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Add comprehensive unit tests for Iowa FIP variables
Add individual test files for each Iowa FIP variable following the Arizona TANF pattern from PR PolicyEngine#7150: - ia_fip_eligible.yaml (8 tests) - ia_fip_income_eligible.yaml (8 tests) - ia_fip_payment_standard.yaml (8 tests) - ia_fip_standard_of_need.yaml (8 tests) - ia_fip_countable_income.yaml (8 tests) - ia_fip_gross_income.yaml (6 tests) - ia_fip_gross_earned_income.yaml (7 tests) - ia_fip_gross_unearned_income.yaml (10 tests) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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‎policyengine_us/tests/policy/baseline/gov/states/ia/dhs/fip/ia_fip_countable_income.yaml‎

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# Unit tests for Iowa FIP countable income
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# Countable income calculation:
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# 1. Apply 20% earned income deduction
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# 2. Apply 58% work incentive disregard to remaining earned income
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# 3. Add unearned income (no deductions)
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# Reference: https://www.legis.iowa.gov/docs/iac/chapter/01-07-2026.441.41.pdf
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- name: Case 1, zero income.
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period: 2025
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input:
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people:
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person1:
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age: 30
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employment_income: 0
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spm_units:
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spm_unit:
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members: [person1]
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households:
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household:
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members: [person1]
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state_code: IA
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output:
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ia_fip_countable_income: 0
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- name: Case 2, earned income only ($800/month).
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period: 2025
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absolute_error_margin: 0.01
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input:
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people:
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person1:
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age: 30
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employment_income: 9_600
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spm_units:
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spm_unit:
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members: [person1]
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households:
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household:
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members: [person1]
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state_code: IA
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output:
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# Gross earned: $9,600
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# 20% deduction: $9,600 * 0.20 = $1,920
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# Remaining: $9,600 - $1,920 = $7,680
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# 58% work incentive: $7,680 * 0.58 = $4,454.40
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# Countable earned: $7,680 - $4,454.40 = $3,225.60
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ia_fip_countable_income: 3_225.60
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- name: Case 3, unearned income only.
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period: 2025
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input:
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people:
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person1:
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age: 30
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employment_income: 0
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social_security: 4_800
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spm_units:
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spm_unit:
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members: [person1]
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households:
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household:
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members: [person1]
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state_code: IA
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output:
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# Unearned income has no deductions
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# Countable = $4,800
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ia_fip_countable_income: 4_800
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- name: Case 4, mixed earned and unearned income.
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period: 2025
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absolute_error_margin: 0.01
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input:
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people:
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person1:
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age: 30
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employment_income: 6_000
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social_security: 2_400
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spm_units:
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spm_unit:
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members: [person1]
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households:
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household:
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members: [person1]
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state_code: IA
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output:
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# Gross earned: $6,000
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# 20% deduction: $6,000 * 0.20 = $1,200
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# Remaining: $6,000 - $1,200 = $4,800
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# 58% work incentive: $4,800 * 0.58 = $2,784
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# Countable earned: $4,800 - $2,784 = $2,016
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# Total countable: $2,016 + $2,400 = $4,416
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ia_fip_countable_income: 4_416
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- name: Case 5, low earned income ($600/month).
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period: 2025
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absolute_error_margin: 0.01
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input:
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people:
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person1:
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age: 25
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employment_income: 7_200
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spm_units:
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spm_unit:
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members: [person1]
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households:
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household:
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members: [person1]
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state_code: IA
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output:
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# Gross earned: $7,200
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# 20% deduction: $7,200 * 0.20 = $1,440
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# Remaining: $7,200 - $1,440 = $5,760
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# 58% work incentive: $5,760 * 0.58 = $3,340.80
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# Countable earned: $5,760 - $3,340.80 = $2,419.20
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ia_fip_countable_income: 2_419.20
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- name: Case 6, high earned income ($2,000/month).
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period: 2025
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absolute_error_margin: 0.01
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input:
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people:
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person1:
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age: 30
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employment_income: 24_000
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spm_units:
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spm_unit:
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members: [person1]
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households:
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household:
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members: [person1]
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state_code: IA
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output:
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# Gross earned: $24,000
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# 20% deduction: $24,000 * 0.20 = $4,800
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# Remaining: $24,000 - $4,800 = $19,200
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# 58% work incentive: $19,200 * 0.58 = $11,136
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# Countable earned: $19,200 - $11,136 = $8,064
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ia_fip_countable_income: 8_064
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- name: Case 7, multiple earners in household.
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period: 2025
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absolute_error_margin: 0.01
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input:
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people:
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person1:
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age: 35
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employment_income: 10_000
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person2:
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age: 33
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employment_income: 2_000
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spm_units:
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spm_unit:
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members: [person1, person2]
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households:
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household:
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members: [person1, person2]
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state_code: IA
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output:
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# Gross earned: $10,000 + $2,000 = $12,000
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# 20% deduction: $12,000 * 0.20 = $2,400
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# Remaining: $12,000 - $2,400 = $9,600
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# 58% work incentive: $9,600 * 0.58 = $5,568
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# Countable earned: $9,600 - $5,568 = $4,032
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ia_fip_countable_income: 4_032
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- name: Case 8, non-Iowa state gets zero.
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period: 2025
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input:
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people:
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person1:
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age: 30
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employment_income: 9_600
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spm_units:
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spm_unit:
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members: [person1]
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households:
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household:
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members: [person1]
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state_code: IL
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output:
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# defined_for StateCode.IA, other states return 0
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ia_fip_countable_income: 0

‎policyengine_us/tests/policy/baseline/gov/states/ia/dhs/fip/ia_fip_eligible.yaml‎

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# Unit tests for Iowa FIP eligibility
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# Requires: demographic eligibility (minor child), immigration eligibility,
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# resource eligibility, and income eligibility
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# Reference: https://www.legis.iowa.gov/docs/iac/chapter/01-07-2026.441.41.pdf
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- name: Case 1, eligible family with minor child.
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period: 2025
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input:
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people:
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person1:
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age: 30
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employment_income: 0
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is_tax_unit_head: true
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person2:
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age: 5
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spm_units:
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spm_unit:
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members: [person1, person2]
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spm_unit_assets: 1_000
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tax_units:
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tax_unit:
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members: [person1, person2]
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households:
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household:
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members: [person1, person2]
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state_code: IA
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output:
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ia_fip_eligible: true
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- name: Case 2, ineligible due to no minor child.
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period: 2025
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input:
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people:
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person1:
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age: 30
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employment_income: 0
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is_tax_unit_head: true
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spm_units:
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spm_unit:
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members: [person1]
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spm_unit_assets: 1_000
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tax_units:
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tax_unit:
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members: [person1]
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households:
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household:
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members: [person1]
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state_code: IA
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output:
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# Single adult without minor child fails demographic eligibility
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ia_fip_eligible: false
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- name: Case 3, ineligible due to high income.
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period: 2025
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absolute_error_margin: 1
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input:
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people:
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person1:
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age: 30
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employment_income: 24_000
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is_tax_unit_head: true
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person2:
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age: 5
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spm_units:
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spm_unit:
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members: [person1, person2]
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spm_unit_assets: 1_000
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tax_units:
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tax_unit:
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members: [person1, person2]
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households:
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household:
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members: [person1, person2]
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state_code: IA
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output:
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# Gross income $24,000 > 185% of standard of need ($8,628 * 1.85 = $15,961.80)
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# Fails Test 1 (gross income test)
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ia_fip_eligible: false
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- name: Case 4, ineligible due to high assets (applicant).
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period: 2025
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input:
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people:
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person1:
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age: 30
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employment_income: 0
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is_tax_unit_head: true
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person2:
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age: 5
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spm_units:
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spm_unit:
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members: [person1, person2]
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spm_unit_assets: 3_000
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tax_units:
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tax_unit:
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members: [person1, person2]
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households:
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household:
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members: [person1, person2]
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state_code: IA
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output:
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# $3,000 > $2,000 applicant resource limit
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ia_fip_eligible: false
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- name: Case 5, recipient eligible with higher assets.
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period: 2025
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input:
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people:
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person1:
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age: 30
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employment_income: 0
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is_tax_unit_head: true
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person2:
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age: 5
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spm_units:
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spm_unit:
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members: [person1, person2]
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spm_unit_assets: 4_000
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is_tanf_enrolled: true
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tax_units:
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tax_unit:
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members: [person1, person2]
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households:
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household:
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members: [person1, person2]
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state_code: IA
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output:
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# Recipients have $5,000 limit, $4,000 < $5,000
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ia_fip_eligible: true
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- name: Case 6, recipient ineligible with assets over limit.
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period: 2025
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input:
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people:
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person1:
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age: 30
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employment_income: 0
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is_tax_unit_head: true
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person2:
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age: 5
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spm_units:
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spm_unit:
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members: [person1, person2]
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spm_unit_assets: 6_000
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is_tanf_enrolled: true
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tax_units:
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tax_unit:
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members: [person1, person2]
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households:
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household:
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members: [person1, person2]
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state_code: IA
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output:
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# Recipients have $5,000 limit, $6,000 > $5,000
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ia_fip_eligible: false
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- name: Case 7, eligible pregnant woman.
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period: 2025
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input:
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people:
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person1:
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age: 25
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employment_income: 0
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is_tax_unit_head: true
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is_pregnant: true
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spm_units:
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spm_unit:
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members: [person1]
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spm_unit_assets: 500
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tax_units:
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tax_unit:
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members: [person1]
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households:
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household:
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members: [person1]
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state_code: IA
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output:
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# Pregnant woman is demographically eligible
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ia_fip_eligible: true
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- name: Case 8, eligible family with moderate income.
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period: 2025
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absolute_error_margin: 1
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input:
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people:
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person1:
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age: 30
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employment_income: 6_000
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is_tax_unit_head: true
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person2:
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age: 5
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person3:
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age: 3
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spm_units:
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spm_unit:
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members: [person1, person2, person3]
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spm_unit_assets: 1_500
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tax_units:
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tax_unit:
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members: [person1, person2, person3]
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households:
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household:
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members: [person1, person2, person3]
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state_code: IA
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output:
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# Family of 3 with $6,000/year earned income
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# Standard of need: $849 * 12 = $10,188
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# Gross income limit: $10,188 * 1.85 = $18,847.80 > $6,000 - PASS Test 1
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# 20% deduction: $6,000 * 0.20 = $1,200
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# Net income: $6,000 - $1,200 = $4,800 < $10,188 - PASS Test 2
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# Remaining earned: $4,800
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# 58% work incentive: $4,800 * 0.58 = $2,784
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# Countable income: $4,800 - $2,784 = $2,016 < $5,112 - PASS Test 3
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ia_fip_eligible: true

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