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We provide free, open source software to compute the impact of public policy. See our global account @ThePolicyEngine and US account @PolicyEngineUS.

United Kingdom
Joined January 2023
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The Pension Tax Allowance creates a 53.3% income tax rate from £13,038 to £13,319 in 2027-28 (Scotland: 52.3% from £13,047). Below that, it clears income tax. We estimate 260,000 face these rates. Pension Credit or Housing Benefit claimants can lose more. policyengine.org/uk/research…
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Our Autumn Budget dashboard now includes the £2 cap on single bus fares in England outside London. Across all UK households, the cap adds an average £6 to net income in 2027-28. The poorest tenth gain nearly twice as much as the richest, who gain £4. policyengine.org/uk/budgets/…
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Enter your household in our Budget calculator. A Leeds couple aged 41 and 39, earning £38,000 and £24,000 in 2026, spend £1,300 a year on petrol and £1,200 on electricity. They gain £31 in 2027-28. policyengine.org/uk/budgets/…
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What does the UK Autumn Budget mean for you? A pensioner on the full new State Pension and £150 a year of private pension gains £48 in 2027-28. A carer earning £12,000 in 2026 gains £3,152 in 2031-32. policyengine.org/uk/budgets/…
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Our UK Autumn Budget dashboard shows what seven measures cost each year, who gains and loses by income, area and age, and how we model each one. Its household calculator shows what they mean for you. policyengine.org/uk/budgets/…
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Watch our Budget-day webinar: our first estimates of the UK Autumn Budget's measures, and your questions. The dashboard carries the published figures: policyengine.org/uk/budgets/… youtu.be/ZutKULXLhU0 The Nuffield Foundation funds our UK Budget analysis.
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We've published six explainers on the UK Autumn Budget, with household examples, who gains and loses, and how each measure interacts with tax and benefits. The Nuffield Foundation funds our UK Budget analysis.
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UK property income tax rates rise to 24%, 44% and 49% outside Scotland. In 2027-28, an English landlord with £10,000 of profit pays £200 more, or £120 more with £4,000 of fully usable mortgage interest, as the relief rises. In Scotland: £80 less. policyengine.org/uk/research…
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UK trading allowance: the Budget triples it to £3,000 from April 2027. An employee paying 20% tax on side income can save £400 in 2027-28. Our lone parent on Universal Credit keeps £180 of a £400 tax cut, as Universal Credit falls by £220. policyengine.org/uk/research…
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We estimate summer 2026 price levels after the Middle East war (+15% energy, +22% fuel, +2% food) raise the average UK household's costs by £538 in 2027-28 and move 379,000 people below the poverty line. Stress tests, not forecasts.
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The typical energy bill rises from £1,477 in April–June 2026 to about £2,000 in January–March 2027 (Ofgem forecast). Four options we cost for 2027-28: • £400 per household: £11.78bn • Cap freeze: £11.39bn • Targeted discount: £2.11bn • Extend electricity VAT cut: £1.45bn
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We estimate the high value council tax surcharge on £2m+ homes raises £410m in 2028-29 from owner-occupied main residences, before behavioural responses. • 10 constituencies, 8 in London, raise 39% • The top income quintile pays 65%
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