JSC RusHydro (ticker symbol: HYDR; MICEX, RTS and LSE) announces that on October 12th, 2009 Inter-district Tax Office No. 23 of the Federal Tax Service for the Krasnoyarsk Territory of the Russian Federation registered amendments to RusHydro’s Articles of Association as a result of the additional share issue in the Unified State Register of Legal Entities.

RusHydro’s authorized equity capital now totals 269,695,430,802 rubles.

The resolution to increase the Company’s authorized capital was adopted by RusHydro’s Extraordinary General Meeting of Shareholders (EGM) (Minutes No. 2 from November 20th, 2008).

The report on the results of RusHydro’s additional share issue (state registration number 1-01-55038-E-037D as of May 14th, 2009) was registered by Russia’s Federal Service for Financial Markets (FSFM) on September 24th, 2009.

In all, during the additional share issue, 14,681,412,135 additional shares with a par value of 1 ruble per share were placed.

It will be possible to carry out operations with shares from the additional issue on the stock exchange(s) after securities from the given issue have gone through the process for access to trading (which is scheduled to occur in approximately the middle of October 2009).  The additional issue of securities will be combined with the Issuer’s main issue which is currently trading on the stock exchange(s) by a resolution of Russia’s Federal Service for Financial Markets (FSFM) at a date 3 months from the time of the state registration of the report on the results of RusHydro’s additional share issue.