No charges related to payment rejection may be levied by drinking water and wastewater services on natural persons not acting for business purposes who have obtained, for the bill that generated payment rejection charges by the bank or in the twelve months prior to the deadline for payment of said bill, assistance in paying for their water supply from the Fonds de Solidarité pour le Logement (housing solidarity fund) or the Centre Communal d’Action Sociale (municipal social action centre), or who benefit, where applicable, from a social tariff introduced by the public drinking water or wastewater service. The procedures for implementing this article are specified by joint order of the ministers responsible for consumer affairs and social affairs.