Last updated: 1 May 2026
National Insurance Refund Calculator
If you have multiple jobs, hit State Pension age, or your employer used the wrong NI category, you may have overpaid National Insurance to HMRC. Find out what you can claim back. Backdate up to 6 years.
Add up the “National Insurance” line from your P60s or each employer’s payslips for the full tax year.
2026/27 figures: Primary Threshold £12,570 · Upper Earnings Limit £50,270 · Rates 8% / 2%. Maximum NI on the 8% band per person per year is approximately £3,016. Source: GOV.UK — Claim National Insurance Refund.
✓ Free to use · ✓ No sign-up · ✓ No personal data stored · ✓ Updated for 2026/27 tax year
Ready to claim?
Apply directly to the official UK government source — no fees, no middlemen.
Apply on GOV.UK →