This diploma thesis address the problem of Islam in Egypt's constitutional arrangements after the change of government caused by the Arab Spring. The main research question is whether Islam was used by political forces affect the new constitutional arrangement of Egypt and if so in what way. The task is to confront the idea that the influence of religion in Islamic society is disappearing . In addressing the research question was the method of analysis of the available literature and information. By performing analysis of the literature , we found that Islam has clearly still a significant impact on Egyptian society, it is used as a tool of political mobilization and mainly Islamic- oriented political parties push Islam into the state structures. The main finding of this work is that secularism as seen in the European sense, is applicable in Egypt only on condition separating Islam from politics and performing only the basic thought form within the state is built