THE REGULATORY AUTHORITIES In the water sector, from a regulatory point of view, the benefits of the important measures introduced at the end of 2017, with reference to the resolution on the tariff structure (665/2017/R/idr) and the two end-of-year resolutions on Technical Quality and on the methods for updating tariffs for the twoyear period 2018-2019 (917/2017/R/idr and 918/2017/R/idr).