What happens if I lodge my tax return late?
Learn what the ATO says about late lodgment and failure to lodge on time penalties.
Summary
If a tax return is lodged late, the ATO may apply a failure to lodge on time penalty. The outcome can depend on the taxpayer’s circumstances and how late the lodgment is.
What this means
Late lodgment can create practical issues, including penalties, delayed refunds, or difficulty keeping tax affairs up to date. The ATO explains how failure to lodge penalties can apply.
If you cannot lodge on time, it is better to check ATO options or speak with a registered tax agent rather than ignoring the obligation.
Typical actions
- Check whether you need to lodge a tax return.
- Lodge as soon as possible if you are overdue.
- Review any ATO notices carefully.
- Contact the ATO or a registered tax agent if you need help.
Official ATO sources
Last checked: 20 June 2026
Failure to lodge on time penalty
Explains penalties that may apply for late lodgment.
Your tax return
ATO hub for tax return lodgment information.
Records you need to keep
Explains records needed to prepare a tax return.
Related questions
- What is a tax return?
- What records should individuals keep for tax?
- What income do I need to declare?
- What is taxable income?
Important notice: Tax Clarity is an independent information tool. This page provides general information based on official sources. It does not provide tax, legal, financial, or accounting advice. Tax rules can change, and how they apply depends on your circumstances. For advice about your situation, speak with a registered tax agent or qualified professional.
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