See qualifying information below. If you meet the eligibility guidelines, click the START button at the bottom of the page to claim your FREE smart thermostat! If you have questions, please contact us at 1.866.838.6918.

Eligibility Guidelines

You are eligible if you meet the following qualifications:

• Must be a residential customer of Ameren Illinois, heating with gas or electricity delivered by Ameren Illinois.
• Live in a qualifying ZIP code.
• You have not exceeded the maximum smart thermostat rebate during the lifetime of your account with Ameren Illinois at your current address.