Gathers high level representatives of regulatory authorities and officials of agencies with regulatory and supervisory functions over the provision of water, sanitation, and wastewater treatment services. It is an regulators-only event, except for its closing plenary.

During the Forum, discussions are structured around highly interactive sessions that combine short inspirational presentations and roundtable discussions led by the speakers. The roundtable discussions provide an opportunity for participants and speakers to analyse and discuss in detail each topic, share comparative experiences, address proposed questions, and suggest one or more recommendations for consideration of the plenary.