How Late Can I File My Taxes 2025. Your 2023/24 tax return is due by 31 october 2024 if you're lodging online, or mid may 2025 if you're using a tax agent. ‘if you’re lodging your own tax return, the due date to lodge is 31 october 2024.
What happens if i file my tax return late? The online deadline to file a tax return for the 2023 to 2024 tax year and pay.