Various options for technological connection of power receiving devices of electricity consumers to electrical networks are considered, including: newly installed and reconstructed electrical installations, existing electrical installations, connection of additional power of non-residential premises (buildings) and residential apartments, re-registration of connected power when transferring a residential apartment to a non-residential property , when dividing the total capacity of the facility into the individual capacities of each owner (tenant), etc. The tariff fee for technological connection in Moscow and a number of other regions of the country is being discussed; an analysis of legislative and regulatory documents in this area is given. Practical recommendations are offered for resolving issues related to connecting to electrical networks; the problem of unauthorized connection is considered. For legal entities and individuals - property owners and tenants, who are faced with the task of connecting their energy installations to the power grid, for investors and technical customers, as well as for employees of energy supply organizations and Rostechnadzor bodies. May be useful to specialists in construction, design, commissioning and other electrical power organizations.