Implement Michigan Family Independence Program (FIP)

changelog_entry.yaml

@@ -0,0 +1,4 @@
+- bump: minor
+  changes:
+    added:
+      - Michigan Family Independence Program (FIP/TANF)

policyengine_us/parameters/gov/states/mi/mdhhs/fip/income/deductions/earned_income_disregard/flat_amount.yaml

@@ -0,0 +1,15 @@
+description: Michigan deducts this fixed dollar amount from earned income when determining Family Independence Program eligibility and calculating benefits.
+
+values:
+  2008-10-01: 200
+
+metadata:
+  unit: currency-USD
+  period: month
+  label: Michigan FIP earned income flat deduction
+  reference:
+    - title: Michigan DHHS BEM 518 - FIP/RCA/SDA Income Budgeting
+      href: https://mdhhs-pres-prod.michigan.gov/olmweb/ex/BP/Public/BEM/518.pdf
+    - title: Michigan TANF State Plan 2023
+      href: https://www.michigan.gov/mdhhs/-/media/Project/Websites/mdhhs/Inside-MDHHS/Reports-and-Statistics---Human-Services/State-Plans-and-Federal-Regulations/TANF_State_Plan_2023.pdf
+      publication_date: 2023-01-01

policyengine_us/parameters/gov/states/mi/mdhhs/fip/income/deductions/earned_income_disregard/initial_percent.yaml

@@ -0,0 +1,14 @@
+description: Michigan deducts this share of remaining earned income (after the flat deduction) when determining initial Family Independence Program eligibility for new applicants.
+
+values:
+  2008-10-01: 0.2
+
+metadata:
+  unit: /1
+  period: month
+  label: Michigan FIP initial earned income percentage deduction
+  reference:
+    - title: Michigan DHHS BEM 518 - FIP/RCA/SDA Income Budgeting (Qualifying Earned Income Disregard)
+      href: https://mdhhs-pres-prod.michigan.gov/olmweb/ex/BP/Public/BEM/518.pdf
+    - title: Michigan DHHS BEM 520 - Computing the FIP/RCA/SDA Budget (Section C)
+      href: https://mdhhs-pres-prod.michigan.gov/olmweb/EX/BP/Public/BEM/520.pdf

policyengine_us/parameters/gov/states/mi/mdhhs/fip/income/deductions/earned_income_disregard/ongoing_percent.yaml

@@ -0,0 +1,15 @@
+description: Michigan deducts this share of remaining earned income (after the flat deduction) when calculating Family Independence Program benefits for currently enrolled recipients.
+
+values:
+  2008-10-01: 0.2
+  2011-01-01: 0.5
+
+metadata:
+  unit: /1
+  period: month
+  label: Michigan FIP ongoing earned income percentage deduction
+  reference:
+    - title: Michigan DHHS BEM 518 - FIP/RCA/SDA Income Budgeting (Issuance Earned Income Disregard)
+      href: https://mdhhs-pres-prod.michigan.gov/olmweb/ex/BP/Public/BEM/518.pdf
+    - title: Michigan DHHS BEM 520 - Computing the FIP/RCA/SDA Budget (Section D)
+      href: https://mdhhs-pres-prod.michigan.gov/olmweb/EX/BP/Public/BEM/520.pdf

policyengine_us/parameters/gov/states/mi/mdhhs/fip/payment_standard/additional_person_increment.yaml

@@ -0,0 +1,18 @@
+description: Michigan adds this amount to the Family Independence Program payment standard for each person beyond household size 7.
+
+values:
+  2017-01-01: 80
+  2024-12-01: 95
+
+metadata:
+  unit: currency-USD
+  period: month
+  label: Michigan FIP additional person increment
+  reference:
+    - title: Michigan TANF State Plan 2017 - Payment Standards (frozen 2008-2024)
+      href: https://www.michigan.gov/-/media/Project/Websites/mdhhs/Folder1/Folder33/TANF_State_Plan_2017.pdf#page=7
+    - title: Michigan TANF State Plan Effective 01-01-23 Revised 07-01-25 - Updated Payment Standards
+      href: https://www.michigan.gov/mdhhs/-/media/Project/Websites/mdhhs/Inside-MDHHS/Reports-and-Statistics---Human-Services/State-Plans-and-Federal-Regulations/TANF_State_Plan_Effective_01-01-23_Rev-07-01-25.pdf
+    - title: Michigan DHHS Reference Table 210 - FIP Monthly Assistance Payment Standard
+      href: https://mdhhs-pres-prod.michigan.gov/olmweb/ex/RF/Public/RFT/210.pdf
+      publication_date: 2025-01-01

policyengine_us/parameters/gov/states/mi/mdhhs/fip/payment_standard/amounts.yaml

@@ -0,0 +1,53 @@
+description: Michigan provides up to this monthly payment amount under the Family Independence Program, based on household size.
+
+metadata:
+  type: single_amount
+  threshold_unit: int
+  amount_unit: currency-USD
+  period: month
+  label: Michigan FIP payment standard
+  reference:
+    - title: Michigan TANF State Plan 2017 - Payment Standards (frozen 2008-2024)
+      href: https://www.michigan.gov/-/media/Project/Websites/mdhhs/Folder1/Folder33/TANF_State_Plan_2017.pdf#page=7
+    - title: Michigan TANF State Plan Effective 01-01-23 Revised 07-01-25 - Updated Payment Standards
+      href: https://www.michigan.gov/mdhhs/-/media/Project/Websites/mdhhs/Inside-MDHHS/Reports-and-Statistics---Human-Services/State-Plans-and-Federal-Regulations/TANF_State_Plan_Effective_01-01-23_Rev-07-01-25.pdf
+    - title: Michigan DHHS Reference Table 210 - FIP Monthly Assistance Payment Standard
+      href: https://mdhhs-pres-prod.michigan.gov/olmweb/ex/RF/Public/RFT/210.pdf
+      publication_date: 2025-01-01
+
+brackets:
+  - threshold:
+      2017-01-01: 1
+    amount:
+      2017-01-01: 306
+      2024-12-01: 363
+  - threshold:
+      2017-01-01: 2
+    amount:
+      2017-01-01: 403
+      2024-12-01: 478
+  - threshold:
+      2017-01-01: 3
+    amount:
+      2017-01-01: 492
+      2024-12-01: 583
+  - threshold:
+      2017-01-01: 4
+    amount:
+      2017-01-01: 597
+      2024-12-01: 707
+  - threshold:
+      2017-01-01: 5
+    amount:
+      2017-01-01: 694
+      2024-12-01: 822
+  - threshold:
+      2017-01-01: 6
+    amount:
+      2017-01-01: 828
+      2024-12-01: 981
+  - threshold:
+      2017-01-01: 7
+    amount:
+      2017-01-01: 905
+      2024-12-01: 1_072

policyengine_us/parameters/gov/states/mi/mdhhs/fip/resource_limit.yaml

@@ -0,0 +1,14 @@
+description: Michigan limits the Family Independence Program to households with countable assets up to this amount.
+
+values:
+  2008-10-01: 3_000
+  2019-01-01: 15_000
+
+metadata:
+  unit: currency-USD
+  label: Michigan FIP resource limit
+  period: year
+  reference:
+    - title: Michigan DHHS BEM 400 - Assets
+      href: https://mdhhs-pres-prod.michigan.gov/olmweb/EX/BP/Public/BEM/400.pdf
+      effective_date: 2025-10-01

policyengine_us/tests/policy/baseline/gov/states/mi/mdhhs/fip/eligibility/mi_fip_eligible.yaml

@@ -0,0 +1,76 @@
+- name: All requirements met
+  period: 2025-01
+  input:
+    state_code: MI
+    is_demographic_tanf_eligible: true
+    is_citizen_or_legal_immigrant: true
+    mi_fip_income_eligible: true
+    mi_fip_resources_eligible: true
+  output:
+    mi_fip_eligible: true
+
+- name: Demographic not met
+  period: 2025-01
+  input:
+    state_code: MI
+    is_demographic_tanf_eligible: false
+    is_citizen_or_legal_immigrant: true
+    mi_fip_income_eligible: true
+    mi_fip_resources_eligible: true
+  output:
+    mi_fip_eligible: false
+
+- name: Citizenship not met
+  period: 2025-01
+  input:
+    state_code: MI
+    is_demographic_tanf_eligible: true
+    is_citizen_or_legal_immigrant: false
+    mi_fip_income_eligible: true
+    mi_fip_resources_eligible: true
+  output:
+    mi_fip_eligible: false
+
+- name: Income not met
+  period: 2025-01
+  input:
+    state_code: MI
+    is_demographic_tanf_eligible: true
+    is_citizen_or_legal_immigrant: true
+    mi_fip_income_eligible: false
+    mi_fip_resources_eligible: true
+  output:
+    mi_fip_eligible: false
+
+- name: Resources not met
+  period: 2025-01
+  input:
+    state_code: MI
+    is_demographic_tanf_eligible: true
+    is_citizen_or_legal_immigrant: true
+    mi_fip_income_eligible: true
+    mi_fip_resources_eligible: false
+  output:
+    mi_fip_eligible: false
+
+- name: No requirements met
+  period: 2025-01
+  input:
+    state_code: MI
+    is_demographic_tanf_eligible: false
+    is_citizen_or_legal_immigrant: false
+    mi_fip_income_eligible: false
+    mi_fip_resources_eligible: false
+  output:
+    mi_fip_eligible: false
+
+- name: Household outside Michigan is not eligible
+  period: 2025-01
+  input:
+    state_code: CA
+    is_demographic_tanf_eligible: true
+    is_citizen_or_legal_immigrant: true
+    mi_fip_income_eligible: true
+    mi_fip_resources_eligible: true
+  output:
+    mi_fip_eligible: 0

policyengine_us/tests/policy/baseline/gov/states/mi/mdhhs/fip/eligibility/mi_fip_income_eligible.yaml

@@ -0,0 +1,104 @@
+- name: Enrolled recipient with income below payment standard is eligible
+  period: 2025-01
+  input:
+    employment_income_before_lsr: 6_000  # $500/month
+    is_tanf_enrolled: true
+    state_code: MI
+  output:
+    # Enrolled uses Issuance Deficit Test (50% rate):
+    # Countable = $500 - [$200 + 50%×$300] = $500 - $350 = $150
+    # Payment standard (size 1) = $363
+    # $150 < $363 → ELIGIBLE
+    mi_fip_income_eligible: true
+
+- name: New applicant with low income passes initial eligibility (20% test)
+  period: 2025-01
+  input:
+    employment_income_before_lsr: 4_800  # $400/month
+    is_tanf_enrolled: false
+    state_code: MI
+  output:
+    # Initial eligibility uses 20% deduction:
+    # Countable (20%) = $400 - [$200 + 20%×$200] = $400 - $240 = $160
+    # Payment standard (size 1) = $363
+    # $160 < $363 → ELIGIBLE
+    mi_fip_income_eligible: true
+
+- name: New applicant with high income fails initial eligibility (20% test)
+  period: 2025-01
+  input:
+    employment_income_before_lsr: 12_000  # $1,000/month
+    is_tanf_enrolled: false
+    state_code: MI
+  output:
+    # Initial eligibility uses 20% deduction:
+    # Countable (20%) = $1,000 - [$200 + 20%×$800] = $1,000 - $360 = $640
+    # Payment standard (size 1) = $363
+    # $640 > $363 → NOT ELIGIBLE
+    mi_fip_income_eligible: false
+
+- name: New applicant family of 3 at initial eligibility threshold
+  period: 2025-01
+  input:
+    people:
+      parent:
+        employment_income_before_lsr: 9_768  # $814/month
+        age: 35
+      child1:
+        age: 8
+      child2:
+        age: 4
+    spm_units:
+      spm_unit:
+        members: [parent, child1, child2]
+    households:
+      household:
+        members: [parent, child1, child2]
+        state_code: MI
+  output:
+    # Initial eligibility (20% deduction):
+    # Countable = $814 - [$200 + 20%×$614] = $814 - $322.80 = $491.20
+    # Payment standard (size 3) = $583
+    # $491.20 < $583 → ELIGIBLE
+    mi_fip_income_eligible: true
+
+- name: New applicant family of 3 just above initial threshold
+  period: 2025-01
+  input:
+    people:
+      parent:
+        employment_income_before_lsr: 9_900  # $825/month
+        age: 35
+      child1:
+        age: 8
+      child2:
+        age: 4
+    spm_units:
+      spm_unit:
+        members: [parent, child1, child2]
+    households:
+      household:
+        members: [parent, child1, child2]
+        state_code: MI
+  output:
+    # Initial eligibility (20% deduction):
+    # Countable = $825 - [$200 + 20%×$625] = $825 - $325 = $500
+    # Payment standard (size 3) = $583
+    # $500 < $583 → ELIGIBLE
+    mi_fip_income_eligible: true
+
+- name: Household with zero income is eligible
+  period: 2025-01
+  input:
+    employment_income_before_lsr: 0
+    state_code: MI
+  output:
+    mi_fip_income_eligible: true
+
+- name: Household outside Michigan returns false
+  period: 2025-01
+  input:
+    employment_income_before_lsr: 12_000
+    state_code: CA
+  output:
+    mi_fip_income_eligible: false

policyengine_us/tests/policy/baseline/gov/states/mi/mdhhs/fip/eligibility/mi_fip_resources_eligible.yaml

@@ -0,0 +1,47 @@
+- name: Household with assets below limit is eligible
+  period: 2025-01
+  input:
+    state_code: MI
+    spm_unit_assets: 10_000
+  output:
+    mi_fip_resources_eligible: true
+
+- name: Household with zero assets is eligible
+  period: 2025-01
+  input:
+    state_code: MI
+    spm_unit_assets: 0
+  output:
+    mi_fip_resources_eligible: true
+
+- name: Household with assets exactly at limit is eligible
+  period: 2025-01
+  input:
+    state_code: MI
+    spm_unit_assets: 15_000
+  output:
+    mi_fip_resources_eligible: true
+
+- name: Household with assets exceeding limit is not eligible
+  period: 2025-01
+  input:
+    state_code: MI
+    spm_unit_assets: 20_000
+  output:
+    mi_fip_resources_eligible: false
+
+- name: Household with assets one dollar over limit is not eligible
+  period: 2025-01
+  input:
+    state_code: MI
+    spm_unit_assets: 15_001
+  output:
+    mi_fip_resources_eligible: false
+
+- name: Household outside Michigan returns zero
+  period: 2025-01
+  input:
+    state_code: CA
+    spm_unit_assets: 10_000
+  output:
+    mi_fip_resources_eligible: 0