Free to use calculators…
To help easily work out those complicated calculations.
Capital Gains Tax
Capital Gains Tax Property Calculator
https://www.gov.uk/tax-sell-property/work-out-your-gain
Capital Gains Tax Shares Calculator
https://www.gov.uk/tax-sell-shares/work-out-your-gain
Non-Resident Capital Gains Tax
https://www.gov.uk/guidance/capital-gains-tax-for-non-residents-calculating-taxable-gain-or-loss
Certificate Of Tax Deposits
Certificate Of Tax Deposit Interest Calculator
http://www.hmrc.gov.uk/tools/certtaxdeposit/index.htm
Child Benefit & Child Trust Fund
Child Benefit Tax Calculator
https://www.gov.uk/child-benefit-tax-calculator
Child Trust Fund Locator
https://www.access.service.gov.uk/login/signin/creds
Childcare
Check what help you could get with childcare costs
https://www.gov.uk/childcare-calculator
Corporation Tax
Marginal Relief Calculator
https://www.gov.uk/marginal-relief-calculator
No Corporation Tax Due
http://www.hmrc.gov.uk/gds/payinghmrc/ct-nil.htm
Employment Status
Check Employment Status For Tax
https://www.gov.uk/guidance/check-employment-status-for-tax
Import & Export
System For The Exchange Of Excise Data (SEED)
https://ec.europa.eu/taxation_customs/dds2/seed/seed_home.jsp?Lang=en&redirectionDate=2011080
UK Trade Tariff Tool
https://www.gov.uk/trade-tariff
UK Integrated Tariff
http://www.uk-customs-tariff.com/Login.aspx?ReturnUrl=%2fDefault.aspx
Income Tax
Estimate Your Income Tax For A Previous Tax Year
https://www.gov.uk/check-income-tax
Estimate Your Income Tax For The Current Year
https://www.gov.uk/estimate-income-tax
Inheritance
Inheritance Tax Interest Calculator
http://www.hmrc.gov.uk/tools/inheritancetax/interest-rate-calculator.htm
Inheritance Tax Residence Nil Rate Band (RNRB) Calculator
https://www.tax.service.gov.uk/calculate-additional-inheritance-tax-threshold
Inheritance Tax: Guaranteed Annuity Calculator
https://www.gov.uk/government/publications/inheritance-tax-guaranteed-annuity-calculator
Intestacy – Who Inherits If Someone Dies Without A Will?
https://www.gov.uk/inherits-someone-dies-without-will
Inheritance Tax Reduced Rate Calculator
https://www.gov.uk/inheritance-tax-reduced-rate-calculator
Inheritance Tax: Grossing Up Calculators
https://www.gov.uk/government/publications/inheritance-tax-grossing-up-calculators
Inheritance Tax: Quarters Calculator For Trusts
http://www.hmrc.gov.uk/tools/iht-trusts-quarters/index.htm
Living Abroad
UK Benefits If You’re Going or Living Abroad
https://www.gov.uk/uk-benefits-abroad
National Insurance
Class 1A National Insurance Contributions Reference Checker
http://www.hmrc.gov.uk/tools/payinghmrc/class1anic.htm
National Insurance Contributions Calculator
http://nicecalculator.hmrc.gov.uk/Class1NICs1.aspx
Director’s National Insurance Contributions Calculator
http://nicdcalculator.hmrc.gov.uk/DirectorsClass1NICs1.aspx
National Insurance Refund
https://www.gov.uk/claim-national-insurance-refund
PAYE
Calculate Your Employee’s Statutory Redundancy Pay
https://www.gov.uk/calculate-employee-redundancy-pay
Calculate Your Married Couple’s Allowance
https://www.gov.uk/calculate-married-couples-allowance
Class 1A National Insurance Contributions Reference Checker
http://www.hmrc.gov.uk/tools/payinghmrc/class1anic.htm
National Minimum Wage & Living Wage Calculator For Employers
https://www.gov.uk/minimum-wage-calculator-employers
PAYE/National Insurance Contributions Current Year Reference Checker
http://www.hmrc.gov.uk/tools/payinghmrc/currentyear.htm
Calculate Your Leave & Pay When You Have A Child
https://www.gov.uk/pay-leave-for-parents
Calculate Your Statutory Redundancy Pay
https://www.gov.uk/calculate-your-redundancy-pay
Company Car Calculator
https://www.gov.uk/calculate-tax-on-company-cars
PAYE Payroll Calculator
http://payecalculator.hmrc.gov.uk/PAYE0.aspx
PAYE/National Insurance Contributions Previous Year Reference Checker
http://www.hmrc.gov.uk/tools/payinghmrc/previousyear.htm
Pensions
Guaranteed Minimum Pension (GMP) Checker
https://www.gov.uk/guidance/pension-administrators-check-a-members-gmp
Pension Annual Allowance Tool
https://www.tax.service.gov.uk/pension-annual-allowance-calculator
Self-Assessment
Estimate Your Penalty For Late Self-Assessment Tax Returns & Payments
https://www.gov.uk/estimate-self-assessment-penalties
Lloyd’s Calculator
http://www.hmrc.gov.uk/gds/specialist/lloyds_calculator.htm
Self Employed
Self Employed Ready Reckoner
https://www.gov.uk/self-assessment-ready-reckoner
SSP & Maternity Pay
Calculate Your Employee’s Statutory Sick Pay
https://www.gov.uk/calculate-statutory-sick-pay
Maternity, Adoption & Paternity Calculator For Employers
https://www.gov.uk/maternity-paternity-calculator
Stamp Duty Land Tax
Stamp Duty Land Tax DLT Calculator
https://www.tax.service.gov.uk/calculate-stamp-duty-land-tax/#/intro
Tax Credits
Tax Credits Calculator
https://www.gov.uk/tax-credits-calculator
Tax Credits & Child Benefit
Calculate Your Part-Year Profits To Finalise Your Tax Credits
https://www.gov.uk/part-year-profit-tax-credits
Plan Your Adoption Leave
https://www.gov.uk/plan-adoption-leave
Check If You Can Get Leave Or Pay When You Have A Child
https://www.gov.uk/pay-leave-for-parents
Tax Credits – Working Out Your Childcare Costs
https://www.gov.uk/childcare-costs-for-tax-credits
Trusts
Tax Pool Calculator
http://www.hmrc.gov.uk/tools/trusts/index.htm
VAT
EU VAT Number Validation
http://ec.europa.eu/taxation_customs/vies/
VAT Payment Deadline Calculator
https://www.gov.uk/vat-payment-deadlines
Vehicles
Calculate Business Expenses For Vehicles
https://www.gov.uk/simplified-expenses-checker
Company Car Calculator
https://www.gov.uk/calculate-tax-on-company-cars