Research

This section publishes data-led articles, not calculator tools. The first piece maps how Income Tax and employee National Insurance change the value of the next £1 of UK salary in 2026/27.

• Sorvuna Research · 8 August 2026 · Tax year 2026/27

  How much of your next £1 do you keep? The UK salary tax map for 2026/27

  Original Sorvuna analysis of Income Tax and employee National Insurance marginal rates across UK salaries — Scotland versus the rest of the UK.

  Read the analysis →