How to Know Your Tax Number in France: A Complete Guide

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If you’re living, working, or conducting business in France, knowing your French tax number (numéro fiscal) is essential for tax filings, payments, and accessing government services. This guide explains how to find your tax number in France, whether you’re a resident, a new taxpayer, or have lost your existing number.

What Is a French Tax Number?

The French tax number (numéro fiscal) is a 13-digit unique identifier assigned to every taxpayer by the Direction Générale des Finances Publiques (DGFiP). It is required for income tax declarations, online tax services, and other financial transactions.

How to Know Your Tax Number in France ? Where to Find Your French Tax Number

1. On Your Tax Documents

If you’ve already declared taxes in France, you can find your tax number on:

  • The first page of your latest income tax return (déclaration de revenus)
  • Your tax assessment notice (avis d’imposition) in the “Vos références” section
  • Any correspondence from the tax office (DGFiP)

2. In Your Online Tax Account

You can retrieve your tax number by logging into your personal tax account at impots.gouv.fr:

  1. Click on “Votre espace particulier” (Your personal space)
  2. Enter your credentials
  3. How to Know Your Tax Number in France ? Find your tax number in your account details or previous declarations

3. By Contacting the Tax Office

If you cannot find your tax number, contact your local tax office (service des impôts des particuliers) by:

  • Phone: Call the tax office using the contact details on impots.gouv.fr
  • Email: Send a request through your online tax account
  • In-person visit: Bring an identity document and proof of residence to your nearest tax office

How to Know Your Tax Number in France ? How to Get a Tax Number in France as a New Taxpayer

If you are a new resident or filing taxes for the first time, you must request a tax number:

  1. Go to your local tax office with your ID and proof of residence
  2. Fill out Form 2043 (Demande de numéro fiscal) available on the impots.gouv.fr website
  3. Wait for processing: You will receive your tax number by mail or email

What to Do If You Lost Your French Tax Number?

If you lost or forgot your tax number, you can retrieve it:

  • Online: Use the “Oubli de numéro fiscal” (Forgot tax number) option on impots.gouv.fr
  • Email: Request a retrieval by sending a message via your online account
  • Phone: Contact the French tax authorities with your personal details

Conclusion

How to Know Your Tax Number in France ? Your French tax number is crucial for tax declarations and administrative procedures. Whether you are a new taxpayer, a resident, or someone who has misplaced their tax number, following these steps will help you easily retrieve or obtain it.

For more details, visit impots.gouv.fr or contact your local tax office.