Calculators and tools

You can find our most popular calculators and tools listed here, or refine your search options below. Make sure you click the ‘apply filter’ or ‘search’ buttons after selecting your refinement options to find the specific calculator or tool you need.

  1. Simple tax calculator
  2. Tax withheld calculator
  3. Home office expenses calculator
  4. Income tax estimator
  5. Do I need to lodge a tax return
  6. Work out your residency status for tax purposes
  7. Super guarantee contributions
  8. Medicare levy calculator
  9. Private health insurance rebate calculator
  10. ATO app including myDeductions record-keeping tool
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  • Personal services income toolUse this tool to work out if your income is personal services income (PSI) and if the PSI rules apply to that income.
  • Home office expenses calculatorUse our home office expenses calculators to work out your claim for work-related expenses you incur as a result work you do from home as an employee.
  • Self-education expensesThis calculator helps you to estimate the deduction you can claim for work related self-education expenses on your tax return. It can be used for the 2013–14 to 2019–20 income years.
  • Work related car expensesThis calculator helps you to calculate the deduction you can claim for work-related car expenses on your tax return. It can be used for the 2013–14 to 2019–20 income years.
  • Income tax estimatorThis calculator will help you work out your tax refund or debt estimate. It can be used for the 2015–16 to 2019–20 income years.
  • Study and training loan repayment calculatorThis calculator will help you determine an estimate of the compulsory repayment amount required towards your study or training loan.
  • Super co-contribution calculatorThe super co-contribution calculator is a tool to help individuals and the self-employed estimate their co-contribution entitlement and eligibility.
  • Tax withheld calculatorIf you are an employer or another withholding payer, the tax withheld calculator helps you work out the tax you need to withhold from payments you make to employees and other workers including working holiday makers. It applies to payments made in the 2020–21 income year.
  • Employee share schemes calculatorThis calculator will help you to calculate the discount amount of the unlisted rights and underlying shares acquired under an employee share scheme.
  • Do I need to lodge a tax returnUse this tool to help you work out if you need to lodge a tax return. It is for income years from 2013 onwards. There are also instructions for earlier years.
  • Income tax estimatorThis calculator will help you work out your tax refund or debt estimate. It can be used for the 2015–16 to 2019–20 income years.
  • Tax withheld calculatorIf you are an employer or another withholding payer, the tax withheld calculator helps you work out the tax you need to withhold from payments you make to employees and other workers including working holiday makers. It applies to payments made in the 2020–21 income year.
  • ATO online services simulatorOur simulator helps you interact with and learn about the functions and services available in ATO online services for individuals
  • Calculate daysUse the Calculate days calculator to help you to work out the number of days from one date to another date.
  • Defined benefit income cap toolThis tool helps you work out if the defined benefit income cap applies to your superannuation income stream.
  • Do I need to lodge a tax returnUse this tool to help you work out if you need to lodge a tax return. It is for income years from 2013 onwards. There are also instructions for earlier years.
  • Income tax estimatorThis calculator will help you work out your tax refund or debt estimate. It can be used for the 2015–16 to 2019–20 income years.
  • Personal services income toolUse this tool to work out if your income is personal services income (PSI) and if the PSI rules apply to that income.
  • Simple tax calculatorThis calculator helps you to calculate the tax you owe on your taxable income. It can be used for the 2013–14 to 2019–20 income years.
  • Income tests calculatorThis calculator will help you work out your adjusted taxable income (ATI), rebate income and income for Medicare levy surcharge purposes. This calculator is available for the current income year only.
  • Private health insurance rebate calculatorThis calculator will help you work out your entitlement to the private health insurance rebate and the rebate percentage that you can claim.
  • Defined benefit income cap toolThis tool helps you work out if the defined benefit income cap applies to your superannuation income stream.
  • Income tax estimatorThis calculator will help you work out your tax refund or debt estimate. It can be used for the 2015–16 to 2019–20 income years.
  • Income tests calculatorThis calculator will help you work out your adjusted taxable income (ATI), rebate income and income for Medicare levy surcharge purposes. This calculator is available for the current income year only.
  • Is my scholarship taxableThis tool will help you work out whether or not your scholarship is taxable.
  • Simple tax calculatorThis calculator helps you to calculate the tax you owe on your taxable income. It can be used for the 2013–14 to 2019–20 income years.
  • Do I need to lodge a tax returnUse this tool to help you work out if you need to lodge a tax return. It is for income years from 2013 onwards. There are also instructions for earlier years.
  • Employee share schemes calculatorThis calculator will help you to calculate the discount amount of the unlisted rights and underlying shares acquired under an employee share scheme.
  • Foreign income conversion calculatorThis calculator will help you to convert foreign income into Australian dollars, using either a specific or an average rate of exchange for a range of countries. It can be used for the 2013–14 to 2019–20 income years.
  • Home office expenses calculatorUse our home office expenses calculators to work out your claim for work-related expenses you incur as a result work you do from home as an employee.
  • Income tax estimatorThis calculator will help you work out your tax refund or debt estimate. It can be used for the 2015–16 to 2019–20 income years.
  • Income tests calculatorThis calculator will help you work out your adjusted taxable income (ATI), rebate income and income for Medicare levy surcharge purposes. This calculator is available for the current income year only.
  • Net medical expenses tax offset calculatorThis calculator will help you work out the amount of medical expenses offset you can claim for the 2015-16 to 2018-19 income years.
  • Self-education expensesThis calculator helps you to estimate the deduction you can claim for work related self-education expenses on your tax return. It can be used for the 2013–14 to 2019–20 income years.
  • Work related car expensesThis calculator helps you to calculate the deduction you can claim for work-related car expenses on your tax return. It can be used for the 2013–14 to 2019–20 income years.
  • Zone or overseas forces tax offsetThis calculator will help you work out your eligibility for a zone or overseas forces tax offset and the tax offset amount that you can claim. It can be used for the 2014–15 to 2019–20 income years.
  • Foreign income conversion calculatorThis calculator will help you to convert foreign income into Australian dollars, using either a specific or an average rate of exchange for a range of countries. It can be used for the 2013–14 to 2019–20 income years.
  • Do I need to lodge a tax returnUse this tool to help you work out if you need to lodge a tax return. It is for income years from 2013 onwards. There are also instructions for earlier years.
  • Gross pay estimatorThis calculator will give you an estimate of your gross pay based on your net pay for a particular pay period (weekly, fortnightly or monthly). It can be used for the 2013–14 to 2019–20 income years.
  • Debt release toolUse the Debt Release Tool to determine if you are eligible for release and to access the application form from within the tool.
  • Payment plan estimatorUse the ATO online payment plan estimator to work out a payment plan that you can afford. Calculate different payment scenarios to best pay off your tax debt.
  • Medicare levyThis calculator will help you work out your Medicare levy, including exemptions and reductions based on family income. It can be used for the 2013–14 to 2019–20 income years.
  • Australian zone listThis list can be used to find out whether an Australian place is located in a zone for the purposes of the zone tax offset.
  • Zone or overseas forces tax offsetThis calculator will help you work out your eligibility for a zone or overseas forces tax offset and the tax offset amount that you can claim. It can be used for the 2014–15 to 2019–20 income years.
  • PAYG instalments calculatorThis calculator will help you work out your PAYG instalments for the current financial year. The calculator provides an instalment amount or rate based on your estimates.
  • Gross pay estimatorThis calculator will give you an estimate of your gross pay based on your net pay for a particular pay period (weekly, fortnightly or monthly). It can be used for the 2013–14 to 2019–20 income years.
  • Tax withheld calculatorIf you are an employer or another withholding payer, the tax withheld calculator helps you work out the tax you need to withhold from payments you make to employees and other workers including working holiday makers. It applies to payments made in the 2020–21 income year.
  • Credit for interest on early paymentsThis calculator will help you work out your entitlement to a credit for interest on early payments of tax. It can be used to calculate credit for interest on early payments of tax made from 1 July 2013 to 31 December 2020.
  • Gross pay estimatorThis calculator will give you an estimate of your gross pay based on your net pay for a particular pay period (weekly, fortnightly or monthly). It can be used for the 2013–14 to 2019–20 income years.
  • Payment plan estimatorUse the ATO online payment plan estimator to work out a payment plan that you can afford. Calculate different payment scenarios to best pay off your tax debt.
  • Work out your tax residencyYou will need to work out if you are an Australian or foreign resident for tax purposes. This may be different to your residency status for other purposes.
  • Is my scholarship taxableThis tool will help you work out whether or not your scholarship is taxable.
  • Self-education expensesThis calculator helps you to estimate the deduction you can claim for work related self-education expenses on your tax return. It can be used for the 2013–14 to 2019–20 income years.
  • Study and training loan repayment calculatorThis calculator will help you determine an estimate of the compulsory repayment amount required towards your study or training loan.
  • Do I need to lodge a tax returnUse this tool to help you work out if you need to lodge a tax return. It is for income years from 2013 onwards. There are also instructions for earlier years.
  • Home office expenses calculatorUse our home office expenses calculators to work out your claim for work-related expenses you incur as a result work you do from home as an employee.
  • Self-education expensesThis calculator helps you to estimate the deduction you can claim for work related self-education expenses on your tax return. It can be used for the 2013–14 to 2019–20 income years.
  • Work related car expensesThis calculator helps you to calculate the deduction you can claim for work-related car expenses on your tax return. It can be used for the 2013–14 to 2019–20 income years.