Class 1 employee NI for : between and , then . Class 4 NI for : between and , then , plus Class 2 if applicable.
National Insurance
per · of
NI only - does not include Income Tax. Estimate for , approximated annually.
NI stays flat up to , rises at the main rate, then flattens above where the rate drops.
| Band | Rate | Earnings in band | NI |
|---|---|---|---|
| Total annual NI | |||
The National Insurance Calculator does more than show a number. Below your result it explains what your figures mean in practice - your effective and marginal rates, any allowances or thresholds you are close to, and the specific steps to take next. Enter your details above and the guidance updates to match your situation.
Do this next, in order
Estimates only - not financial or tax advice. Confirm figures on GOV.UK or with an adviser.
| Scenario | NI / year | NI / month | Effective | |
|---|---|---|---|---|
National Insurance Calculator by TaxFly — free UK tax calculators