The employer is required to reschedule the leave in the case of:

• illness of the employee,
• isolation owing to a contagious disease,
• the employee being summoned for military exercise,
• maternity, parental and paternity leave.

Those circumstances also result in interruption of the leave granted.

The employer may reschedule the leave:

• at the request of the employee, substantiated with important reasons,
• because of special needs of the employer if the employee’s absence would result in disruption of the work.