Exhibit 12.1

Boston Edison Company
Computation of Ratio of Earnings to Fixed Charges
Twelve Months Ended December 31, 2003
(in thousands)

Net income from continuing operations	$	130,918
Income taxes		90,972
Fixed charges (including securitization certificates)		112,694
Total	$	334,584
Interest expense	$	93,174
Interest component of rentals		19,520
Total	$	112,694
Ratio of earnings to fixed charges		2.97

Exhibit 12.2

Boston Edison Company
Computation of Ratio of Earnings to Fixed Charges
and Preferred Stock Dividend Requirements
Twelve Months Ended December 31, 2003
(in thousands)

Net income from continuing operations	$	130,918
Income taxes		90,972
Fixed charges (including securitization certificates)		112,694
Total	$	334,584
Interest expense	$	93,174
Interest component of rentals		19,520
Subtotal		112,694
Preferred stock dividend requirements		3,322
Total	$	116,016
Ratio of earnings to fixed charges		2.88