If you use assistive technology (such as a screen reader) and need a
version of this document in a more accessible format, please email email@example.com.
Please tell us what format you need. It will help us if you say what assistive technology you use.
Research report to look at the possibility of HM Revenue and Customs (HMRC) sending online communications to business and customers. The P2 PAYE Coding Notice communication was used for the testing.