Consideration of the tariff equilibrium fund should help address cost-recovery problems, e.g. with regard to higher service costs in areas with low population density. Any action in this field cannot be separated from the development and application of efficient territorial planning instruments, so as to prevent current expansion of residential and industrial areas in a scattered and disorderly way that would make water and wastewater infrastructure planning difficult and costly. Preliminary goals were established, together with timetables for their achievement and implementation mechanisms.