That data looks incorrect. According to this, the HMRC budget is 4 billion. https://www.gov.uk/government/publications/hmrc-annual-report-and-accounts-2018-to

That data looks incorrect. According to this, the HMRC budget is 4 billion. https://www.gov.uk/government/publications/hmrc-annual-report-and-accounts-2018-to-2019/overview-of-hmrcs-annual-report-and-accounts-2018-to-2019 https://www.gov.uk/government/publications/hmrc-annual-repor... Which also matches the 4 billion that the HMRC wikipedia page links to https://webarchive.nationalarchives.gov.uk/20130127142016/http://www.hmrc.gov.uk/about/hmrc-accs-0910.pdf https://webarchive.nationalarchives.gov.uk/20130127142016/ht...