National Insurance contribution rates, 2024–25 Chart Table Share: Notes to chart and table Rates in table apply above the stated thresholds. The chart and table ignore the employment allowance. The chart shows annual thresholds, which for employee and employer NICs assume earnings are stable throughout the year. Appears in National Insurance contributions explained Related content The tax penalty on employment Taxlab Data Item Are preferential tax rates for the self-employed justified? Lower headline tax rates on self-employment than on employment aren’t justified by differences in benefits or employment rights, and are poorly targeted at improving investment incentives. Taxlab Key Questions The distributional impact of National Insurance contributions (2024–25) Taxlab Data Item Forecast revenue from National Insurance contributions in Great Britain by source, 2023–24 Taxlab Data Item