The Board of Directors comprises a minimum of fifteen members and a maximum of thirty members. Its composition is determined in accordance with Article L. 1424-26.
The seats are distributed between:
1° The Rhône department;
2° The communes and public establishments for inter-communal cooperation in the Rhône department;
3° The Lyon metropolitan authority.
The number of seats allocated to the department and the metropolitan authority may not be less than three-fifths of the total number of seats. The number of seats allocated to the communes and public establishments for inter-communal cooperation in the department may not be less than one-fifth of the total number of seats.