PRINCETON, N.J. & HOUSTON--(BUSINESS WIRE)--Dec. 28, 2005--NRG Energy, Inc. (NYSE:NRG) and Texas Genco LLC today announced that the Federal Energy Regulatory Commission (FERC) granted approval for NRG's proposed acquisition of Texas Genco LLC.

This approval follows the November 10, 2005, Federal Trade Commission's early termination of the antitrust waiting period under the Hart-Scott-Rodino Act. The transaction remains subject to approval from the Nuclear Regulatory Commission.

Both companies continue to expect that this transaction will close during the first quarter of 2006.

NRG Energy, Inc. owns and operates a diverse portfolio of power-generating facilities, primarily located in the Northeast, South Central and Western regions of the United States. Its operations include baseload, intermediate, peaking, and cogeneration facilities, thermal energy production and energy resource recovery facilities. NRG also has ownership interests in generating facilities in Australia and Germany.

Texas Genco is one of the largest wholesale electric power generating companies in the United States, providing safe, reliable and competitively priced electricity. The company seeks to lead the nation in operational excellence for independent power producers. Texas Genco owns approximately 11,000 MW of net operating generation capacity. The company sells power and related services in Texas' largest power market, ERCOT.

Safe Harbor Disclosure

This news release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. Such forward-looking statements are subject to certain risks, uncertainties and assumptions and include, but are not limited to statements regarding the expected timing of the closing of the acquisition, and can be identified by the use of words such as "will," "would," "expect," "estimate," "anticipate," "forecast," "plan," "believe," and similar terms. Although NRG believes that its expectations are reasonable, it can give no assurance that these expectations will prove to have been correct, and actual results may vary materially.

NRG undertakes no obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise. Factors that could cause NRG's actual results to differ materially from those contemplated in the forward-looking statements included in this news release should be considered in connection with information regarding risks and uncertainties that may affect NRG's future results included in NRG's filings with the Securities and Exchange Commission at www.sec.gov.

    CONTACT: NRG Energy, Inc.
             Investor Relations:
             Nahla Azmy, 609-524-4526
             or
             Katy Sullivan, 609-524-4527
             or
             Media Relations:
             Meredith Moore, 609-524-4522
             or
             Jay Mandel, 609-524-4525
             or
             Texas Genco LLC
             Investor Relations:
             Neil Yekell, 713-795-6084
             or
             Media Relations:
             Joe Householder, 713-301-0733

    SOURCE: NRG Energy, Inc.