Guidance

Schema and technical specifications for the Construction Industry Scheme

Find schema and technical specifications for Construction Industry Scheme Online software developers.

Documents

CIS quality standard and business validation specification: 2.2

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CIS monthly return schema version 1.2

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CIS monthly return response messages version 1.1

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CIS request schema version 1.2

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CIS verification response schema version 1.2

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CIS request response messages version 2.1

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Valid samples

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CIS recognition v1.0

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CIS desktop checker validation tool and supporting documents version 1.4.2

Details

Technical specifications and schema for software developers working with the Construction Industry Scheme Online service.

Published 22 September 2005
Last updated 20 September 2022 + show all updates
  1. The 'Instruction for gaining Internet recognition version 1.4', 'Recognition scenarios for CIS verification version 1.6' and 'Recognition scenarios for CIS monthly returns version 3.0' files have been replaced with the 'CIS Recognition v1.0' zip folder.

  2. The CIS quality standard and business validation specification has been updated to version 2.2

  3. The file 'XML valid sample version 1.45' has been replaced with the file 'Valid samples'.

  4. Instructions for gaining Internet recognition have been updated to version 1.4.

  5. First published.