In the structure of any justice administration system where concepts of Justice, Equality and Law are intertwined with the judge’s performance. However, these concepts can be understood as complementary and lead to one goal, not necessarily correspond, mainly because the law does conform to those in needs of justice. In this sense, we analyze the concepts of Justice and Equity, in order to have a better legitimacy of the Law in its social function.En la estructura de todo sistema de impartición de justicia se entrelazan los conceptos de Justicia, Equidad, Ley en la labor que ejecuta un magistrado. Sin embargo, estos conceptos, que pueden sobre entenderse como complementarios y conducentes a un único objetivo, no necesariamente coinciden, pr...