The objective of this article is to examine legislation and documents related to water resources, especially regarding the participation of society in management processes, and verify how this fundamental element of water governance emerges in the Committee of Management of the Hydrographic Basin Taquari-Antas. The study is interdisciplinary, qualitative, bibliographical, documentary and field. This is a case study, carried out in the period between 2014 and 2016, in which the Committee meetings were followed, questionnaires were applied to the representatives of each group and interviewed the most active of each one, as well as the managers. Taking as a category the participation, the results deepen aspects related to four subcategories: a) participation of the members, b) participation of the society, c) participation of the State, and d) actions to qualify the participation.