<p>This article presents a brief comparison between Decree 196/1971 and Law 1123/2007 which are regulatory regulations focused on the guidelines in disciplinary matters governing the conduct of the legal profession since the mid-twentieth century. The importance and magnitude, that law has acquired throughout the twentieth and twenty-first centuries, has made us construct a review, on the one hand, of the origins that caused the lawyers disciplinary regime in Colombia, on the other hand, about the factual assumptions that generated the current lawyer Disciplinary and ethics statutes.</p>