Guidance

Self Assessment generic technical specifications (2014)

Returns technical specifications for Self Assessment Online software developers.

Documents

Transaction Engine: Support for software developers

How to use the test service version 1.0 (30 September 2013)

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If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email different.format@hmrc.gov.uk. Please tell us what format you need. It will help us if you say what assistive technology you use.

Non form validation rules version 1.0 (30 September 2013)

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HMRC(IR)mark: support for software developers

Test in live information version 1.0 (30 September 2013)

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If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email different.format@hmrc.gov.uk. Please tell us what format you need. It will help us if you say what assistive technology you use.

Acceptable characters version 1.0 (30 September 2013)

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Copy declaration version 1.0 (30 September 2013)

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Attachment recognition version 1.0, case 1 (10 February 2014)

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Attachment recognition version 1.0, case 2 (10 February 2014)

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Details

Returns technical specifications for software developers working with the Self Assessment Online service.

Published 1 January 2014