You can claim your refund from Belgium up to
3 years back.
In 2025, you can file a tax return / claim a refund for the tax year 2022 at the latest.
Deadlines for the tax refund from the Belgium for the previous years:
- tax return for the year 2022 - 24th of November, 2025,
- tax return for the year 2023 - 22nd of November, 2026,
- tax return for the year 2024 - 25th of November, 2027.