🇬🇧UK Income Tax Calculator

Estimate your UK income tax and Class 1 National Insurance for tax year 2025/26 (6 April 2025 to 5 April 2026). Enter your gross income and any tax-relieved pension contributions to see your tax bands, the £12,570 personal allowance taper above £100,000, effective and marginal rates, and take-home pay. Covers England, Wales and Northern Ireland. Scotland uses different bands. Everything runs in your browser, so your numbers stay private.