FAQs: Direct Pay 
 
 

    With this free service your energy bill is paid automatically from your checking or savings account each month on or before the due date.
     
    After Ameren Illinois has processed your Direct Pay enrollment, a message will appear on your bill indicating that the amount will be automatically deducted from your bank account. Continue to pay your Ameren Illinois bill as you do currently until you see the message on your bill.
     
    You can change your banking information <a href="https://www2.ameren.com/prot/common/DirectPay" target="_blank">online</a>, or you can print the Direct Pay <a href="/sites/aiu/csc/Documents/AmerenDirectPayForm.pdf" target="_blank">PDF form</a> then mail or fax the form with your changes to Ameren Illinois.<br> <br> Changes to your banking information may take three (3) business days to process.
     
    You can cancel your participation in Direct Pay <a href="https://www2.ameren.com/prot/common/DirectPay" target="_blank">online</a>, or you can print the Direct Pay <a href="/sites/aiu/csc/Documents/AmerenDirectPayForm.pdf" target="_blank">PDF form</a> then mail or fax the form with your changes to Ameren Illinois.<br> <br> Changes to your enrollment status may take three (3) business days to process.
                     
Questions on direct pay
 
 
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