Article L3142-130 of the French Labour Code
In the absence of the agreement referred to in Article L. 3142-129, the following provisions apply: 1° The maximum duration of the leave or period of part-time work is one year. This period may be extended at the employee’s request by agreement between the company and the host organisation or company; 2° The length of service required to qualify for the leave or period of part-time work is one year…