating Mar 08, 2026, 06:51 AM UTC

We are currently experiencing intermittent issues with Tax calculation feature with our ONESOURCE Indirect Tax Determination Enterprise service.
resolved Mar 08, 2026, 11:57 PM UTC

This incident has been resolved.

Read the full incident report →

Notice March 7, 2026

Intermittent latency issues for Tax Calculations in AMER UAT - SOAP & REST

Detected by Pingoru: Mar 07, 2026, 02:45 PM UTC
Resolved: Mar 07, 2026, 04:29 PM UTC
Duration: 1h 43m

Affected: ONESOURCE Determination Enterprise Cloud (AWS AMER)

Timeline · 3 updates

investigating Mar 07, 2026, 02:45 PM UTC

Intermittent Issues: We are currently experiencing intermittent issues with the Tax calculation feature with our ONESOURCE Indirect Tax Determination Enterprise service.
monitoring Mar 07, 2026, 03:00 PM UTC

A fix has been implemented and we are monitoring the results.
resolved Mar 07, 2026, 04:29 PM UTC

Dear Customers, We experienced intermittent issue with tax calculation SOAP and REST APIs in the ONESOURCE Indirect Tax Determination - AMER UAT environment between 07:50 AM and 08:40 AM CST on March 7. The issue has now been mitigated.. We apologize for any inconvenience this may have caused and appreciate your understanding and patience. Further details will be provided in the formal RCA. If you have any questions, please contact Customer Support.

Read the full incident report →

Notice March 6, 2026

Intermittent latency issues in AMER UAT - SOAP & REST

Detected by Pingoru: Mar 06, 2026, 02:26 PM UTC
Resolved: Mar 06, 2026, 06:13 PM UTC
Duration: 3h 47m

Affected: ONESOURCE Determination Enterprise Cloud (AWS AMER)

Timeline · 3 updates

investigating Mar 06, 2026, 02:26 PM UTC

We are currently experiencing intermittent issues with the Tax calculation feature with our ONESOURCE Indirect Tax Determination Enterprise service.
monitoring Mar 06, 2026, 03:46 PM UTC

A fix has been implemented and we are monitoring the results.
resolved Mar 06, 2026, 06:13 PM UTC

This incident has been resolved.

Read the full incident report →

Notice March 6, 2026

GoSystem tax customers may see delays in event notifications that may impact workflows.

Detected by Pingoru: Mar 06, 2026, 03:06 AM UTC
Resolved: Mar 06, 2026, 05:46 PM UTC
Duration: 14h 39m

Affected: AMERS GoSystem Tax RS

Timeline · 3 updates

investigating Mar 06, 2026, 03:06 AM UTC

We are currently experiencing delays in processing messaging events with our GoSystem Tax service. Our team is actively working to resolve this matter as quickly as possible. We apologize for any inconvenience and appreciate your understanding and patience. Further updates will be provided here as soon as we have more information. If you have any questions, please contact Customer Support.
monitoring Mar 06, 2026, 04:59 AM UTC

A fix has been implemented and we are monitoring the results.
resolved Mar 06, 2026, 05:46 PM UTC

This incident has been resolved.

Read the full incident report →

Minor March 5, 2026

ONESOURCE GTM -- US Government Filing Disruption

Detected by Pingoru: Mar 05, 2026, 03:55 PM UTC
Resolved: Mar 13, 2026, 06:36 PM UTC
Duration: 8d 2h

Affected: Govt Connectivity US - ABI/AES

Timeline · 2 updates

identified Mar 05, 2026, 03:55 PM UTC

Thomson Reuters is aware of a change made to ACE overnight that is causing entries to reject with the message "TRFF ADJSTMNT CONFLICT - ENT TYPE". It appears that entry line with IEEPA tariffs on will be rejected (no matter the entry or privilege date). We are working on fully confirming the scenarios and expectations for filings based on this update and will continue to post updates as additional guidance is issued. Please also feel free to reach out to your ABI Representative for additional guidance.
resolved Mar 13, 2026, 06:36 PM UTC

This incident has been resolved.

Read the full incident report →

Notice February 27, 2026

Intermittent UI Slowness in ONESOURCE Indirect Tax Determination Enterprise

Detected by Pingoru: Feb 27, 2026, 06:46 PM UTC
Resolved: Feb 27, 2026, 07:14 PM UTC
Duration: 27m

Affected: ONESOURCE Determination Enterprise Cloud (AWS AMER)ONESOURCE Determination Enterprise Cloud (AWS EMEA)ONESOURCE Determination Enterprise Cloud (OCI AMER)

Timeline · 2 updates

monitoring Feb 27, 2026, 06:46 PM UTC

Dear Customers, We experienced intermittent UI slowness issues in the ONESOURCE Indirect Tax Determination UAT and PROD environments between 06:30 AM CT and 08:00 AM CT today. We apologize for any inconvenience caused and appreciate your understanding and patience. Further details will be provided in the formal RCA. If you have any questions, please contact Customer Support.
resolved Feb 27, 2026, 07:14 PM UTC

This incident has been resolved.

Read the full incident report →

Notice February 25, 2026

Intermittent tax failures for Soap & REST API-AWS AMER UAT

Detected by Pingoru: Feb 25, 2026, 01:48 PM UTC
Resolved: Feb 27, 2026, 02:33 PM UTC
Duration: 2d

Affected: ONESOURCE Determination Enterprise Cloud (AWS AMER)

Timeline · 3 updates

investigating Feb 25, 2026, 01:48 PM UTC

We are currently experiencing intermittent issues with Tax Calculation feature with our Soap & Rest ApI service.
monitoring Feb 25, 2026, 02:04 PM UTC

Dear Customers, We experienced intermittent issues with tax calculation SOAP and REST API in the ONESOURCE Indirect Tax Determination - AMER UAT environment between 6:49 AM CT and 7:04 AM CT AM on Feb 25. The issue has now been resolved. We apologize for any inconvenience and appreciate your understanding and patience. Further details will be provided in the formal RCA. If you have any questions, please contact Customer Support.
resolved Feb 27, 2026, 02:33 PM UTC

This incident has been resolved.

Read the full incident report →

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