The Implementation of modern Information technologies to electoral procedures provide new opportunities for exercising electoral rights and at the same time present new requirements for ensuring their guarantees and observing constitutional principles. The legislator should accept the challenge of the information age and give an adequate answer to it in a framework of the reform of the electoral law. This is not about restricting the use of information technologies and online services, but about creating a legal framework and tools exercise electoral rights in accordance with constitutional principles, prevent abuses, manipulations and violations of a new type and quality that accompany modern election process. New technologies in election procedures also challenge the law enforcer, in particular the judicial system, which aims to offer an effective mechanism of legal protection to all subjects of electoral rights in a new category of administrative cases. The article provides an analysis of two judicial cases in connection with citizens complaints about the violation of their electoral rights by an experiment on remote electronic voting in elections to the Moscow City Duma held on September 8, 2019.