Document Type : Research Paper


1 Associate Prof, Public Law, Faculty of Law and Social Sciences, University of Tabriz. Tabriz, Iran

2 Ph.D . Public Law, Faculty of Law and Social Sciences, Tabriz University, Tabriz, Iran


Although the idea of an unwritten constitution and the identification of this concept can be very challenging and even be used as a tool to circumvent the text of the constitution or as or a template for explaining the nature of political preferences and legitimizing actions that do not have a specific place for explanation in the field of constitutional rights; But dealing with this concept cannot be more dangerous than ignoring. By examining the foundations of the legitimacy in its original origin the boundaries of this concept are defined and the way of any preferential use is taken. If introduce the unwritten constitution as a set of legal rules of the stature of the constitution that are not included in the written text of the constitution and not only do not derive their legitimacy from the text, but also give credibility to the principles contained in the text; This question is raised, where do such rules get their legitimacy? with the descriptive-analytical method and the collection of materials in a library, an attempt has been made to give an appropriate answer to the question by examining the concept of the unwritten constitution and analyzing its foundations in its watershed.


Main Subjects