Taper

Intelligence hub

Everything, organised by topic

The same guides as the Tax Playbooks, grouped by what you’re actually trying to figure out.

RSU & Capital Gains Tax

How RSU vesting is taxed, the sell-to-cover true-up, Section 104 share pooling, and RSU capital gains -- the canonical guides for equity-paid employees.

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The £100k cliff

The personal allowance taper from £100,000 to £125,140, why the effective rate spikes to about 60%, and the three ways to bring adjusted net income back down.

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Childcare

Tax-Free Childcare and funded hours, both means-tested on the same £100,000 adjusted-net-income line as the tax cliff, and what they are actually worth by a child's age.

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Threshold & tax-year optimization

Pension salary sacrifice, carry-forward, Gift Aid, and the 2029 National Insurance change -- the levers for managing where your income sits against UK tax thresholds.

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