The academic, philosophical and juridical movement that conceives and studies the act of interests based on the autonomy of the will, which stands as its essential element or presupposition of existence, was developed by the Voluntarist School which emerged in France with triumph Of the French revolutions, approximately at the end of the eighteenth century and beginning of the nineteenth century. The Colombian Civil Code is the referent of the vernacular private law, because it is the normative body that integrated the set of principles that govern the relations between the individuals, such as the principle of the autonomy of the will, which guides the disposition of their interests . This Code is of marked French influence and its revolutionary movement; On the other hand, the Commercial Code is the second private law statute in Colombia, its emergence was much later than the Civil Code, since it was approved by Decree 410 of 1971, in which they summarized various legal currents such as the General Theory of Business Legal, arisen in Italy and whose main precursor was Emilio Betty.