--- title: Dual Nationality & French Citizenship Blog | Attorney Julio Vero | CNF description: CNF | French citizenship & dual nationality insights from Paris-based Attorney Julio Vero. Expert guidance on CNF applications, citizenship by descent, passport issues, and Immigration to France --- [Skip to content](https://juliobvero.com/attorney-julio-vero-blog/tag/cnf#main-content) ![Paris-based Immigration Lawyer - Julio Vero](https://juliobvero.com/hs-fs/hubfs/logo_header_with_subtitle_50px.png?width=159&height=50&name=logo_header_with_subtitle_50px.png) - [French Citizenship Attorney](https://juliobvero.com/) - [French Citizenship by Descent](https://juliobvero.com/french-citizenship-by-descent) - [French Citizenship by Marriage](https://juliobvero.com/french-citizenship-by-marriage) - [French Citizenship by Naturalization](https://juliobvero.com/french-citizenship-by-naturalisation) - [How to Apply](https://juliobvero.com/apply-for-french-citizenship) - [Services](https://juliobvero.com/services) Show submenu for Services - [CNF Application & Refusal Assistance](https://juliobvero.com/services/cnf-application-refusal-help) - [Civil Record Registration Assistance](https://juliobvero.com/services/civil-record-registration-assistance) - [Assistance with French Citizenship by Marriage Application & Refusals](https://juliobvero.com/services/french-citizenship-by-marriage-application-refusal-assistance) - [Assistance with Naturalization and Immigration](https://juliobvero.com/services/french-naturalisation-assistance-application-refusals) - [Assistance with Visas and Resident permits](https://juliobvero.com/services/visa-residence-immigration-strategy) - [About](https://juliobvero.com/about) - [How it Works](https://juliobvero.com/how-it-works) - [Contact](https://juliobvero.com/contact) Open main navigation Close main navigation - [French Citizenship Attorney](https://juliobvero.com/) - [French Citizenship by Descent](https://juliobvero.com/french-citizenship-by-descent) - [French Citizenship by Marriage](https://juliobvero.com/french-citizenship-by-marriage) - [French Citizenship by Naturalization](https://juliobvero.com/french-citizenship-by-naturalisation) - [How to Apply](https://juliobvero.com/apply-for-french-citizenship) - [Services](https://juliobvero.com/services) Show submenu for Services - [CNF Application & Refusal Assistance](https://juliobvero.com/services/cnf-application-refusal-help) - [Civil Record Registration Assistance](https://juliobvero.com/services/civil-record-registration-assistance) - [Assistance with French Citizenship by Marriage Application & Refusals](https://juliobvero.com/services/french-citizenship-by-marriage-application-refusal-assistance) - [Assistance with Naturalization and Immigration](https://juliobvero.com/services/french-naturalisation-assistance-application-refusals) - [Assistance with Visas and Resident permits](https://juliobvero.com/services/visa-residence-immigration-strategy) - [About](https://juliobvero.com/about) - [How it Works](https://juliobvero.com/how-it-works) - [Contact](https://juliobvero.com/contact) # Dual Nationality Insights by Attorney Julio Vero Articles on citizenship, ancestry, immigration, marriage and residence. [![French passport by descent](https://www.frenchentree.com/wp-content/uploads/2025/09/passport-3127925_1280-670x450.jpg)](https://juliobvero.com/attorney-julio-vero-blog/french-passport-renewal-refused-cnf-nationality-proof) [French Citizenship by Ancestry](https://juliobvero.com/attorney-julio-vero-blog/tag/french-citizenship-by-ancestry), [CNF](https://juliobvero.com/attorney-julio-vero-blog/tag/cnf), [French Passport refusal](https://juliobvero.com/attorney-julio-vero-blog/tag/french-passport-refusal), [French dual citizenship](https://juliobvero.com/attorney-julio-vero-blog/tag/french-dual-citizenship), [French citizenship for Americans](https://juliobvero.com/attorney-julio-vero-blog/tag/french-citizenship-for-americans), [citizenship by descent](https://juliobvero.com/attorney-julio-vero-blog/tag/citizenship-by-descent) ## [French Passport Renewal Refused? Why France Suddenly Demands a CNF — And When You Shouldn't Apply for One](https://juliobvero.com/attorney-julio-vero-blog/french-passport-renewal-refused-cnf-nationality-proof) [Attorney Julio Vero](https://juliobvero.com/attorney-julio-vero-blog/author/attorney-julio-vero) Aug 5, 2026, 11:47:11 AM You have held French nationality your entire life. You may have been born in the United States, the ... [Read more](https://juliobvero.com/attorney-julio-vero-blog/french-passport-renewal-refused-cnf-nationality-proof) [![](https://www.ville-hermes.fr/wp-content/uploads/sites/358/2024/10/etat-civil-rixheim-ville.jpg)](https://juliobvero.com/attorney-julio-vero-blog/apostille-legalisation-and-foreign-documents-in-france) [lawyer](https://juliobvero.com/attorney-julio-vero-blog/tag/lawyer), [dual citizenship](https://juliobvero.com/attorney-julio-vero-blog/tag/dual-citizenship), [French Citizenship by Ancestry](https://juliobvero.com/attorney-julio-vero-blog/tag/french-citizenship-by-ancestry), [CNF](https://juliobvero.com/attorney-julio-vero-blog/tag/cnf), [immigration](https://juliobvero.com/attorney-julio-vero-blog/tag/immigration) ## [Apostille, Legalisation and Foreign Documents in France](https://juliobvero.com/attorney-julio-vero-blog/apostille-legalisation-and-foreign-documents-in-france) [Attorney Julio Vero](https://juliobvero.com/attorney-julio-vero-blog/author/attorney-julio-vero) May 12, 2026, 3:54:07 PM French Civil Status Law · Practical Guide A practical guide for expats, immigration applicants, and ... [Read more](https://juliobvero.com/attorney-julio-vero-blog/apostille-legalisation-and-foreign-documents-in-france) [![French Dual Citizenship Attorney](https://www.dualcitizenshipreport.org/wp-content/uploads/2026/01/Dual-Citizenship-France-EU-1024x540.jpg)](https://juliobvero.com/attorney-julio-vero-blog/restore-french-dual-citizenship-children-born-abroad) [dual citizenship](https://juliobvero.com/attorney-julio-vero-blog/tag/dual-citizenship), [French citizenship by Descent](https://juliobvero.com/attorney-julio-vero-blog/tag/french-citizenship-by-descent), [CNF](https://juliobvero.com/attorney-julio-vero-blog/tag/cnf), [French nationality](https://juliobvero.com/attorney-julio-vero-blog/tag/french-nationality), [Article 30-3](https://juliobvero.com/attorney-julio-vero-blog/tag/article-30-3), [French ancestry](https://juliobvero.com/attorney-julio-vero-blog/tag/french-ancestry), [CNF application](https://juliobvero.com/attorney-julio-vero-blog/tag/cnf-application) ## [Restore French Dual Citizenship for Children Born Abroad | Attorney Julio Vero](https://juliobvero.com/attorney-julio-vero-blog/restore-french-dual-citizenship-children-born-abroad) [Attorney Julio Vero](https://juliobvero.com/attorney-julio-vero-blog/author/attorney-julio-vero) May 5, 2026, 11:54:05 AM Why families with French ancestry must act now — even when the situation seems secure today. French ... [Read more](https://juliobvero.com/attorney-julio-vero-blog/restore-french-dual-citizenship-children-born-abroad) [![French Dual Citizenship Attorney](https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSPdHI49nk3KRvF4lSMkIQ89mtyq7uL9keAIQ&s)](https://juliobvero.com/attorney-julio-vero-blog/french-citizenship-by-descent-complete-guide-2026) [French Citizenship by Ancestry](https://juliobvero.com/attorney-julio-vero-blog/tag/french-citizenship-by-ancestry), [French citizenship by Descent](https://juliobvero.com/attorney-julio-vero-blog/tag/french-citizenship-by-descent), [CNF](https://juliobvero.com/attorney-julio-vero-blog/tag/cnf) ## [French Citizenship by Descent: Complete Guide 2026](https://juliobvero.com/attorney-julio-vero-blog/french-citizenship-by-descent-complete-guide-2026) [Attorney Julio Vero](https://juliobvero.com/attorney-julio-vero-blog/author/attorney-julio-vero) May 2, 2026, 3:35:43 PM Did your parents, grandparents, or great-grandparents come from France? You may be entitled to Frenc... [Read more](https://juliobvero.com/attorney-julio-vero-blog/french-citizenship-by-descent-complete-guide-2026) ## Drive people to your products and services Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Learn more --- [![Paris-based Immigration Lawyer - Julio Vero](https://juliobvero.com/hs-fs/hubfs/logo_header_with_subtitle_50px.png?width=159&height=50&name=logo_header_with_subtitle_50px.png "Paris-based Immigration Lawyer - Julio Vero")](https://juliobvero.com) Bar Association registration - Avocat au Barreau de Paris - 2 Rue de Poissy 75005, [avocat@juliobvero.com](mailto:avocat@juliobvero.com) +33 7 67 15 79 24; toque AV Ordem dos Advogados do Brasil, Seccional Pernambuco, n. 66300 - 305 Rua Dom Manoel da Costa, Recife, Brazil Instagram : [@julioverolawyer](https://www.instagram.com/julioverolawyer/) LinkedIn : [@juliovero](https://www.linkedin.com/in/juliovero/) Facebook : [Attorney Julio Vero](https://www.facebook.com/juliobaggiovero/) Copyright © 2026, Julio Vero Lawyer **Privacy Policy:** Your data will be used solely to assist you in obtaining your Citizenship and Immigration; we never share it with third parties To exercise your right to withdraw consent, contact us at **[avocat@juliobvero.com](mailto:avocat@juliobvero.com)**. See our detailed [Privacy Policy](https://juliobvero.com/privacy-policy). **Política de Privacidad:** Tus datos se usarán únicamente para ayudarte a obtener tu nacionalidad; nunca los compartimos con terceros. Para ejercer tu derecho a retirar el consentimiento, contáctanos en **avocat@juliobvero.com**