Guidance

Automatic Exchange of Information (AEOI): service availability and issues

Check the availability and any issues affecting the Automatic Exchange of Information (AEOI) online service.

• From: HM Revenue & Customs
• Published: 17 December 2015
• Last updated: 10 March 2026
  Show all updates

  1. 10 March 2026

     Updated the 'Service availability' section to replace Government Gateway with HMRC online services.

  2. 25 March 2025

     Planned downtime from 5pm to 5:20pm on Monday 31 March 2025 has been added.

  3. 21 March 2025

     Planned downtime from 5pm to 6:20pm on Thursday 27 March 2025 has been added.

  4. 4 October 2021

     Planned downtime from 11:59pm on Monday 4 October 2021 to 12:30am Tuesday 5 October 2021 has been added.

  5. 1 October 2021

     Planned downtime from 12pm to 12:30pm on Tuesday 5 October 2021 has been added.

  6. 15 November 2019

     Planned downtime for Monday 18 November 2019 from 9pm to 6am on Tuesday 19 November 2019 has been added.

  7. 16 November 2018

     Downtime previously planned for 17 and 18 November will now take place on 24 and 25 November.

  8. 8 November 2018

     Service issue for Thursday 8 November 2018 from 6pm to 11pm has been added.

  9. 1 November 2018

     Planned downtime for 3 and 4 November will now take place on 17 and 18 November.

  10. 25 October 2018

      Planned downtime for 3 and 4 November added.

  11. 24 December 2015

      Service issues section has been updated

  12. 17 December 2015

      First published.

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Automatic Exchange of Information (AEOI) — service availability and issues

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Latest updates on the availability and any issues affecting the AEOI online service.