When is corporation tax due?

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Your corporation tax bill is due nine months and one day after the end of your accounting period. Do note that in the first year of setting up your company, your annual accounts will typically cover more than 12 months-and as such, you'll have two payment deadlines for your corporation tax.

Different payment rules and deadlines will apply if your taxable profits amount to more than £1.5 million.

Your corporation tax bill is due nine months and one day after the end of your accounting period. Do note that in the first year of setting up your company, your annual accounts will typically cover more than 12 months—and as such, you’ll have two payment deadlines for your corporation tax.

Different payment rules and deadlines will apply if your taxable profits amount to more than £1.5 million.

Corporation Tax Calculator: Work Out Your Company Tax

In the UK, corporation tax is straightforward but essential to understand. Companies must calculate their taxable profits, which include trading profits, investment profits, and any capital gains. Once the taxable profit is determined, companies apply the current corporation tax rate to find out how much they owe.

Know how much corporation tax you owe in the financial year 2024/25 easily with our easy to use Corporation Tax Calculator. Using our calculator is straightforward and user-friendly. Just select your company’s gross profit, and the calculator does the rest. It applies the current corporation tax rates for 2024/25 and provides an accurate estimate of what you owe. This ensures you stay compliant with UK tax laws without the hassle of manual calculations.