This article aims to verify if the due process of law takes place in the rewarded collaboration procedure, a legal institute of paramount importance in the Brazilian experience of combating organized crime, and that contributes to the expansion of spaces of consensus in the criminal sphere.Having drawn a historical-legislative overview of rewarded collaboration in Brazil, a study is made of the respective procedure, defined by the Organized Crime Law -Law 12.850/2013, modified by Law 13.964/2019, seeking to identify legal provisions relevant to the due process of law, both from the perspective of de collaborate and in relation to the one denounced by him in the rewarded collaboration.In the end, it can be seen that the Law to combat organized crime contains several provisions aimed at protecting the due process of law in the rewarded collaboration procedure; the realization of this and other fundamental guarantees, however, depends on the effective observance of the respective legal procedure, preponderantly, by the Judiciary.The problem and the perspective of analysis were based on qualitative literature review and documentary research.