UK Tax Guide 2026/27
Understand current Income Tax bands, National Insurance, dividends and capital gains before using a calculator. Current guidance covers 6 April 2026 to 5 April 2027 unless a historical date is explicitly stated.
Which tax rules depend on location?
England, Wales and Northern Ireland share the 20%, 40% and 45% non-savings income rates shown here; Scotland has separate bands. UK dividend and CGT rates differ from salary tax. England/NI property purchases use SDLT, while Scotland and Wales use LBTT and LTT.
How should I use this guide?
Identify the income type and correct tax year, then check allowances, relief eligibility and payment deadlines using the official sources. Calculator results are estimates and do not determine whether you must file a return.
Official sources
Content reviewed:
Enable JavaScript to use the interactive calculators. Estimates are not personal tax advice.