Central Illinois Light (CILTL) S-4 Registration of securities issued in business combination transactions

Exhibit 23(c)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form S-4 of Central Illinois Light Company of our report dated March 2, 2006 relating to the financial statements and financial statement schedule, which appears in Central Illinois Light Company’s Amendment No. 1 to their Annual Report on Form 10-K/A for the year ended December 31, 2005. We also consent to the references to us under the heading “Experts” in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

PricewaterhouseCoopers LLP

St. Louis, Missouri

September 19, 2006

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