Exhibit

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (Nos. 333-196298 and 333-205139) and the Registration Statements on Form S-8 (Nos. 333-50793, 333-133998, 333-157655, 333-191786 and 333-196515) of Ameren Corporation of our report dated February 26, 2016 relating to the financial statements, financial statement schedules, and the effectiveness of internal control over financial reporting, which appears in this Form 10‑K.