National Insurance — UK 2025/26
Compute UK National Insurance for 2025/26 — Class 1 employee (8% main, 2% upper) and Class 4 self-employed (6% main, 2% upper) using HMRC thresholds £12,570 / £50,270.
Compute UK National Insurance for 2025/26 — Class 1 employee (8% main, 2% upper) and Class 4 self-employed (6% main, 2% upper) using HMRC thresholds £12,570 / £50,270.