Real Time Information internet submissions: generic technical specifications

Internet submissions technical specifications for Real Time Information online software developers.


Transaction engine: support for software developers

HMRC(IR)mark: support for software developers

Non-form validation rules v1.1


Technical specifications for software developers working with the Real Time Information online service.

Published 22 August 2013
Last updated 14 August 2017 + show all updates
  1. How to use the internet services version 1.8 and Non-form validation rules version 1.1 have been added to this page.
  2. Non-form validation rules v1.0 added to the page.
  3. How to use the internet services has been updated.
  4. First published.