STATEMENT OF DATA WHICH MAY HAVE A MATERIAL EFFECT ON THE VALUE OF SECURITIES OF THE JOINT-STOCK COMPANY
"CONCERNING LIQUIDATION OF BUSINESS ENTITY WHICH IS A SUBSIDIARY AND/OR DEPENDENT COMPANY OF THE JOINT-STOCK COMPANY".

1. General Information

1.1. Full company name of the issuer Unified Energy System of Russia

1.2. Short company name of the issuer UES of Russia

1.3. Issuer's place of business: 119526, Moscow, pr. Vernadskogo, d. 101, korp. 3.

1.4. Issuer's OGRN (Primary State Registration Number): 1027700043293

1.5. INN (Taxpayer Identification Number): 7705018828

1.6. Issuer's unique code assigned by the registration agency: 00034-A

1.7. Webpage used by the issuer for disclosure of information: https://www.rao-ees.ru/ru/info/docs/show.cgi?content.htm and https://www.rao-ees.ru/ru/investor/reporting/show.cgi?content.htm

2. Content of Statement

2.1. Full name of subsidiary or dependent business entity:

Entries were made in the Unified State Register of Legal Entities on the state registration of the following legal entities in connection with their liquidation:

- Sevkavgidroenergostroy Open Joint-Stock Company (OAO Sevkavgidroenergostroy) – Russian Federation, 369000, the Karachayevo-Cherkessian Republic, Cherkessk, prospect Lenina, d. 9;

- Severovostokstroyindustriya Open Joint-Stock Company (OAO SVSI) – Russian Federation, 681017, the Khabarovsk Terrtitory, Komsomolsky District, Komsomolsk-on-Amur, ul. Gagarina, d.17, korp. 5;

- Energy Management Company (Open Joint-Stock Company) (OAO Energy Management Company) – Russian Federation, 115035, Moscow, Raushskaya nab., d. 8;

- Buryat Management Company (Open Joint-Stock Company) (OAO Buryat Management Company) – Russian Federation, 670034, the Republic of Buryatia, Ulan-Ude, pr. 50-letiya Oktyabrya, d. 28.

2.2. Stake held by the joint-stock company in the authorized capital and percentage of ordinary shares in subsidiaries and dependent business entities:

- stake held by RAO UES of Russia in the authorized capital of OAO Sevkavgidroenergostroy: 100.00%; percentage of ordinary shares: 100.00%.

- stake held by RAO UES of Russia in the authorized capital of OAO SVSI: 100.00%; percentage of ordinary shares: 100.00%.

- stake held by RAO UES of Russia in the authorized capital of OAO Energy Management Company: 50.90%; percentage of ordinary shares: 50.90%.

- stake held by RAO UES of Russia in the authorized capital of OAO Buryat Management Company: 46.80%; percentage of ordinary shares: 46.80%.

2.3. Grounds for the liquidation of subsidiaries or dependent business entities:

- pursuant to the judgment of arbitration court on the completion of bankruptcy proceedings in respect t of OAO Sevkavgidroenergostroy and OAO SVSI;

- pursuant to the resolution of the General Meetings of Shareholders of OAO Energy Management Company and OAO Buryat Management Company.

3.Signature

Deputy Head of the Department for Corporate Governance and Shareholder Relations of the Corporate Center of RAO UES of Russia (under Power of Attorney No. 245 of December 19, 2006) I. A. Zenyukov

May 25, 2007