Formulation, implementation and evaluation of public policies from the approaches,purposes and functions of the StateThe article raises the roadmap as for formulation, implementation andevaluation of public policies. The ends and the functions of the State, theyrepresent the sources and orientations respectively, on that the public policiesmust be based. One resorts to the methods descriptively and exploratoryto realize of the systematic perspective of the public policies, in turn,that the methodological review will depart from the approaches of plans,economic politics, programs and / or projects and sequentially to establishthe degree of naturalization of the same ones. The first product to developing,is directed to expose the elements that need the public policies tomaterialize; as I come second, the guides who must have the public policiesfor the interaction between the systems of classification, and finally,the review on the approaches of the public policies, opposite to the endsand functions of the State.Keywords: Approaches of rights, public policy, evaluation, limits and restrictions,types of policy.