Illinois Home Weatherization Assistance Program (IHWAP)

If you meet certain low-income requirements, you may be eligible to lower your utility bills by making your home more energy efficient through the Illinois Home Weatherization Assistance Program (IHWAP).

Energy conservation actions that can be funded through this program include:

  • Air sealing
  • Attic and wall insulation
  • Furnace repair and replacement
  • Electric base load reduction (lighting and refrigerator)
  • Window and door weatherization

A maximum of $7,500 can be spent on each eligible client’s home for energy-related weatherization and repair work.

Size of FamilyIncome
For each additional member add $6,030.

Eligibility Requirements

Eligibility is determined by family size and household income in accordance with federal guidelines.

Weatherization services are free to households that:

1. Are eligible for the Low Income Home Energy Assistance Program (LIHEAP).
2. Have an occupant receiving Supplemental Security Income (SSI), Aid to Aged, Blind or Disabled (AABD); or Temporary Assistance to Needy Families (TANF).
3. Are at or below the annual income chart shown to the right.

(For a household with more than six people, add $6,030 for each additional person.)

Weatherization services are provided by local community action agencies or not-for-profit agencies throughout the state.

Multi-Family Illinois Home Weatherization Assistance Program (IHWAP)

The Multi-Family Illinois Home Weatherization Assistance Program (IHWAP) is for building owners who provide housing to income-eligible residents in Chicago and suburban Cook County.

The program requires a 50 percent mechanical contribution from the owner if 66 percent or more of the tenants are income eligible. Weatherization services, and eligibility requirements are the same as those listed above.

To Apply

Residents must apply for the weatherization program at a local intake

Intake sites are organized by the ZIP codes they serve.

Please bring proof of home ownership, a current electric/gas bill, hard
copy of social security number for the head of the household (social
security number only for those who are 16 and older in the residence), and
proof of income for the previous 12 months.

Get more information on the program and the application process here.