Historical Analysis of the Rule of Non-Permissibility of Stipulation of Option in Unilateral Legal Acts with an Approach to Saheb Orwa’s Critical Opinions

The famous Shiite jurists consider the non-permissibility of stipulation of options in unilateral legal acts as one of the general rules applicable to them. The formation of this rule over time, the jurists who contributed to this trend, explaining the famous jurists’ arguments for establishing this rule and the critique by Saheb Orwa to these arguments and the reasons presented by him to deny the above said rule and popularize a new perspective are the main topics dealt with in this paper with a historical approach in the form of a jurist-based research in order to inform about certain facts of the history of Shiite jurisprudence in this section of the general rules of unilateral legal acts.