Guidance

New Computerised Transit System: technical specifications

Technical specifications for New Computerised Transit System (NCTS) software developers.

Published 22 March 2006
Last updated 20 November 2020 — see all updates

• From: HM Revenue & Customs

Documents

NCTS 4 Trader Test Pack for Great Britain

PDF, 1.26MB, 115 pages

NCTS 4 Trader Test Pack for Northern Ireland

PDF, 1.37MB, 126 pages

NCTS 4 Trader Test Environment Access Channels and Support

PDF, 139KB, 2 pages

NCTS Phase 4 Technical Interface Specification (TIS)

PDF, 1.09MB, 76 pages

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NCTS Phase 4 Technical Interface Specification: appendices

PDF, 3.33MB, 197 pages

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NCTS xml channel API version 1.1

PDF, 261KB, 33 pages

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NCTS WSDL file version 1.0

http://www.hmrc.gov.uk/softwaredevelopers/ncts/ncts-ws.wsdl

NCTS FAQs version 1.0

PDF, 96.1KB, 3 pages

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Details

Technical specifications for software developers working with the New Computerised Transit System. A full explanation is given in Customs Information Paper 16 (2017): New Computerised Transit System upgrade.

Published 22 March 2006
Last updated 20 November 2020 + show all updates

1. 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.

2. 28 February 2019

   The NCTS 8 trader test pack has been updated.

3. 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.

4. 18 December 2014

   Updated NCTS 8 tradet test pack.

5. 22 March 2006

   First published.