Work out your tax refund or debt estimate for the previous five income years.
Tax Returns and Tax Back Australia online 24/7
Forms, calculators and tools
Tax Refund Calculators
Individual tax return instructions
The Individual tax return instructions and supplements are designed to help you to complete your tax return.
Tax file number declaration
Submit a TFN declaration so your payer can calculate your tax.
Superannuation (super) standard choice form
This form lets employers nominate a super fund and employees choose their preferred fund.
Searching for lost super
Form and instructions to search for lost or unclaimed super.
Medicare levy calculator
Estimate your Medicare levy for the past five years, including any reductions or exemptions.
Private health insurance rebate calculator
The private health rebate helps cover the cost of your hospital health insurance premiums.