Check genuine HMRC contact that uses more than one communication method

Sometimes HMRC uses more than one way to get in touch. For example, we may contact you by letter first before following up with an email, call or text message. This is because:

All the HMRC contacts listed on this page can use more than one communication method. They are in alphabetical order.

Administration of employer tax obligations research

From 1 June 2026 up to and including 30 October 2026, you may receive a letter or phone call from Verian.

HMRC is working with Verian, an independent research agency, to understand the administrative time and costs of meeting employer-administered tax obligations.

You might receive a letter inviting you to take part in this research. After that, Verian may call you to carry out a survey.

Taking part is voluntary. Any information you give will be: 

Verian will not ask you for your personal financial information.

From 15 June 2026 up to and including 30 June 2027, you may receive a phone call or email from HMRC.

You may receive a phone call or email from HMRC inviting you to provide feedback on the advance assurance pilot.

Taking part is voluntary. Any information you give will be: 

HMRC will not be able to identify the individuals or businesses that take part.

Agents, small and mid-sized businesses survey

From 20 July 2026 up to and including 16 April 2027, you may receive a letter, email or phone call from IFF Research.

HMRC is working with IFF Research, an independent research agency, to understand agents, small and mid-sized businesses’ experience of interacting with HMRC. This research will help HMRC improve how we engage with businesses moving forward.

You may receive a letter, email or phone call from IFF Research inviting you to take part in:

Taking part is voluntary. All information given will be: