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Replace IL LIHEAP simplified payment model with full benefit matrix #7963

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Replace IL LIHEAP simplified payment model with full benefit matrix #7963

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ed190b0
Replace IL LIHEAP simplified payment model with full benefit matrix
hua7450 Apr 9, 2026
e0a9feb
Remove unused base_amount min/max parameters
hua7450 Apr 9, 2026
3b46d76
Default IL LIHEAP fuel type to all electric
hua7450 Apr 9, 2026
72f1c22
Address PR review: derive fuel type, fix bracket thresholds, cap at e…
hua7450 Apr 9, 2026
0007ee6
Infer fuel type from expenses, add all heating expense categories
hua7450 Apr 9, 2026
138c22c
Clamp negative income to bracket 1 in IL LIHEAP income bracket
hua7450 Apr 9, 2026
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1 change: 1 addition & 0 deletions changelog.d/il-liheap-benefit-matrix.changed.md
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Replace Illinois LIHEAP simplified min/max payment model with full benefit matrix by fuel type, income bracket, and household size.
11 changes: 0 additions & 11 deletions policyengine_us/parameters/gov/states/il/dceo/liheap/payment/base_amount/max.yaml
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11 changes: 0 additions & 11 deletions policyengine_us/parameters/gov/states/il/dceo/liheap/payment/base_amount/min.yaml
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11 changes: 7 additions & 4 deletions policyengine_us/parameters/gov/states/il/dceo/liheap/payment/crisis_amount/max.yaml
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description: Illinois provides up to this winter crisis assistance amount for household under the Low Income Home Energy Assistance Program.
description: Illinois provides this amount as the maximum winter crisis assistance under the Low Income Home Energy Assistance Program.
values:
2023-10-01: 1_500
2023-10-01: 1_200
2024-10-01: 1_500

metadata:
period: year
unit: currency-USD
label: Illinois LIHEAP maximum winter crisis assistance
reference:
- title: Illinois LIHEAP Profile - LIHEAP Clearinghouse
href: https://liheapch.acf.gov/profiles/Illinois.htm
- title: Illinois LIHEAP FY2024 State Plan, Section 4.12
href: https://liheapch.acf.gov/docs/2024/state-plans/IL_Plan_2024_rev1.pdf#page=28
- title: Illinois LIHEAP FY2025 State Plan, Section 4.12
href: https://dceo.illinois.gov/content/dam/soi/en/web/dceo/communityservices/utilitybillassistance/documents/py25-liheap-state-plan--submitted-detailed-model-plan-liheap-10.01.24.pdf#page=28
29 changes: 29 additions & 0 deletions policyengine_us/parameters/gov/states/il/dceo/liheap/payment/income_bracket.yaml
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description: Illinois sets this income bracket under the Low Income Home Energy Assistance Program.

brackets:
- threshold:
2023-10-01: 0
amount:
2023-10-01: 1
- threshold:
2023-10-01: 0.51
amount:
2023-10-01: 2
- threshold:
2023-10-01: 1.01
amount:
2023-10-01: 3
- threshold:
2023-10-01: 1.51
amount:
2023-10-01: 4

metadata:
type: single_amount
threshold_unit: /1
amount_unit: /1
period: year
label: Illinois LIHEAP income bracket
reference:
- title: Illinois LIHEAP FY2024 Benefit Matrix
href: https://liheapch.acf.gov/docs/2024/benefits-matricies/IL_BenefitMatrix_2024.pdf#page=1
69 changes: 69 additions & 0 deletions policyengine_us/parameters/gov/states/il/dceo/liheap/payment/matrix/all_electric.yaml
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description: Illinois provides this amount to all-electric households under the Low Income Home Energy Assistance Program.

# Income bracket 1 = 0-50% FPL
1:
1:
2023-10-01: 840
2:
2023-10-01: 890
3:
2023-10-01: 940
4:
2023-10-01: 990
5:
2023-10-01: 1_040
6:
2023-10-01: 1_090

# Income bracket 2 = 51-100% FPL
2:
1:
2023-10-01: 530
2:
2023-10-01: 560
3:
2023-10-01: 620
4:
2023-10-01: 680
5:
2023-10-01: 720
6:
2023-10-01: 770

# Income bracket 3 = 101-150% FPL
3:
1:
2023-10-01: 370
2:
2023-10-01: 390
3:
2023-10-01: 430
4:
2023-10-01: 470
5:
2023-10-01: 500
6:
2023-10-01: 540

# Income bracket 4 = 151-200% FPL
4:
1:
2023-10-01: 300
2:
2023-10-01: 320
3:
2023-10-01: 350
4:
2023-10-01: 380
5:
2023-10-01: 400
6:
2023-10-01: 440

metadata:
period: year
unit: currency-USD
label: Illinois LIHEAP all-electric payment
reference:
- title: Illinois LIHEAP FY2024 Benefit Matrix
href: https://liheapch.acf.gov/docs/2024/benefits-matricies/IL_BenefitMatrix_2024.pdf#page=1
69 changes: 69 additions & 0 deletions policyengine_us/parameters/gov/states/il/dceo/liheap/payment/matrix/cash.yaml
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description: Illinois provides this amount as a cash payment to households with heat included in rent under the Low Income Home Energy Assistance Program.

# Income bracket 1 = 0-50% FPL
1:
1:
2023-10-01: 630
2:
2023-10-01: 680
3:
2023-10-01: 730
4:
2023-10-01: 780
5:
2023-10-01: 830
6:
2023-10-01: 880

# Income bracket 2 = 51-100% FPL
2:
1:
2023-10-01: 305
2:
2023-10-01: 320
3:
2023-10-01: 345
4:
2023-10-01: 375
5:
2023-10-01: 395
6:
2023-10-01: 415

# Income bracket 3 = 101-150% FPL
3:
1:
2023-10-01: 210
2:
2023-10-01: 225
3:
2023-10-01: 240
4:
2023-10-01: 260
5:
2023-10-01: 275
6:
2023-10-01: 285

# Income bracket 4 = 151-200% FPL
4:
1:
2023-10-01: 170
2:
2023-10-01: 190
3:
2023-10-01: 210
4:
2023-10-01: 235
5:
2023-10-01: 255
6:
2023-10-01: 275

metadata:
period: year
unit: currency-USD
label: Illinois LIHEAP cash payment (heat in rent)
reference:
- title: Illinois LIHEAP FY2024 Benefit Matrix
href: https://liheapch.acf.gov/docs/2024/benefits-matricies/IL_BenefitMatrix_2024.pdf#page=1
69 changes: 69 additions & 0 deletions policyengine_us/parameters/gov/states/il/dceo/liheap/payment/matrix/nat_gas.yaml
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description: Illinois provides this amount to natural gas households under the Low Income Home Energy Assistance Program.

# Income bracket 1 = 0-50% FPL
1:
1:
2023-10-01: 1_260
2:
2023-10-01: 1_360
3:
2023-10-01: 1_460
4:
2023-10-01: 1_560
5:
2023-10-01: 1_660
6:
2023-10-01: 1_760

# Income bracket 2 = 51-100% FPL
2:
1:
2023-10-01: 610
2:
2023-10-01: 640
3:
2023-10-01: 690
4:
2023-10-01: 750
5:
2023-10-01: 790
6:
2023-10-01: 830

# Income bracket 3 = 101-150% FPL
3:
1:
2023-10-01: 420
2:
2023-10-01: 450
3:
2023-10-01: 480
4:
2023-10-01: 520
5:
2023-10-01: 550
6:
2023-10-01: 570

# Income bracket 4 = 151-200% FPL
4:
1:
2023-10-01: 340
2:
2023-10-01: 380
3:
2023-10-01: 420
4:
2023-10-01: 470
5:
2023-10-01: 510
6:
2023-10-01: 550

metadata:
period: year
unit: currency-USD
label: Illinois LIHEAP natural gas payment
reference:
- title: Illinois LIHEAP FY2024 Benefit Matrix
href: https://liheapch.acf.gov/docs/2024/benefits-matricies/IL_BenefitMatrix_2024.pdf#page=1
69 changes: 69 additions & 0 deletions policyengine_us/parameters/gov/states/il/dceo/liheap/payment/matrix/propane.yaml
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description: Illinois provides this amount to propane and fuel oil households under the Low Income Home Energy Assistance Program.

# Income bracket 1 = 0-50% FPL
1:
1:
2023-10-01: 1_520
2:
2023-10-01: 1_620
3:
2023-10-01: 1_720
4:
2023-10-01: 1_820
5:
2023-10-01: 1_920
6:
2023-10-01: 2_020

# Income bracket 2 = 51-100% FPL
2:
1:
2023-10-01: 710
2:
2023-10-01: 750
3:
2023-10-01: 820
4:
2023-10-01: 910
5:
2023-10-01: 950
6:
2023-10-01: 1_010

# Income bracket 3 = 101-150% FPL
3:
1:
2023-10-01: 490
2:
2023-10-01: 520
3:
2023-10-01: 570
4:
2023-10-01: 630
5:
2023-10-01: 660
6:
2023-10-01: 700

# Income bracket 4 = 151-200% FPL
4:
1:
2023-10-01: 340
2:
2023-10-01: 380
3:
2023-10-01: 420
4:
2023-10-01: 470
5:
2023-10-01: 510
6:
2023-10-01: 550

metadata:
period: year
unit: currency-USD
label: Illinois LIHEAP propane/fuel oil payment
reference:
- title: Illinois LIHEAP FY2024 Benefit Matrix
href: https://liheapch.acf.gov/docs/2024/benefits-matricies/IL_BenefitMatrix_2024.pdf#page=1
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