ERSAR
Published 5 November 2026, 03:36
ERSAR — Entidade Reguladora dos Serviços de Águas e Resíduos (Water and Waste Services Regulatory Authority)
Oversees water, sewerage and rubbish collection. Complaints about water bills, recalculations and disconnections go here.
Where you come across it. A dispute with the water company or a municipal service (EPAL, SMAS and others), the complaints book at a water supplier.
Water and waste are essential public services: such a supplier is obliged to take part in arbitration and must reply in writing to a paper complaint.
Official website: gov.pt/entidades/entidade-reguladora-dos-servicos-de-aguas-e-residuos