Annual Report of PJSC Inter RAO for 2020 Strategic report Sustainable Development Report Corporate Governance Report Appendix 024/025

Supply chain business model GRI 106–2, GRI 102–7, GRI 102–9

Supplier Inter RAO Group Consumers

st ELECTRIC POWER Installed capacity of 1st pricing zone of WECM nd 1 pricing zone of WECM Europe and European non-pricing zones GAS SUPPLY Installed capacity of 2 GRID COMPANIES OF RUSSIA 25 GENERATION IN RF and European non-pricing zone 19,933 MW, 5,072 Gcal/h pricing zone of WECM ROSNEFT GROUP 1,855 MW, 554 Gcal/h Gas-fired generation of electricity and heat Coal-fired generation of electricity and heat GAZPROM GROUP bln m3 63,557 mln kWh, 3,569,000 Gcal 3,010 mln kWh, 411,000 Gcal 21,788 Gas-fired Coal-fired power Coal-fired JSC BPGC MW power plants plants power plants 18,541 MW, 1,392 MW, 1,855 MW, COAL SUPPLY 1 5,626 4,580 Gcal/h 492 Gcal/h 554 Gcal/h 10.5 Gcal/h 2nd pricing zone of WECM Siberia JSC RAZREZ KHARANORSKY MUNICIPAL HEATING NETWORKS LLC LOGOTRANSENERGO mln t LLC RUSEXPORTUGOL st nd Gas-fired generation of electricity and heat Coal-fired generation of electricity and heat LLC ARMZ SERVICE JSC RZD THERMAL POWER Installed capacity of 1 pricing zone of WECM Installed capacity of 2 GENERATION IN RF 4,260 MW, 12,216 Gcal/h pricing zone of WECM 2,959 mln kWh, 9,830,000 Gcal 11,874 mln kWh, 5,634,000 Gcal 2,051 MW, 7,192 Gcal/h FUEL OIL SUPPLY 75,000 PJSC ROSNEFT OC t LLC REGIONTOPRESURS 1st pricing zone of WECM Europe PJSC GAZPROM NEFT ELECTRICITY AND HEAT CONSUMERS IN RUSSIA Gas-fired generation of electricity and heat Electricity generation at HPPs and WPP Housing and utility services, management companies, Gas-fired Hydropower Wind power Gas-fired Coal-fired in Bashkortostan (RF) homeowners associations, housing cooperatives 6,523 power plants plants power plants power plants Population, with direct payments MW plants 18,609 mln kWh, 19,566,000 Gcal 907 mln kWh (water), 0.9 mln kWh (wind) 4,258 MW, 212 MW 2 MW 931 MW, 1,120 MW, Industry 12,216 Gcal/h 4,529 Gcal/h 2,663 Gcal/h Transport and communication 19,408 Agriculture ELECTRICITY Gcal/h Other commercial enterprises PRODUCERS IN RUSSIA Number of subscribers in Russia as of 12/31/2020 (16.8 mln individuals and 339,000 legal entities) Grid organizations WECM RF PJSC RUSHYDRO SUPPLY IN RF Publicly-funded institutions PJSC 11 GUARANTEED 3 UNREGULATED POWER 4 UNIFIED INFORMATION Sale of electricity in Russia (193,748 mln kWh ) Heat supply organizations PJSC TGC-1 SUPPLIERS SUPPLY COMPANIES AND PAYMENT CENTERS PJSC OGC-2 OJSC FORTUM Consumers 14 countries PJSC T PLUS TRADING IN RF PJSC Export from Russia 11.7 bln kWh Finland Lithuania AND EUROPE JSC PJSC INTER RAO EXPORT/ Sale/purchase on foreign markets and others PURCHASE/SALE FOREIGN TRADING SUBSIDIARIES ETC. IMPORT OF ELECTRICITY OF ELECTRICITY OF THE INTER RAO GROUP China FROM/TO RUSSIA Import to Russia 1.4 bln kWh EQUIPMENT Electricity generation at WPPs in Lithuania (74 mln kWh ) PRODUCERS NEW CONSTRUCTION FOREIGN ASSETS GEORGIA MOLDAVIA LITHUANIA2 Georgia Lithuania JSC POWER MACHINES Electricity and heat generation in Moldavia (4,689 mln kWh, 98,000 Gcal) (WIND FARM 2 HPPS 227 MW SIEMENS Gas-fired power plant Wind power plant WITH 98.8 MW) 6,098 KM OF POWER GENERAL ELECTRIC 2,520 MW, 166 Gcal/h 30 MW Electricity generation at HPPs in Georgia (399 mln kWh ) Moldavia TRANSMISSION JSC URAL TURBINE PLANT AND DISTRIBUTION PJSC SPA ELSIB Serves (680,000 subscribers in Georgia) LINES JSC PODOLSKIY MACHINE-BUILDING FACTORY 10 SERVICE OFFICES OJSC TAGANROG BOILER-MAKING WORKS Supply of energy ENGINEERING Supply of fuel, equipment, and services ENERGY SERVICE ENGINEERING JV ENERGY WITHOUT BORDERS SUPPLY IN RF 1. OF EQUIPMENT 1 COMPANY 1 FOUNDATION Includes volume of coal from intragroup suppliers. 2. Sources: Inter RAO and company data Financial results of Vydmantai Wind Park are reflected in the ‘Trading in the RF and Europe’ segment.