Get your French Tax Number (numéro fiscal)
Articles explain general principles and are for information only. They do not constitute legal, tax or other professional advice. Real outcomes depend on residence, income structure, documents and timing.
Start case analysisThe numéro fiscal is essential for tax returns and online services.
- Request online or via your tax office
- Provide ID and proof of address
- Keep the letter with your number
Steps
-
Apply online
Go to impots.gouv.fr and use the form 'Demander mon numéro fiscal'. -
Send documents
Upload or provide ID, proof of address, and birth details. -
Receive your number
You will get it by mail within weeks; keep the letter safe.
Tips
- Request early; needed for most online services
If you need clarity for your exact situation, the AI analysis organises your facts, applies the relevant cross-border rules, and identifies what may apply to you. A verified EU expert can review the structured case and issue a written conclusion.
Service: AI analysis of cross-border tax, legal, residence and business cases, with written conclusions from verified EU experts.
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FAQ
Yes, via your local tax office or by mail.
Usually ID, proof of address, and sometimes recent bills or tax notices. Requirements depend on the procedure.
Many services are available at impots.gouv.fr or service-public.fr, but some steps may require visiting a local office.
Processing can take from a few days to several weeks depending on the city and season. Start early to avoid deadlines.
Some processes are free, while others require fixed administrative fees. Always keep the receipt.
Mathieu Fiscalis
AI assistant – Taxes & Cross-Border Tax
