National Insurance Calculator
Calculate NI contributions for 2025/26. Employee Class 1 NI, self-employed Class 2 and Class 4. Free HMRC-aligned calculator.
Calculate NI contributions for 2025/26. Employee Class 1 NI, self-employed Class 2 and Class 4. Free HMRC-aligned calculator.
Calculate UK National Insurance 2025/26. Employee Class 1 (8%/2%), employer (15%), self-employed Class 2 and 4 (6%/2%). Free HMRC-aligned NI calculator.
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