Notice of RusHydro's legal entity name change

September 3, 2014

Notice of RusHydro's legal entity name change

JSC RusHydro (ticker symbol: MOEX, LSE: HYDR; OTCQX: RSHYY) announces that the Federal Law № 99-FZ of May 5, 2014, "On amendments to the 4th chapter of the first part of the Civil Code of the Russian Federation and on repealing certain provisions of the legislative acts of the Russian Federation" came into effect on September 1, 2014 (the "Amendments"). According to the Amendments, Russian open joint stock companies which shares are publicly traded are now deemed to be public joint stock companies. JSC RusHydro's  shares are publicly traded on Moscow Exchange (MOEX) and therefore JSC RusHydro is now deemed to be the public joint stock company (PJSC). JSC RusHydro's global depository receipts (GDRs) are traded on London Stock Exchange (LSE), American depository receipts (ADRs) - in OTCQX. JSC RusHydro will amend its charter accordingly in due course.

About RusHydro

RusHydro Group is one of Russia's largest generating companies. RusHydro is the leading producer of renewable energy in Russia with over 70 generating facilities in Russia and abroad. The company also manages a number of R&D, engineering and electricity retail companies. Group's thermal assets are operated by subsidiary - RAO Energy System of East in the Far East of Russia. Total electricity generation capacity of the Group is 37.5 GW, heat capacity - 16.2 thousand GCal/h.

Russian Federation owns 66.8% in RusHydro, the rest is held by other institutional and individual shareholders (over 360,000). The company's stock is traded on Moscow Exchange (MOEX), and included in MSCI EM и MSCI Russia indexes. Company's GDRs in the IOB section of LSE, ADRs - in OTCQX.

For more information:

Investor Relations Department

Tel. +7 (800) 333 8000 ext. 1607, 1319, 1304

[email protected]

DISCLAIMER

The information in this press release may contain projections or other forward-looking statements regarding future events or the future financial performance of RusHydro. One can identify forward-looking statements by terms such as "expect," "believe," "anticipate," "estimate," "intend," "will," "could," "may" or "might," the negative of such terms or other similar expressions. We wish to caution you that these statements are only predictions and that actual events or results may differ materially from these statements.

We do not intend to update these statements to reflect events and circumstances occurring after the date hereof or to reflect the occurrence of unanticipated events. Many factors could cause the actual results to differ materially from those contained in our projections or forward-looking statements, including, among others, general economic conditions, our competitive environment, risks associated with operating in Russia and rapid technological and market changes in our industries, as well as many other risks specifically related to RusHydro and its operations.