Formulaire
Form n°6840-SD - Declaration of work for the payment of city planning fees
This declaration allows to describe the works carried out with a view to their taxation to the development tax and the tax of preventive archeology. It must be filed within 90 days of completion of the work (Article 1635 quater P of the General Tax Code).
For details, please use the practical information sheets :
J'ai réalisé une démarche administrative
Je donne mon avis sur Services Publics +. L'administration concernée me répondra.
Émetteur du formulaire administratif : Ministry of Finance
Verified 13 August 2025 - Public Service / Directorate of Legal and Administrative Information (Prime Minister)