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Guidance: New Computerised Transit System: technical specifications

Published 22 March 2006

Last updated 7 April 2022
+ show all updates

  1. 7 April 2022

    Appendices for NCTS Phase 4 Technical Interface Specification (TIS) have been updated with new information for software developers.

  2. 29 November 2021

    The titles for each attachment on this page have been updated to help traders find them easier.

  3. 15 October 2021

    The NCTS 4 CTC Traders API Test Pack has been updated.

  4. 1 October 2021

    NCTS Phase 4 Technical Interface Specification (TIS) and NCTS FAQs have been updated.

  5. 1 October 2021

    The NCTS 4 CTC Traders API Test Pack has been updated.

  6. 29 June 2021

    The NCTS 4 Trader Test Environment Access Channels and Support file has been updated.

  7. 3 June 2021

    The NCTS 4 Trader Test Environment Access Channels and Support has been updated.

  8. 28 May 2021

    The ‘NCTS 4 CTC Traders API Test Pack’ file has been updated.

  9. 18 May 2021

    The NCTS 4 Trader Test Pack for Northern Ireland has been updated.

  10. 7 May 2021

    The NCTS Phase 4 Technical Interface Specification: appendices and Interim appendix addendum: CTC XML API – EDIFACT to XML have been updated.

  11. 21 April 2021

    The NCTS 4 Trader Test Pack for Great Britain and NCTS Phase 4 Technical Interface Specification (TIS) attachments have been updated.

  12. 21 April 2021

    The NCTS 4 CTC Traders API Test Pack has been added.

  13. 19 April 2021

    The NCTS 4 Trader Test Pack for Great Britain and the NCTS Phase 4 Technical Interface Specification (TIS) attachments have been updated.

  14. 19 March 2021

    The interim appendix addendum: CTC XML API – EDIFACT to XML has been added.

  15. 4 March 2021

    The NCTS 4 Trader Test Pack for Great Britain and NCTS 4 Trader Test Pack for Northern Ireland have been updated.

  16. 15 January 2021

    NCTS Phase 4 Technical Interface Specification (TIS) content has been updated.

  17. 3 December 2020

    The NCTS 4 Trader Test Environment Access Channels and Support pack has been updated.

  18. 20 November 2020

    The NCTS Phase 4 Technical Specifications for Great Britain and Northern Ireland and the Trader Test Environment Support pack have been added.

  19. 28 February 2019

    The NCTS 8 trader test pack has been updated.

  20. 1 September 2017

    NCTS Phase 4 Technical Interface Specification and appendices’ has been updated to version 3.9.3 to include several technical alterations made by the European Commission.

  21. 18 December 2014

    Updated NCTS 8 tradet test pack.

  22. 22 March 2006

    First published.

Published 22 March 2006

Last updated 7 April 2022
+ show all updates

  1. 7 April 2022

    Appendices for NCTS Phase 4 Technical Interface Specification (TIS) have been updated with new information for software developers.

  2. 29 November 2021

    The titles for each attachment on this page have been updated to help traders find them easier.

  3. 15 October 2021

    The NCTS 4 CTC Traders API Test Pack has been updated.

  4. 1 October 2021

    NCTS Phase 4 Technical Interface Specification (TIS) and NCTS FAQs have been updated.

  5. 1 October 2021

    The NCTS 4 CTC Traders API Test Pack has been updated.

  6. 29 June 2021

    The NCTS 4 Trader Test Environment Access Channels and Support file has been updated.

  7. 3 June 2021

    The NCTS 4 Trader Test Environment Access Channels and Support has been updated.

  8. 28 May 2021

    The ‘NCTS 4 CTC Traders API Test Pack’ file has been updated.

  9. 18 May 2021

    The NCTS 4 Trader Test Pack for Northern Ireland has been updated.

  10. 7 May 2021

    The NCTS Phase 4 Technical Interface Specification: appendices and Interim appendix addendum: CTC XML API – EDIFACT to XML have been updated.

  11. 21 April 2021

    The NCTS 4 Trader Test Pack for Great Britain and NCTS Phase 4 Technical Interface Specification (TIS) attachments have been updated.

  12. 21 April 2021

    The NCTS 4 CTC Traders API Test Pack has been added.

  13. 19 April 2021

    The NCTS 4 Trader Test Pack for Great Britain and the NCTS Phase 4 Technical Interface Specification (TIS) attachments have been updated.

  14. 19 March 2021

    The interim appendix addendum: CTC XML API – EDIFACT to XML has been added.

  15. 4 March 2021

    The NCTS 4 Trader Test Pack for Great Britain and NCTS 4 Trader Test Pack for Northern Ireland have been updated.

  16. 15 January 2021

    NCTS Phase 4 Technical Interface Specification (TIS) content has been updated.

  17. 3 December 2020

    The NCTS 4 Trader Test Environment Access Channels and Support pack has been updated.

  18. 20 November 2020

    The NCTS Phase 4 Technical Specifications for Great Britain and Northern Ireland and the Trader Test Environment Support pack have been added.

  19. 28 February 2019

    The NCTS 8 trader test pack has been updated.

  20. 1 September 2017

    NCTS Phase 4 Technical Interface Specification and appendices’ has been updated to version 3.9.3 to include several technical alterations made by the European Commission.

  21. 18 December 2014

    Updated NCTS 8 tradet test pack.

  22. 22 March 2006

    First published.