Free tool

Corporation Tax Calculator.

What the company owes on its profit, and when.

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Why it is useful.

  • Covers the small-profits rate, the main rate and marginal relief, which is where most guesses go wrong.
  • Tells you the figure to put aside before you spend the profit.

Who it is for.

Any limited company director who wants no surprises nine months after the year end.

What it costs.

Nothing. No sign-up, no email address, no catch.

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Where we stand.

These tools are free and you use them yourself. They do the arithmetic, or lay the paperwork out properly, from what you type in. They do not check that what you typed is right, and they are not advice. Roseworth has not reviewed your figures and is not responsible for decisions you take on them. Nothing you enter is sent to us — it stays in your browser. If the answer matters, ask us and we will look at your actual position.

Ask us about your own position All the tools

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