Guidance

Stamp Duty Land Tax: technical specifications

Technical specifications for Stamp Tax Online software developers.

• From: HM Revenue & Customs
• Published: 1 January 2014
• Last updated: 10 October 2023 — See all updates

Documents

How to use the test services version 2.6

ODT, 28.5 KB

This file is in an OpenDocument format

This file may not be suitable for users of assistive technology.

Request an accessible format.

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.

SDLT baseline schema: 6.2

XSD, 85.2 KB

This file may not be suitable for users of assistive technology.

Request an accessible format.

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.

Business rules version 2.2a

ODT, 197 KB

This file is in an OpenDocument format

This file may not be suitable for users of assistive technology.

Request an accessible format.

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.

Response messages version 4.0a

ODT, 62.9 KB

This file is in an OpenDocument format

This file may not be suitable for users of assistive technology.

Request an accessible format.

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.

GovTalkHeader and IRheader business rules (version 1.4)

ODT, 40.6 KB

This file is in an OpenDocument format

This file may not be suitable for users of assistive technology.

Request an accessible format.

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.

SDLT test case data version 6.0

MS Excel Spreadsheet, 411 KB

This file may not be suitable for users of assistive technology.

Request an accessible format.

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.

SDLT valid xml example

XML, 4.83 KB

This file may not be suitable for users of assistive technology.

Request an accessible format.

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.

SDLT recognition instructions version 1.0

HTML

Details

Technical specifications for software developers working on the Stamp Tax Online service.

Published 1 January 2014
Last updated 10 October 2023 + show all updates

1. 10 October 2023

   The Response messages version 3.1 have been replaced with Response messages version 4.0a.

2. 3 October 2023

   Business rules version 1.5 has been removed.

3. 3 October 2023

   Business rules 1.5 Addendum for First Time Buyers Relief has been removed and replaced with Business rules version 2.2a.

4. 6 June 2023

   SDLT recognition process version 1.2 has been removed and replaced with SDLT recognition instructions version 1.0.

5. 23 November 2022

   The 'Business rules 1.5 Addendum for First Time Buyers Relief' file has been added.

6. 17 June 2022

   Documents about Response messages version 3.0, Business Rules version 1.4 and SDLT baseline schema: 6.1 have been removed from the page.

7. 19 November 2021

   SDLT baseline schema: 6.1, Business rules version 1.5 and Response messages version 3.1 have been added.

8. 6 May 2021

   SDLT baseline schema: 6.1 has been updated.

9. 1 April 2021

   The latest versions of the Business rules, Response messages and SDLT baseline schema have been added.

10. 22 October 2019

    The latest version of the 'SDLT test case data’ file has been published.

11. 1 October 2019

    The latest version of the 'SDLT valid xml example’ file has been published.

12. 26 September 2019

    The latest version of the 'SDLT valid xml example version 1.6’ file has been published.

13. 27 February 2019

    The latest versions of the SDLT baseline Schema, business rules and response messages have been added.

14. 1 April 2018

    Latest versions of business rules, response messages, how to use the test service, GovTalkHeader/IRheader rules, SDLT recognition process have been published as well as deleting the SDLT additional information document version1.5.

15. 18 May 2016

    Latest versions of Business rules and Response messages published.

16. 17 February 2015

    Latest versions of Business rules and Response messages published.

17. 1 January 2014

    First published.