Schema and technical specifications for the Construction Industry Scheme
Find schema and technical specifications for Construction Industry Scheme Online software developers.
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Technical specifications and schema for software developers working with the Construction Industry Scheme Online service.
Updates to this page
Published 22 September 2005Last updated 20 September 2022 + show all updates
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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.
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The CIS quality standard and business validation specification has been updated to version 2.2
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The file 'XML valid sample version 1.45' has been replaced with the file 'Valid samples'.
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Instructions for gaining Internet recognition have been updated to version 1.4.
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First published.