Article 125

1. The Constitutional Court of the Russian Federation consists of 19 judges.

2. The Constitutional Court of the Russian Federation upon requests of the President of the Russian Federation, the Council of the Federation, the State Duma, one fifth of the members of the Council of the Federation or of the deputies of the State Duma, the Government of the Russian Federation, the Supreme Court of the Russian Federation and the Higher Arbitration Court of the Russian Federation, the bodies of legislative and executive power of the subjects of the Russian Federation shall consider cases on the correspondence to the Constitution of the Russian Federation of:

· the federal laws, normative acts of the President of the Russian Federation, the Council of the Federation, the State Duma, the Government of the Russian Federation;

· the constitutions of republics, charters, and also the laws and other normative acts of the subjects of the Russian Federation adopted on the issues under the jurisdiction of the bodies of state authority of the Russian Federation or under the joint jurisdiction of the bodies of state authority of the Russian Federation and the bodies of state authority of the subjects of the Russian Federation;

· the treaties concluded between the bodies of state authority of the Russian Federation and the bodies of state authority of the subjects of the Russian Federation, the treaties concluded between the bodies of state authority of the subjects of the Russian Federation;

· international treaties and agreements of the Russian Federation which have not come into force.

3. The Constitutional Court of the Russian Federation shall resolve disputes on jurisdiction matters:

· between the federal bodies of state authority;

· between the bodies of state authority of the Russian Federation and the bodies of state authority of the subjects of the Russian Federation;

· between the higher bodies of state authority of the subjects of the Russian Federation.

4. The Constitutional Court of the Russian Federation, upon complaints about violations of constitutional rights and freedoms of citizens and upon court requests shall check, according to the rules fixed by the federal law, the constitutionality of a law applied or subject to be applied in a concrete case.

5. The Constitutional Court of the Russian Federation, upon the requests of the President of the Russian Federation, the Council of the Federation, the State Duma, the Government of the Russian Federation, the bodies of the legislative power of the subjects of the Russian Federation, shall give its interpretation of the Constitution of the Russian Federation.

6. Acts or their certain provisions recognized as unconstitutional shall become invalid; international treaties and agreements not corresponding to the Constitution of the Russian Federation shall not be liable for enforcement and application.

7. The Constitutional Court of the Russian Federation, upon the request of the Council of the Federation, shall provide a conclusion on the observance of the fixed procedure for advancing charges of treason or of another grave crime against the President of the Russian Federation.