Chart and household controls

Additional calculation options

Chart updates automatically based on your selections. Zooming and panning are disabled; use the controls above to change what is displayed.

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After-tax income

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Total tax & NI

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Effective rate

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tax burden as % of gross

Marginal rate

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next £100 of income

Detailed breakdown

Personal allowance: £{{ detailResults.personalAllowance ? detailResults.personalAllowance.toLocaleString() : '0' }}

Income tax

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Total {{ detailResults.incomeTaxTotal }}

National insurance

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Total {{ detailResults.niTotal }}

Adjustments

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Net adjustments {{ detailResults.adjustmentsTotal }}

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After-tax income Δ

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Total tax & NI

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Effective rate

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Marginal rate

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Please note this tool is designed to illustrate the effect of UK tax policy and proposed changes; it is not a complete or accurate tax calculator and should not be relied upon for anyone's tax return. All calculations are local to your device, and nothing is sent to us or over the internet.