Corporation Tax rates

Rate 2025 2024
Small profits rate (companies with profits under £50,000) 19% 19%
Main rate (companies with profits over £250,000) 25% 25%
Marginal Relief lower limit £50,000 £50,000
Marginal Relief upper limit £250,000 £250,000
Standard fraction 3/200 3/200
Special rate for unit trusts and open-ended, investment companies 20% 20%