The Natural Gas Service Discount program provides discounts on natural gas service charges for qualifying Ameren Illinois customers. This is a multi-tiered discount program based on household income and family size.
Ameren Illinois residential customers with an active natural gas service.
Meet the total gross household monthly income requirement based on the number of household members
Note: Total gross monthly household income includes income for any adults 18 years of age or older, including yourself. When counting household members, include yourself plus any other adults and children.
Important: This discount is only available on the primary residence. Discounts for multiple service addresses are not permitted.
Tier 1 |
0% - 50% |
Tier 2 |
51% - 100% |
Tier 3 |
101% - 150% |
Tier 4 |
151% - 200% |
Tier 5 |
Up to 300% |
Customers currently receiving Low Income Home Energy Assistance Program (LIHEAP) benefits will automatically be approved for this discount and would have received notification via the mail or email.
If you do not receive LIHEAP benefits, as a residential natural gas customer of Ameren Illinois, you may still qualify for the Natural Gas Service Discount. To determine your eligibility, please complete the application regarding your household size and income by logging in to your account.
All program participants will be required to recertify household income to remain eligible for the Natural Gas Service Discount. You will receive your recertification date once you are enrolled, and a recertification reminder will be printed on your bill before the designation expires.
Customers receiving LIHEAP (Tier 1-4) must contact their local LIHEAP agency to complete recertification.
Customers who applied for the discount (Tier 5) must log in to their Ameren online account to recertify.
As a participant in the Natural Gas Service Discount program, you may be selected to participate in a random eligibility audit. If selected, you will be notified via mail with instructions to complete the process. You will be asked to submit a copy of one or more of the following documents listed below to demonstrate your eligibility.
Income-Eligibility Documents:
Loss of Income Documents (Dated within the last 3 months):