Independent guides on UK personal finance, mortgages and savings
Tax & HMRC
NI Class 1 vs Class 4 — Self-Employed Contributions in 2026
NI Class 1 vs Class 4 — Self-Employed Contributions in 2026 National Insurance contributions for the self-employed are split into two classes. The 2024 reforms removed Class 2 for most. In 2026 the calculation is simpler…











