The Parliament consists of two Chambers: The Chamber of Deputies and the Senate. Regarding the information and oversight of Government action and functioning, each Chamber shall function on its own.

Government action of which the Parliament is responsible for obtaining information and exercising oversight are indicated in general policies of the Government, that are agreed on between the President of the Republic and the members of Cabinet, with regard to the programs and strategies of its action.

Each Chamber of Parliament is fully entitled to make all investigations necessary to effectively carry out its mandate and review action of the Government.