Correcting errors on your personal tax return

​If you've filed your personal tax return and realised that you've made a mistake you should tell us as soon as you can.

Don't complete another tax return.

If you've made a mistake or error

On a recent return

 If you realise you made a mistake or error on a personal tax return you can tell us using the Personal Tax Enquiry form.

Tax returns from earlier years

You can correct errors or mistakes within 5 years of the year of the assessment for the return.

Repayments

If you overpaid your tax as a result of the mistake you can ask for a repayment.

If you owe any tax for any other years this will be settled first. 

If you don't request a repayment any remaining credit will be put towards your current tax.

You can request a repayment using the Personal Tax Enquiry form.

Personal Tax Enquiry form

Don't agree with the notice of assessment

If you've filed your tax return and received your tax assessment but don't agree with the how it's been calculated you have 40 days to make an appeal. You can't appeal if you haven't filed your return and received a default assessment.

How to appeal your tax assessment