Book IV: Prevention of certain risks of exposure

Prior to assignment to the workstation, the employer shall assess the individual exposure of workers: 1° Accessing areas defined under Articles R. 4451-24 and R. 4451-28; 2° Crew members on board aircraft and spacecraft in flight; 3° Involved in operations involving the transport of radioactive substances; 4° Worker in a situation of long-term exposure resulting from a radiological emergency.

This prior individual assessment, recorded by the employer in a form that allows consultation for a period of at least ten years, includes the following information: 1° The nature of the work; 2° The characteristics of the ionising radiation to which the worker is likely to be exposed; 3° The frequency of exposure; 4° The equivalent or effective dose that the worker is likely to receive over the next twelve…

The employer shall forward the prior individual assessment to the occupational physician when he proposes that the worker be classified under Article R. 4451-57 or when he establishes that the worker is likely to receive, in the course of performing the occupational activities referred to in 4° of Article R. 4451-1, an effective dose in excess of 6 millisieverts solely as a result of exposure to radon.