The public action of unconstitutionality has expired in the year 2010, hundred years of had been adopted in the constitutional Colombian law. Nevertheless, this constitutional institution has got, as the years go by, many textures and manners of interpreting it, some of more restrictive ways and others more opened to the protection of rights, as it was the original idea in 1910. In this way, since the constitutional inhibicionismo that has been developed by the Constitutional Court, this notion, it arises as a constitutional concept with arguments, variations and relevant effects for rights in Colombia and for the same public action. We will see that by means of the inhibitory jurisprudence the Court improve the content of the action and is giving form to its' content, often depending on a few principals and often depending on others.