The Minister of Justice and the Minister of Labour determine the number of seats allocated for the duration of the term of office to the trade union and professional organisations per industrial tribunal, college and section, on the basis of the number of councillors defined in article L. 1423-2 and, for employees’ trade union organisations, the votes obtained at departmental level by each organisation as part of the audience measurement defined in 5° of article L. 2121-1 ; for employers’ professional organisations, the employers’ audience provided for in 6° of article L. 2151-1 determined at national level.
For the assessment of the employers’ audience, the number of companies employing at least one employee that are members of professional employers’ organisations and the number of employees employed by these same companies are each taken into account up to a maximum of 50%.
Seats are allocated on the basis of proportional representation using the highest average rule.