Article R1322-12 of the French Public Health Code
The holder of an operating licence must declare to the Prefect any project to modify the installations and operating conditions mentioned in the prefectoral authorisation order and send him all the information needed to assess the project, prior to its implementation. The Prefect decides on this declaration within two months, either by issuing an amending order, or, in application of II of article L. 1322-1, by inviting the holder of…