September 06, 2012 Media Contact: Charles Coleman, (626) 302-7982 Investor Relations Contact: Scott Cunningham, (626) 302-2540 ROSEMEAD, Calif., September 6, 2012 — The Board of Directors of Edison International (NYSE: EIX) today declared a quarterly common stock dividend of $0.325 per share, payable on October 31, 2012, to shareholders of record on September 28, 2012. Additionally, the Board of Directors of Southern California Edison Company today declared the following dividends: A quarterly dividend of $1.02 per share on the Series A preference stock, payable on October 31, 2012, to shareholders of record on October 5, 2012. A quarterly dividend of $1.50 per share on the Series C preference stock, payable on October 31, 2012, to shareholders of record on October 5, 2012. About Edison InternationalEdison International, through its subsidiaries, is a generator and distributor of electric power and an investor in infrastructure and energy assets, including renewable energy. Headquartered in Rosemead, California, Edison International is the parent company of Southern California Edison, one of the nation’s largest electric utilities, and Edison Mission Group, a competitive power generation business. -# # #- Edison International and Southern California Edison Declare Dividends