Without hesitation it could be said that Colombia is one of the Andean countries in which more theoretical, judicial, and pedagogical effects have had the internationalization of constitutional law. Most of all since the enactment of the Constitution in force, in 1991, had been a marked influence of transnational juridical and political approaches. This is due to the necessity of providing a suitable response toward the challenge of enforce constitutional normativity within a legal system characterized by the respect to the pluralism, the liberty and the human dignity as nuclear principles. One of the mains approaches is the laicism as a foundation and orientation of judicial review. This article aims to show a narrative of the case-law where the Constitutional Court has used the laicism principle in its ordinary work.