Guidance

HMRC IRmark: generic IRmark specification

Guidance for software developers on the IRmark.

• From: HM Revenue & Customs
• Published: 14 June 2005

Documents

Generic IRmark specification

PDF, 123 KB, 9 pages

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.

Details

The IRmark is a software program that helps the taxpayer prove whether the online submission held by HMRC is correct.

Published 14 June 2005