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.
Sir Jonathan Thompson, HMRC’s Permanent Secretary, has written to Chris Franklin, HMRC’s Data Protection Officer, about the use of Voice ID. The letter concerns changes made to the service.