Search all content on GOV.UK

Did you mean Calcula-de?

• National Minimum Wage and Living Wage calculator for workers

  Check if your pay matches the National Minimum Wage, the National Living Wage or if your employer owes you payments from the previous year.
• HMRC tools and calculators

  Find and use tools and calculators that will help you work out your tax.

  • Updated: 14 August 2026
• Estimate your Self Assessment tax bill

  Find out how much you need to put aside for your Self Assessment tax bill by using HM Revenue and Customs' (HMRC's) Self Assessment tax calculator.
• The Global Calculator

  The Global Calculator is an open-source model of the world’s energy, land and food systems that allows you to design your own version of the future up to 2050 and see the implications for the climate.

  • Updated: 28 January 2015
• Check your payroll calculations manually

  Use these calculators and tax tables to check payroll tax, National Insurance contributions and student loan deductions if you're an employer.

  • Updated: 20 December 2023
• Work out an employee's National Insurance contributions

  Use this calculator to work out employee National Insurance contributions for the current tax year, if you're an employee, employer, or a software developer.

  • Updated: 6 April 2026
• Calculate your employee’s statutory redundancy pay

  Employer calculator - calculate your employee’s statutory redundancy payment
• Pension Credit calculator

  Get an estimate of how much Pension Credit you may be entitled to
• Disposing of a super-deduction or special rate first year allowance asset

  How to work out the balancing charge when you dispose of or sell plant or machinery after claiming allowances for them.

  • Updated: 24 July 2023
• Call for CCUS Innovation: literature review, benchmarking report and calculator

  A study assessing the most promising CO2 capture technologies in order to inform future innovation spending programmes.

  • Updated: 9 May 2019