The data displays the tax gap value in the UK in the fiscal year 2016/17, by tax type. The taxes that make up the biggest proportion of the tax gap are income tax, national insurance and capital gains tax. It is estimated that they accounted for 13.5 billion GBP in lost tax revenue.
Income tax, National Insurance and capital gains tax | 13.5 |
VAT | 11.7 |
Corporation tax | 3.5 |
Excise duties | 3.1 |
Other taxes | 1.6 |