Exhibit 12.01 CIPSCO INCORPORATED AND SUBSIDIARIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES FOR THE FIVE YEARS ENDED DECEMBER 31, 1996 (in thousands) = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = 1996 1995 1994 1993 1992 Net income. . . . $ 80,057 $ 72,015 $ 83,954 $ 85,498 $ 72,499(c) Add--Federal and state income taxes: Current (a) . . 50,414 37,696 33,582 41,320 5,380 Deferred (net). 2,492 11,437 18,867 13,907 38,707 Deferred investment tax credits, net (3,349) (3,361) (3,367) (3,366) (3,336) --------- --------- -------- --------- --------- 49,557 45,772 49,082 51,861 40,751 Net income before income taxes. . 129,614 117,787 133,036 137,359 113,250 Add--Fixed charges Interest on long-term debt (b). . . . 31,409 31,168 31,164 32,823 35,534 Interest on provision for revenue refunds - - - - (803) Other interest. . 4,633 898 378 603 398 Amortization of net debt premium, discount, expense and loss (b). . . 1,709 1,703 1,678 1,598 863 Preferred stock dividends of subsidiary. . . 3,721 3,850 3,510 3,718 4,549 --------- --------- --------- --------- --------- 41,472 37,619 36,730 38,742 40,541 Earnings as defined . . . . . $171,086 $155,406 $169,766 $176,101 $153,791 ========= ========= ========= ========= ========= Fixed charges . . $ 41,472 $ 37,619 $ 36,730 $ 38,742 $ 40,541 Adjustment to pre-tax basis . . 2,303 2,447 2,052 2,255 2,557 --------- --------- --------- --------- --------- $ 43,775 $ 40,066 $ 38,782 $ 40,997 $ 43,098 Ratio of earnings to fixed charges adjusted to pre-tax basis . 3.91 3.88 4.38 4.30 3.57 ========= ========= ========= ========= ========= _________________________ (a) Federal portion and state portion are shown separately in Notes to Consolidated Financial Statements. (b) Combined as interest charges on long-term debt on Consolidated Statements of Income. (c) Includes revenues collected subject to refund.