UK Capital Allowances & Annual Investment Allowance Calculator

Calculate capital allowances on business assets. Annual Investment Allowance (AIA): £1m/year 100% deduction. Writing Down Allowances: 18% (main pool), 6% (special rate pool). Super-deduction ended April 2023.

Principal ($)
Annual Rate (%)
Years
Compounding / Year
$ Finance Disclaimer: These calculators are for educational and illustrative purposes only. Results do not constitute financial advice. Consult a licensed financial advisor before making investment or borrowing decisions.
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How to Use

Enter the values for the scenario you are assessing. Calculate capital allowances on business assets. Annual Investment Allowance (AIA): £1m/year 100% deduction. Writing Down Allowances: 18% (main pool), 6% (special rate pool). Super-deduction ended April 2023. Use the uk capital allowances aia result to inform your calculation.

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