Corporation Tax Calculator

Our free Corporation Tax Calculator UK helps businesses quickly estimate how much tax they need to pay on profits. Just enter your company’s profit before tax, and the calculator gives an instant result based on the current UK corporation tax rate.

UK Corporation Tax Calculator

Enter your company's taxable profits for the accounting period.
Leave blank to use standard UK corporation tax rates.
Rates for 2025/26:
- 19% on profits up to £50,000
- 25% on profits over £250,000
- Marginal relief applies between £50,000 and £250,000
Or use your own rate above.

Calculation Results

Corporation Tax Due: £0.00
Effective Tax Rate: 0.00%

Need help with tax compliance or financial planning? Our certified advisors can guide you through UK business requirements step by step.

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