Question to the HM Treasury:
To ask the Chancellor of the Exchequer, how many calls made to the HMRC self-assessment helpline were (a) answered and (b) not answered within ten minutes in each of the last 36 months.
Information on HMRC performance can be found here:
https://www.gov.uk/government/collections/hmrc-quarterly-performance-updates
https://www.gov.uk/government/collections/hmrc-monthly-performance-reports