The credit rating of the Company is due to the monopoly market position of the Company in the regions of its presence, extremely low level of its debt burden, high business profitability, and high liquidity. The credit rating is supported by the high probability that the Company will receive extraordinary assistance from its key shareholder, Rosseti, PJSC. 

The credit rating was assigned according to the national scale for the Russian Federation based on the Methodology for Assigning Credit Ratings to Non-Financial Companies According to the National Scale for the Russian Federation, the Methodology for Analyzing the Relationship of Rated Persons with the State, the Methodology for Analyzing the Relationship of Companies Within the Group, as well as the Basic Concepts used by the Analytical Credit Rating Agency in rating activities.