Mashrooteh is the most important ground for different Iranian Islamic and west mental- political traditions and their outcome compilation traditions. Members of Islamic Fiqh tradition had different ideas about consistency or inconsistency Isalmic tradition with liberal tradition. In this search a group that believe in consistency Islamic tradition with liberal tradition known as liberal Islam. This tradition with Quran signs and Islamic narratives using tried to prove that liberal tradition is not opposite to Islam tradition but mashrooteh is Islamic concept basically that liberal tradition had borrowed it from Moslems. In spite of some Iranian intellectuals accused liberal Islam tradition to unknown and misapprehend to Mashrooteh and its bases. On this assumption they examine Mashrooteh failure. This article use historical texts to search that their judgment is true or not? Methodologically was The choice of liberal Islam correct? and was it on Islamic Iranian culture and tradition or not?