If you have any problems logging into or completing the survey, would like information on this research or would like to request a postal questionnaire, please contact our freephone helpline on 0800 051 0885 or email us at hmrcsurvey@veriangroup.com.
If a member of the team is not available to take your call, please leave a message and we will get back to you as soon as we can. Please leave your telephone number, full name and the serial number (the last 6 digits after the forward slash) from the top of your invitation or reminder letter.
If you would like to contact a member of HMRC's Customer Surveys Team to find out more about the purpose of this research, please email customersurveyteam@hmrc.gov.uk.
You can also check our Frequently Asked Questions page to see if the answer to your query can be found there.