The article is devoted to the political theories existed in the Carolingian Empire in the 9th century. This paper analyzes the ecclesiastical and secular conceptions of political power and the principles of its functioning. The ecclesiastical one was formed in the circle of the Carolingian bishops and assumed the hierarchical, given by God organization of society, based on the absolute loyalty of elites to the king. The second one existed among the secular aristocracy, it was based on the conception of natural hierarchy and justified the right of elites to disobey to the king-tyrant.