Practical GuideCivil Code and Decree of December 30, 1993Sources verified November 9, 2026

French Naturalization by Decree

Prepare proofs of legal residence, integration, and financial stability. Naturalization by decree applications are evaluated on your individual circumstances.

Illustration of administrative procedure
French CitizenshipDocuments and interview

Check residency duration

The standard rule requires five years of continuous regular residency in France prior to applying. The Civil Code provides reductions and exemptions in specific cases. Verify legal stay and integration criteria.

Prepare French language and civic test proof

Since January 1, 2026, level B2 (oral and written) and passing the civic knowledge exam are standard requirements. Consult recognized certificates and applicable exemptions.

Gather supporting documents for your situation

Prepare identity, civil status, residence, and income documents. For foreign documents, check sworn translation, apostille, or legalization requirements.

Submit application and monitor status

In France, apply online according to Service Public guidelines. The tax stamp is €255. The prefecture examines your file and may invite you for an assimilation interview.

View demonstration dossier