Follow the steps to fill out the form correctly.

1. Click ‘Get Form’ button to access the form and open it in your browser.
2. Begin with the identification section. Fill in your last name (Nom) and first name (Prénom) in the designated fields. Next, provide your permanent residence address, including the street and number, postal code, city, and country.
3. Enter your date of birth in the format JJ-MM-AAAA and include the city and country of your birth in the specified area.
4. Move to the residence fiscale section. If you are a tax resident only in Belgium and are neither a citizen nor a resident of the United States, indicate 'Yes' and proceed to Section III. Otherwise, list all countries where you are considered a tax resident along with your taxpayer identification numbers (NIF).
5. If applicable, provide a reason if no NIF has been assigned to you by the countries of residence. This information is crucial for customer service follow-up.
6. Respond to the question regarding whether you are an American person (citizen or resident). Select 'Yes' or 'No' as appropriate. If 'Yes', be prepared to send the IRS form W-9 to the indicated address.
7. In the declaration of confidentiality section, acknowledge that your details may be collected and processed as required by applicable laws. Ensure you understand your rights regarding personal data.
8. In the certification section, confirm that the information you provided is true and accurate. You will also need to commit to notifying the bank of any changes that would affect your information.
9. Finally, enter the date, type your name as the account holder, and provide your signature where indicated. Review your entries carefully for accuracy.
10. After completing the form, you may save your changes, download the document, print it for your records, or share it as required.

Complete the Remplissable Formulaire D'auto-certification Fiscale Pour Les Particuliers online today to ensure you meet your tax obligations.