Research and analysis

Self Assessment SA316 notice to file: testing

Research on the customer testing of the Self Assessment notice to file (SA316) to help reduce costs for HMRC and improve customer experience.


Self Assessment notice to file (SA316): customer testing

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 Please tell us what format you need. It will help us if you say what assistive technology you use.


This research report contains the findings of a small scale qualitative customer testing into tailoring the SA316 to encourage paper filers to file their Self Assessment tax returns online.

Published 16 January 2013