Corporation Tax Calculator
Architecture Social finance tool
Corporation Tax Calculator
Estimate UK non-ring-fence Corporation Tax and marginal relief for company profits, then sanity-check director salary and dividend extraction.
Company details
The marginal-relief limits are reduced for shorter accounting periods and associated companies. Use the augmented profits box for relevant distributions from unrelated companies.
Director extraction illustration
Illustration uses England/Wales/Northern Ireland non-savings bands, employee NI and 2026/27 dividend rates. It does not replace accountant advice.
Result
Corporation Tax
GBP 0
Tax due estimate.
Effective CT rate
0%
Based on taxable total profits.
Taxable profits
GBP 0
After listed deductions.
Profit after CT
GBP 0
Taxable profits less CT.
| Line | Value | Basis |
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