transports ferroviaires – Mur tarifaire entre l'Yonne et l'Île-de-France

This written question asks about the pricing structure for railway transport services connecting the Yonne department to the Île-de-France region. It seeks clarification on potential price barriers or specific tariffs affecting this route. The question is posed by a French National Assembly member, indicating a focus on national transport policy and its impact on regional connectivity and commuters.