Despite heavy impetus on the part of lawmakers, current legislation governing the operations of delegated local public service companies acting in the sectors of water and wastewater does leave a rather wide margin for potential mishandling, from the vantage point of both the company and local elected officials. Attaining efficiency in these services at the practical level implies the contribution of other mechanisms towards regulating this sector in a systemic fashion (what Dominique Lorrain has qualified as « regulator-free regulation »), which still remains only partial in scope. We'll be highlighting the role played by the relationships between the price and quality of water and wastewater services; our attention will then turn to prese...