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Guidance

Tied Oils Enquiry Service: service availability and issues

Check the availability and any issues affecting the Tied Oils Enquiry Service online service.

Updates to this page

From:
HM Revenue & Customs
Published:
24 August 2015
Last updated:
1 October 2026
Show all updates

  1. Planned downtime from 8:30am to 4pm on Sunday 11 October 2026 has been added.

  2. Planned downtime from 8am to 7pm on Sunday 13 September 2026 has been cancelled.

  3. Planned downtime from 8am to 7pm on Sunday 13 September 2026 has been added.

  4. A service issue about access denied errors has been added.

  5. Planned downtime from 8:30am to 5pm on Monday 6 July 2026 has been added.

  6. Planned downtime from 8:30am to 7:30pm on Sunday 28 June 2026 has been added.

  7. Planned downtime from 8:30am to 4:30pm on Thursday 4 June 2026 and from 8:30am to 6:30pm on Sunday 7 June 2026 has been added.

  8. Planned downtime from 9am to 5pm on Sunday 1 March 2026 has been added.

  9. Planned downtime from 6pm to 8pm on Monday 23 February 2026 has been added.

  10. Planned downtime from 7:30am to 8am daily, from Monday 23 February 2026 to Friday 27 February 2026 has been added.

  11. Planned downtime from 10:25am to 5:45pm on Wednesday 12 November 2025 has been added.

  12. Planned downtime from 9:30am to 4pm Sunday 17 August 2025 has been added.

  13. Planned downtime from 9:30am to 3:30pm on Sunday 3 August 2025 has been added.

  14. Planned downtime from 8am to 6pm on Sunday 3 November 2024 has been added.

  15. Planned downtime from 8am to 5pm on Monday 12 August 2024 has been added.

  16. Planned downtime from 8am to 5pm on Monday 25 March 2024 has been added.

  17. The issues which were effecting this service have now been resolved.

  18. A service issue about accessing the Tied Oils Enquiry Service has been added.

  19. The service issues reported earlier have now been resolved.

  20. There are problems accessing the Tied Oils Enquiry service at the moment. This is under urgent investigation and will be resolved as soon as possible.

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

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

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

  24. Planned downtime for 3 and 4 November added.

  25. Service issues section has been updated.

  26. Planned downtime has been added to this page.

  27. First published.

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Tied Oils Enquiry Service — service availability and issues

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