The opinion of the Social and Economic Committee is expressed by secret ballot after hearing the interested party.
When the employee is included in a collective redundancy for economic reasons of ten or more employees within the same thirty-day period, the deliberation of the Social and Economic Committee cannot take place:
1° Either before the second committee meeting provided for in article L. 1233-30;
2° Or before the committee meeting provided for in article L. 1233-58.