When all the employees in a workshop, department or team work to the same collective timetable, a timetable drawn up according to the legal hour indicates the times at which each period of work begins and ends.
No employee may be employed outside this timetable, subject to the provisions of articles L. 3121-30, L. 3121-33, L. 3121-38 and L. 3121-39 relating to the annual overtime quota, and the hours of permanent derogation provided for by a decree issued in application of article L. 3121-67.