Employer & self-employed calculators
For people who employ others or work for themselves: what an employee really costs, tax on self-employed profits, and salary-plus-dividend planning for directors.
Employer Cost CalculatorTrue cost of an employee incl. employer NISelf-Employed Tax CalculatorIncome tax and Class 4 NI for sole tradersDividend Tax CalculatorDirector salary + dividends, 2026/27 rates
Employer Cost Calculator
Work out the total cost of employing someone in 2026/27: salary, employer National Insurance (15% over £5,000), Employment Allowance and employer pension.
Self-Employed Tax Calculator
Estimate income tax, Class 4 National Insurance and student loan on self-employed profits for 2026/27, and how much to set aside for your Self Assessment bill.
Dividend Tax Calculator
Calculate dividend tax at the 2026/27 rates (10.75%, 35.75%, 39.35%) with the £500 allowance, alongside income tax and NI on a director's salary.