What is the deadline for filing your income tax return?
Verified 06 June 2025 - Directorate for Legal and Administrative Information (Prime Minister)
Tax returns via Internet is required if your principal residence is equipped with internet access and you are able to file your return online.
The 2025 income tax return for 2024 is complete.
The 2026 tax return for 2025 will begin in April 2026.
Who shall I contact
If you missed the deadline, you can still complete your tax return.
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The online declaration remains available
You can file your tax return from your personal online space:
Online declaration is no longer available
You can file your tax return using a paper form:
2025 Income Tax Return 2024 (paper)
Who shall I contact
FYI
If you report your income late, the tax authority applies penalties to you.
Who can help me?
Find who can answer your questions in your region
For general information
Tax Information Service
By telephone:
0809 401 401
Monday to Friday from 8:30 am to 7 pm, excluding public holidays.
Free service + call price
To contact the local service managing your folder
Department in charge of taxes (treasury, tax department...)To be helped in his statement
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Ministry of Finance
Ministry of Finance
Ministry of Finance
Ministry of Finance
Ministry of Finance