The current rate of corporation tax for UK companies is 19%. This applies until 31 March 2023. From 1 April 2023 companies with taxable profits up to £50,000 will continue to pay 19% corporation tax. Profits above £50,000 and up to £250,000 will then be taxed at a marginal rate of 26.5%. Profits above £250,000 will be taxed at the main corporation tax rate of 25%.