This article aims to explain the notion of judicial precedent from current legislation and recent jurisprudence about this topic.In order to achieve this objective, the research will review the general justification of precedent in the colombian juridic system, elaborated by Constitutional Court from early times and then it will work on stare decisis of other high courts.The working hypothesis consists in the idea that every verdict of all high courts establishes precedent and produces a burden of argument for the court officials and administrative officers that decide to step aside of them.