Guidance

Stamp Duty Land Tax: generic technical specifications

Guidance for Stamp Tax Online software developers on Government Gateway, HMRCIRmark and stamps taxes.

• From: HM Revenue & Customs
• Published: 1 January 2014
• Last updated: 22 March 2018
  Show all updates

  1. 22 March 2018

     The stamp taxes help chart has been removed as the information is out of date and no longer required.

  2. 1 January 2014

     First published.

Documents

Transaction Engine: Support for software developers

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

HMRC(IR)mark: support for software developers

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

Details

Generic technical specifications for Stamp Tax Online software developers.