Abstract: The article is supported by the government assignment project №3299The Russian Federation ratified (by the Federal Law N 76-FZ, dated 07.05.2013) the Council of Europe Convention on Protection of Children against Sexual Exploitation and Sexual Abuse concluded in Lanzarote on 25.10.2007. Thus the state made a commitment to take the necessary legislative or other measures to ensure the establishment of criminal liability for the solicitation of children for sexual purposes in the Internet and through other information and telecommunications networks. The authors use the following methodological grounds: a set of the general scientific and special methods of social-legal reality cognition. The methodology of the research is based on the dialectical method and its requirements of objectivity, comprehensiveness, historicity, and the clarity of truth. Among the general scientific methods the authors use the methods of analysis, synthesis, comparison, and measurement. As a specific method the authors use the comparative-legal method. The authors suppose that the crime provided in the art. 135 of the Criminal Code can be committed with the use of the Internet and other information and telecommunications networks. On the base of the provisions of the Convention, the Russian legislation and jurisprudence, the authors formulate the proposal regarding the adoption of Art. 23 of the Convention by the domestic criminal law.