You can claim your Australian tax refund up to
2 years back.
In 2024, you can file a tax return / claim a refund for the tax year 2022/2023 at the latest.
Australian tax refund deadlines for previous years:
- tax return for the year 2022/2023 - by the 31st of October, 2024,
- tax return for the year 2023/2024 - by the 31st of October, 2025.