If you use assistive technology (such as a screen reader) and need a
version of this document in a more accessible format, please email firstname.lastname@example.org.
Please tell us what format you need. It will help us if you say what assistive technology you use.
This research report contains the pre and post evaluation of HM Revenue and Customs’ (HMRC’s) 2010 to 2011 Tax for Business Self Assessment campaign.