Income Tax Calculator

UK Tax 2026/27

Self-Employed / Sole Trader calculator
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Tick if your employer reduces your gross pay — saves NI for both sides. Most standard auto-enrolment schemes are NOT salary sacrifice.

Employee
Effective rate
Marginal rate
Employer
Employer NI
On-cost
Enter a salary above to see results.

2026/27 · Employer NI 15% above £5,000 · Employment Allowance deducted where eligible · Scotland uses Scottish income tax rates · NI rates are UK-wide