The article on the extensive factual material considered priorities and formation of the Customs Union of Russia, Kazakhstan and Belarus in the conditions of the Commonwealth of Independent States, after the collapse of the USSR. Highlights the positive role of the President of the Republic of Kazakhstan N.A. Nazarbayev to realize these issues. All issues are analyzed with the help of large legal framework, which was formed between Russia and Kazakhstan in the field of realization of the Customs Union countries and other countries of the CIS goals.

Commonwealth of Independent States, the President, the Customs Union integration processes, the Eurasian Economic Community, the common economic space, economic reforms, economic cooperation, agreement, declaration of agreement