Dealing with HMRC – guidance

New Computerised Transit System: technical specifications

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

Documents

NCTS Phase 4 Technical Interface Specification: appendices

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NCTS 8 trader test pack version 6.3.1

NCTS xml channel API version 1.1

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NCTS WSDL file version 1.0

NCTS FAQs version 1.0

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Detail

Technical specifications for software developers working with the New Computerised Transit System.