For the attention of the officers and administrators of religious associations (associations cultuelles) and of associations under the 1901 law that exercise worship in France.
On the guidance received from the Central Bureau of Religious Affairs, here is a link to a “frequently asked questions” page published by the Ministry of the Interior concerning the application of this law:
For associations whose headquarters are in Paris, all procedures relating to religious-association status and the exercise of worship are handled by the Prefecture of Paris and Île-de-France, contact: 01 82 52 44 37 / pref-cultes@paris.gouv.fr