The article highlights the activities of the constitutional (charter) courts of the constituent entities ofthe Russian Federation concerning the protection of social rights of citizens and their role in the mechanism of protection of these rights. The author provides examples from judicial practice on the issues of their respect, implementation and interpretation. Attention is paid to extra-procedural activities of constitutional (charter) courts and their contribution to the development and improvement of the theory of social rights, social norms of law, including through published and declared messages. The author focuses on their positive role in strengthening the constitutional legality and the principles of the Social State. The paper contains the statistical data concerning the consideration of cases, namely the ratio between court decisions on issues of social rights and the total number of final court acts (on the example of the constitutional courts the Volga Federal District). A number of key problems of regional constitutional proceedings are highlighted, including implementation (enforceability) of decisions of constitutional (charter) courts affecting social rights of citizens.