Through the Public Sector Budget, government policies are developed. Hence, the Executive Branch plays a fundamental role, in addition to its constitutionally established competence in managing public finances. On the other hand, the Legislative Branch, in its oversight role, also participates in this process not only by approving the Public Sector Budget Law but also through the citizen representation exercised by congressmen, intervening in budget allocation. This process of intervention by two branches of the State responds to the Principle of Collaboration of Powers, developed by the Constitutional Court to establish the scope and limits of each of these actors in the approval process of the Public Sector Budget Law. However, this is not a peaceful collaboration, so through this work, we intend to establish two matters/statements. First, which Branch of the State is exclusively compe...