Article L3142-65 of the French Labour Code
In order to implement an employee’s entitlement to the leave referred to in Article L. 3142-60, a company collective agreement or agreement or, failing that, a branch agreement or agreement shall determine: 1° The maximum total duration of the leave ; 2° The time limit within which the employee must send his request for leave to the employer; 3° The maximum number of employees per establishment who may take leave…