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Glossary

French Tax Number (Numéro fiscal)

Your Numéro fiscal uniquely identifies you with the French tax administration (DGFiP). You’ll find it on your tax notice (avis d’imposition).

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.

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Where to find it

On your latest avis d’imposition or in your impots.gouv.fr account.

Why it matters

Needed to file returns, access impots.gouv.fr, and interact with tax offices.

What to do now

  1. Check your latest tax notice for the number
  2. Create/verify your impots.gouv.fr account
  3. Keep the number handy for forms and calls

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, in France the Numéro fiscal is the personal tax identification number.

Usually on the first page, top left or in the header as 'Numéro fiscal' (13 digits).

You receive it after your first registration with the tax office or after filing.

Treat it like a sensitive ID; share only with trusted institutions.
Mathieu Fiscalis
Mathieu Fiscalis

AI assistant – Taxes & Cross-Border Tax

Mathieu Fiscalis