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Legal, financial, and risk management solutions for professionals and businesses.
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The latest official observation is not fresh enough to confirm current service health.
Official provider statusOfficial maintenance active
ONESOURCE GTM – AWS Maintenance — Thomson Reuters will be performing scheduled maintenance on Sunday, Sep 20th, 2026 beginning at 1 AM Eastern time and will conclude by Sunday, Sep 20th, 2026 at 6 PM Eastern time. The maintenance will include updates and patches to implementation and production environments. During this maintenance there will be intermittent downtime, and you will not be able to access implementation and production instances. If you have any questions or concerns, please contact Customer Support.
Official provider statusOfficial maintenance active
ONESOURCE GTM – AWS Maintenance — Thomson Reuters will be performing scheduled maintenance on Sunday, Sep 6th, 2026 beginning at 1 AM Eastern time and will conclude by Sunday, Sep 6th, 2026 at 6 PM Eastern time. The maintenance will include updates and patches to implementation and production environments. During this maintenance there will be intermittent downtime, and you will not be able to access implementation and production instances. If you have any questions or concerns, please contact Customer Support.
Official provider status0 individual report entries in the last 24 hours. This list includes legacy imports; external source aggregates are shown in the chart.
Official status observations, not measured service uptime.
Official incidents, early warnings and community reports are identified separately. Early warning history covers only the last 24 hours. Dates use your time zone.
| Incident name | Duration | StartedUTC | Acknowledged | Severity |
|---|---|---|---|---|
| 0m | Yes | Unknown | ||
| 3h 16m | Yes | Minor | ||
| 26m | Yes | Minor | ||
| 5h 5m | Yes | Unknown | ||
| 5h 38m | Yes | Minor | ||
| 5h 20m | Yes | Minor | ||
| 6h 51m | Yes | Minor | ||
| 16h 34m | Yes | Minor |
Uptimus monitors Thomson Reuters through its official status source and normalizes published incidents, maintenance windows and component health into one consistent service status.
This page currently includes 212 monitored components, 57 indexed incidents, 103 maintenance windows and 8 days of known history.
Uptimus is an independent monitoring service and is not affiliated with Thomson Reuters. A healthy status does not guarantee that every user, device or region is unaffected.
Get notified when Thomson Reuters or one of its monitored components reports a major outage or another critical service disruption. Alerts can be routed through the notification channels enabled for your workspace, including email, push and configured integrations. The available history contains 57 indexed incidents, giving each alert context beyond the current status. A recent indexed incident was “We experienced an issue with our ONESOURCE Platform service, which impacted non-admin users ability to load product tiles”.
Get notified about degraded performance, partial impact and smaller incidents that do not represent a complete outage. Uptimus currently tracks 212 Thomson Reuters components: AMERS (onesourcetax.com), AMERS (web) BEPS Action Manager, AMERS Audit Manager, AMERS Calendar. Alerts can be routed through the notification channels enabled for your workspace, including email, push and configured integrations.
Planned work published by the official provider.
ONESOURCE Tax Information Reporting Release 26.07 will be installed from 7:00 P.M. (CT) on 16th February 2027 until 06:00 A.M. (CT) on 17th February 2027. System availability and API's may be affected during release time.
Started Feb 17, 2027, 01:00 AM UTC · Ongoing
ONESOURCE Tax Information Reporting and API's will be unavailable from 10:00 P.M. (CT) on 26th December 2026 until 07:00 A.M. (CT) on 27th December 2026 for scheduled maintenance.
Started Dec 27, 2026, 04:00 AM UTC · Ongoing
ONESOURCE Tax Information Reporting Release 26.06 will be installed from 7:00 P.M. (CT) on 22nd December 2026 until 06:00 A.M. (CT) on 23rd December 2026. System availability and API's may be affected during release time.
Started Dec 23, 2026, 01:00 AM UTC · Ongoing
ONESOURCE Tax Information Reporting Release 26.05 will be installed from 7:00 P.M. (CT) on 1st December 2026 until 06:00 A.M. (CT) on 2nd December 2026. System availability and API's may be affected during release time.
Started Dec 2, 2026, 01:00 AM UTC · Ongoing
ONESOURCE Tax Information Reporting and API's will be unavailable from 10:00 P.M. (CT) on 21st November 2026 until 07:00 A.M. (CT) on 22nd November 2026 for scheduled maintenance.
Started Nov 22, 2026, 04:00 AM UTC · Ongoing
ONESOURCE Tax Information Reporting and API's will be unavailable from 10:00 P.M. (CT) on 24th October 2026 until 07:00 A.M. (CT) on 25th October 2026 for scheduled maintenance.
Started Oct 25, 2026, 03:00 AM UTC · Ongoing
ONESOURCE Tax Information Reporting Release 26.04 will be installed from 7:00 P.M. (CT) on 20th October 2026 until 06:00 A.M. (CT) on 21st October 2026. System availability and API's may be affected during release time.
Started Oct 21, 2026, 12:00 AM UTC · Ongoing
Thomson Reuters will be performing scheduled maintenance on Sunday, Sep 20th, 2026 beginning at 1 AM Eastern time and will conclude by Sunday, Sep 20th, 2026 at 6 PM Eastern time. The maintenance will include updates and patches to implementation and production environments. During this maintenance there will be intermittent downtime, and you will not be able to access implementation and production instances. If you have any questions or concerns, please contact Customer Support.
Started Sep 20, 2026, 05:00 AM UTC · Ongoing
Downdetector public pages are led by user reports. Uptimus combines community activity with official provider incidents, maintenance windows and component health when the source publishes them.
| Comparison criteria | Uptimus | Downdetector |
|---|---|---|
| Community outage reports for Thomson Reuters | Included | Included |
| Adaptive baseline that separates isolated reports from wider disruption | Included | Included |
| 24-hour report activity and regional outage view | Included | Included |
| One workspace for websites, provider status pages, Steam games and Android apps and games | Included | Separate product |
| Email, push and webhook alerts from the same workspace | Included | Separate product |
| Official incident updates and status timeline for Thomson Reuters | Included | User-report led |
| Component health and maintenance windows kept separate | Included | Limited on public pages |
The current official status of Thomson Reuters cannot be verified. The latest stored provider observation indicated ongoing maintenance. 0 reports were recorded for Thomson Reuters in the last 24 hours. Last official check: .
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