The constitutional reform of 2020 was outstanding event in the history of the development of modern Russian constitutionalism. The suggestions of the Head of State to introduce a number of amendments to the Basic Law aroused great interest among politicians, representatives of civil society, the expert and scientific communities. The proposed constitutional reform is aimed at finding the main model of constitutional control - one of the most significant attributes of inner constitutionalism. The presence in these amendments of an institution that was less demanded earlier in the native constitutional law enforcement practice - the institution of preliminary constitutional normative control, makes it necessary to refer not only to the inner, but also to the foreign experience of countries in which this institution is in demand. The decision to research topic is due to the enormous theoretical and practical importance of the institution of preliminary constitutional control, which has different forms and conten