Academic dissertation about systematization of information in citizen participation on budget and the Municipal Council of Environment of Rio das Ostras so that if it can evaluate the contributions of these instruments in municipal budgetary management, in the accompaniment of its elaboration and its execution, and in the elaboration and execution of municipal environmental politics. Based on bibliographical and documentary inquiry, the work begins adding backdrop to the democratic question and his implications in the contemporary society, identifying the political scenery what favored the recovering of the practices citizen participation in the country. The principal nucleus of the work there present analysis of the principal documents systems limited of the municipal administration that culminate in the adoption by government of the instruments of management with citizen participation and its consolidation, as well as it describes the result of inquiry carried out in the interior of his dynamic ones of functioning, contributing with the systematization of informations on the subject participation. Finally, it summarizes the principal points, through the scientific observation and according to personal positions of the investigator, postulating suggestions for the improvment and interrelation of the budget and the Municipal Council of Environment of Rio das Ostras in the sense of promoting the accountability and the social control.

Key words: participation, budgets, municipal advices, environmental management, budgetary management.