Skip to main content

National Insurance Calculator — UK Tax Calculator

UK Tax Calculator

National Insurance Calculatorfocused tool2026/27 · Take-home & tax
Tax

National Insurance Calculator

See the National Insurance you pay on your salary, band by band — and the employer National Insurance paid on top.

National Insurance · what you pay
Your National Insurance (this year)

£3,411/yr

5% of your £70,000 salary
Class 1 employee National Insurance is charged at 8% on earnings between the £12,570 primary threshold and the £50,270 upper earnings limit, then 2% above it.
How it's worked out, band by band

Tax-free (below threshold)

£0–£12,570 · £12,570 of your pay

£0

8% band

£12,570–£50,270 · £37,700 of your pay

£3,016

2% band

above £50,270 · £19,730 of your pay

£395

Employee vs employer National Insurance
You pay (Class 1 employee)

£3,411

Your employer pays (Class 1 secondary)

£9,750

Employer National Insurance is paid by your employer on top of your salary — it doesn't come out of your pay, but it's part of the true cost of employing you.
What-if: NI at a different salary

£70,000

£3,411employee NI/yr on £70,000

Common questions

Quick answers for the 2025/26 tax year. For guidance only — not financial advice.