Exhibit 12.6

Central Illinois Light Company Computation of Ratios of Earnings to Fixed Charges and Combined Fixed Charges and Preferred Stock Dividend Requirements (Thousands of Dollars, Except Ratios)
		3 Months Ended		Year Ended
		March 31,		December 31,
		2007		2006
Net income from continuing operations	$	25,982	$	47,012
Less- Change in accounting principle		-		-
Less- Income from equity investee		-		-
Add- Taxes based on income		14,073		9,966
Net income before income taxes and change in accounting principle		40,055		56,978
Add- fixed charges:
Interest on long term debt		5,453		18,044
Estimated interest cost within rental expense		84		289
Amortization of net debt premium, discount, and expenses		254		705
Total fixed charges		5,791		19,038
Earnings available for fixed charges		45,846		76,016
Ratio of earnings to fixed charges		7.91		3.99
Earnings required for combined fixed charges and preferred stock dividends:
Preferred stock dividends		475		1,933
Adjustment to pre-tax basis		257		410
		732		2,343
Combined fixed charges and preferred stock dividend requirements	$	6,523	$	21,381
Ratio of earnings to combined fixed charges and preferred stock dividend requirements		7.02		3.55