In this article, we are going to discuss about two processes, which are very important for public administration, with references to decision-making process, and modernization of public administration. We’ll study if between these two processes are any relations, and if they are, how these relations can affect any of these two processes. We’ll search if the process of modernization of public administration implies also the improvement of administrative decision-making process. In the same context, we’ll study how decision-making process can influence de process of modernization the public administration.