UK Tax Calculators 2025-26

Free, accurate tax calculators for the 2025-26 tax year. All figures use official HMRC rates updated for April 2025 — employer NI 15%, Scottish IT bands, marginal relief corporation tax.

Salary & Income

Contractor & Self-Employed

Property & Wealth

Savings & Investments

Employee Benefits & Work

By Region

Why use CalculateTax.uk calculators?

All calculators are updated for the 2025-26 tax year (6 April 2025 – 5 April 2026), including:

  • Employer NI at 15% from April 2025 (up from 13.8%)
  • Scottish Income Tax with 6 bands from 19% (Starter) to 48% (Top)
  • Corporation Tax marginal relief £50,000–£250,000
  • Personal Allowance £12,570, NI Primary Threshold £12,570
  • Student Loan: Plan 2 threshold £27,295, Plan 5 threshold £25,000
  • Dividend allowance £500

Figures are calculated at build time using official HMRC published rates. No JavaScript required to display results — all data is pre-computed and static.