Haveria base nomrativa para restringir as receitas da previdência social às contribuições previdenciárias?

Speeches about the social security “difficult” situation usually adopt as underlying thesis that RGPS funding should be restricted to the revenues from contributions on the payroll. From there came the question of how far would effectively be identifiable, on the brazilian current positive law, wich, among the revenues prescripted to support the Welfare System, could be considered as addressable to Social Security, inquiry wich was the objective of this work. The examination of the subject was initiated by the text of the Higher Law. The charges that are made regarding the “Citizen Constitution” generous content also led to research the situation in legal regulations issued in the previous period. After such a reverse search, the subject treatment was analyzed in the main infraconstitutional instrument about the theme, namely, the 8.212/1991 act. The research ended by showing the impossibility of identifying up support, from the direct reading of the Constitution or the laws that we have on the topic, for the thesis that wants to restrict, among the welfare incomes, the range of those than can be used by Social Security