HMRC’s Measuring Tax Gaps 2023–24: What Small Businesses Need to Know 📊
1. The UK Tax Gap at a Glance 📉 The latest HMRC tax gap figures arrive in the report Measuring Tax Gaps 2023–24 . In fiscal 2023–24, the tax gap percentage fell slightly to 5.3 % – still a staggering £46.8 billion tax gap left uncollected by HM Revenue & Customs (HMRC) . Year Total UK tax due Tax gap Change vs prior year 2022–23 (revised) £836 bn 5.6 % – 2023–24 £882 bn 5.3 % ▼ 0.3 pp Supporting evidence: According to the National Audit Office (NAO) and HMRC annual report , much of the loss arises from error & carelessness rather than outright deliberate tax evasion . The behavioural tax factors breakdown: Cause of non‑payment Share of gap Example Failure to take care 31 % Missing a figure when filing a VAT return Car...