Online Calculators since 2009
Review the latest corporation tax rates, thresholds and business allowances in the United Kingdom which are used to calculate corporation tax on our corporate and business calculators. Please note these corporation tax rates and thresholds are the streamlined for comparison, we also provide complete tax tables for the UK which includes corporation tax rates, VAT, income tax rates, fuel tax etc. The streamlined Business and Corporation Tax Rates and Thresholds on this page include the 1990 tax year through to the 2020 Tax Year.
Choose a specific tax year to see the United Kingdom corporation tax rates and business allowances used in the associated corporation tax calculator for the same tax year. Each year also contains links to VAT calculators, Sales calculators and other business tax calculators and employer calculators. This is useful if you need to compare tax in certain periods or review how business taxes have changed over time in the UK.