Guidance

Self Assessment generic technical specifications (2015)

Returns technical specifications for Self Assessment Online software developers.

• From: HM Revenue & Customs
• Published: 20 January 2015
• Last updated: 12 February 2015 — See all updates

Documents

Transaction Engine: Support for software developers

https://www.gov.uk/government/collections/government-gateway-support-for-software-developers

How to use the test service version 1.0 (5 January 2015)

PDF, 178 KB, 7 pages

Non form validation rules version 1.0 (5 January 2015)

PDF, 236 KB, 9 pages

HMRC(IR)mark: support for software developers

https://www.gov.uk/government/collections/hmrcirmark-support-for-software-developers

Test in live information version 1.0 (5 January 2015)

PDF, 133 KB, 2 pages

Acceptable characters version 1.0 (5 January 2015)

PDF, 137 KB, 1 page

Copy declaration version 1.0 (5 January 2015)

PDF, 115 KB, 2 pages

Attachment recognition version 1.0 (9 February 2015)

5.7 KB

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Details

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

Published 20 January 2015

Last updated 12 February 2015 + show all updates

1. 12 February 2015

   Attachment recognition version 1.0 (9 February 2015) ZIP added.

2. 20 January 2015

   First published.