State regulation of prices (tariffs) in the fuel and energy sector is one of the main energy policy mechanisms. It is aimed at achieving the optimal balance of economic interests of energy consumers and subjects of natural monopolies. The article reviews the methods of setting prices (tariffs) for the regulated organization. A regulatory contract between a natural monopolist and a public entity, which is a new form of setting prices (tariffs) for a number of energy sectors, is analyzed in the article. According to the regulatory contract, the regulated organization operates, builds, reconstructs and modernizes the network infrastructure facilities in use, and the regulatory body provides the conditions for the fulfillment of the relevant activities. An objective increase in costs for extraction, production and transportation of energy resources, as well as the need for investment funds for the infrastructure facilities development is taken into consideration under this form of setting prices (tariffs). It wil