Public procurement policies are one of the biggest challenges of the national economy responsible for creating a competitive market and good economic activity in pursuit of the general interest. The approach to the efficient management of public procurement policies varies depending on the particularities and characteristics of the administrative system of each state, as well as the new trends and good practices that are developed in international practice. The 1994 World Trade Organization (WTO) Marrakesh Agreement, European Community law through European Union public procurement directives, and the national law of each state.