The purpose of the present investigation was to analyze how the extinction of precautionary expected in the article 625 of the Peruvian Civil Procedure Code affects its provisional nature, by virtue of this problem, topics such as: The guardianship were developed in the theoretical framework effective jurisdictional; precautionary measures, and within this section are the budgets, purpose, characteristics, types, concurrence, effectiveness, extinction and lifting; also the general notions of the prescription and expiration; also, Registration Law, whose content includes its definition, characteristics, elements, function, principles, basic notions of Public Registries and Registry Court and the analysis carried out regarding the regulation of the extinction of precautionary measures in the Peruvian legal system and in the Comparative law. In addition, the deductive-inductive, hermeneutic...