small profit rates of 20% rate of corporation tax small profit rates Corporation Tax Corporation Tax Corporation tax "Corporation Tax rates and reliefs - GOV.UK" know your tax position https://www.gov.uk/corporation-tax-rates/rates corporation tax https://www.gov.uk/corporation-tax-rates/rates GOV.UK it is 20% Corporation Tax https://www.gov.uk/corporation-tax-rates/rates UK Corporation Tax Corporation Tax Zdroj Corporation tax corporation tax GOV.UK GOV.UK small profit rates