CALIFORNIA POWER EXCHANGE Federal Express January 30, 2002 Perot Systems Corporation Attn: President 1204 Park Central Drive Dallas, Texas 75251 Re: Master Service Agreement between Perot Systems Corporation and the California Power Exchange Corporation Dear Sir or Madam: This letter constitutes written-notice by the California Power-Exchange Corporation to continue Task Order No. 003 of the above-referenced Agreement through March 31, 2002. A copy of Task Order No. 003 is enclosed for your reference. I may be reached at 626.685-9857 if you have any questions on this matter. Sincerely, Susan D. Rossi Managing Director - Legal & Regulatory AffairE With copy and enclosure by federal express to: /-Perot Systems Corporation Attn: General Counsel 1204 Park Central Drive Dallas, Texas 75251 With copy and enclosure by hand delivery to: Alan M. Rodgers, Perot Systems Corporation 200 S. Los Robles Avenue, 4th floor Pasadena, CA 91101 200 S. Los Robles Ave, Suite 400. Pasadena, California 91101-2482 tel 626 537.3100 fax 626 537 3191 wwwcalpx con