In the absence of an agreement mentioned in article L. 3142-32, the departure on sabbatical leave may be deferred by the employer under the conditions mentioned in the first paragraph of article L. 3142-29, so that the percentage of employees simultaneously absent from the company on sabbatical leave does not exceed 1.5% of the workforce of this company, until the date on which this condition is met or that the number of days absent on sabbatical leave does not exceed 1.5% of the number of days worked in the twelve months preceding the departure on leave. To allow an employee to take leave, this twelve-month period is extended to a maximum of forty-eight months.