diff --git a/changelog.d/hub-pb-snap-heat-eat-1009.fixed.md b/changelog.d/hub-pb-snap-heat-eat-1009.fixed.md
new file mode 100644
index 00000000000..74cb41e2fbc
--- /dev/null
+++ b/changelog.d/hub-pb-snap-heat-eat-1009.fixed.md
@@ -0,0 +1 @@
+Restrict SNAP heat-and-eat standard utility allowances to households with an elderly or disabled SNAP member under P.L. 119-21, while preserving eligibility based on actual heating or cooling expenses.
diff --git a/policyengine_us/parameters/gov/usda/snap/income/deductions/utility/heat_and_eat_requires_elderly_disabled.yaml b/policyengine_us/parameters/gov/usda/snap/income/deductions/utility/heat_and_eat_requires_elderly_disabled.yaml
new file mode 100644
index 00000000000..d366ab61aee
--- /dev/null
+++ b/policyengine_us/parameters/gov/usda/snap/income/deductions/utility/heat_and_eat_requires_elderly_disabled.yaml
@@ -0,0 +1,19 @@
+description: The Department of Agriculture requires an elderly or disabled SNAP household member for heating and cooling standard utility allowance eligibility based on energy assistance under the Supplemental Nutrition Assistance Program.
+
+# Section 10103 took effect upon enactment on July 4, 2025. Monthly SNAP
+# formulas evaluate policy at month start, so August 2025 is the first full
+# affected model month. Individual certification/recertification dates and
+# state administrative implementation dates are not modeled here.
+values:
+  0000-01-01: false
+  2025-07-04: true
+
+metadata:
+  unit: bool
+  period: month
+  label: SNAP heat-and-eat SUA elderly or disabled requirement
+  reference:
+    - title: 7 U.S.C. 2014(e)(6)(C)(iv)(I) - Availability of allowance to recipients of energy assistance
+      href: https://www.law.cornell.edu/uscode/text/7/2014#e_6_C_iv_I
+    - title: Public Law 119-21, Section 10103(a) - Standard Utility Allowance
+      href: https://www.govinfo.gov/content/pkg/PLAW-119publ21/html/PLAW-119publ21.htm
diff --git a/policyengine_us/tests/core/test_snap_heat_and_eat.py b/policyengine_us/tests/core/test_snap_heat_and_eat.py
new file mode 100644
index 00000000000..23c6b672e67
--- /dev/null
+++ b/policyengine_us/tests/core/test_snap_heat_and_eat.py
@@ -0,0 +1,17 @@
+"""Check the legal-day boundary that monthly policy YAML cannot express."""
+
+from pathlib import Path
+
+from policyengine_core.parameters import load_parameter_file
+
+
+def test_heat_and_eat_requirement_takes_effect_on_enactment_date():
+    requirement = load_parameter_file(
+        str(
+            Path(__file__).resolve().parents[2]
+            / "parameters/gov/usda/snap/income/deductions/utility"
+            / "heat_and_eat_requires_elderly_disabled.yaml"
+        )
+    )
+    assert requirement("2025-07-03") is False
+    assert requirement("2025-07-04") is True
diff --git a/policyengine_us/tests/policy/baseline/gov/usda/snap/eligibility/immigration/integration.yaml b/policyengine_us/tests/policy/baseline/gov/usda/snap/eligibility/immigration/integration.yaml
index 8a4973b49ee..8ff88c98a85 100644
--- a/policyengine_us/tests/policy/baseline/gov/usda/snap/eligibility/immigration/integration.yaml
+++ b/policyengine_us/tests/policy/baseline/gov/usda/snap/eligibility/immigration/integration.yaml
@@ -130,15 +130,18 @@
     snap_earned_income: 1_333.33
     snap_earned_income_deduction: 266.67
     snap_standard_deduction: 209
-    # Massachusetts standard utility allowance $914 - 50% of the $857.67
-    # net income before the shelter deduction ($428.83) = $485.17.
-    snap_utility_allowance: 914
-    snap_excess_shelter_expense_deduction: 485.17
-    # $857.67 - $485.17 = $372.50, rounded to $373.
-    snap_net_income: 373
-    # 30% of $373 = $111.90, rounded up to $112; $546 - $112 = $434.
-    snap_expected_contribution: 112
-    snap: 434
+    # No utility costs or elderly/disabled member: no actual-cost SUA or
+    # Massachusetts H-EAT SUA under P.L. 119-21 section 10103(a).
+    # https://www.govinfo.gov/content/pkg/PLAW-119publ21/html/PLAW-119publ21.htm
+    # https://dtapolicyguide.qa.eohhs.mass.gov/SNAP/ExpensesDeductions/HEAT.htm
+    snap_utility_allowance: 0
+    # No housing costs or SUA, so there is no excess shelter deduction.
+    snap_excess_shelter_expense_deduction: 0
+    # $1,333.33 - $266.67 - $209 = $857.67, rounded to $858.
+    snap_net_income: 858
+    # 30% of $858 = $257.40, rounded up to $258; $546 - $258 = $288.
+    snap_expected_contribution: 258
+    snap: 288
 
 - name: Case 4, LPR earner inside the waiting period is prorated under both tests in a hybrid gross-test state.
   period: 2026-01
diff --git a/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/heat_and_eat/snap.yaml b/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/heat_and_eat/snap.yaml
new file mode 100644
index 00000000000..9da9145379e
--- /dev/null
+++ b/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/heat_and_eat/snap.yaml
@@ -0,0 +1,122 @@
+# PolicyBench snapshot facts and takeup defaults. Leaf input aliases mirror
+# the US Simulation adapter, which Core's YAML SimulationBuilder bypasses.
+- name: Case 1, PolicyBench scenario_080 PA household receives SNAP without the heat-and-eat SUA.
+  period: 2026
+  absolute_error_margin: 0.01
+  input:
+    people:
+      person1:
+        age: 41
+        employment_income_before_lsr: 0
+        bank_account_assets: 19_827.646484375
+        financial_assistance: 3_600
+        is_disabled: true
+        is_tax_unit_head: true
+        is_tax_unit_spouse: false
+        long_term_capital_gains_before_response: 924
+        other_medical_expenses: 12
+        over_the_counter_health_expenses: 100
+        qualified_dividend_income: 16
+        takes_up_medicaid_if_eligible: true
+        takes_up_ssi_if_eligible: true
+    marital_units:
+      marital_unit_1:
+        members: [person1]
+    tax_units:
+      tax_unit:
+        members: [person1]
+        first_home_mortgage_balance: 93_000
+        takes_up_aca_if_eligible: true
+        takes_up_dc_ptc: true
+        takes_up_eitc: true
+        would_file_if_eligible_for_refundable_credit: true
+        would_file_taxes_voluntarily: true
+    spm_units:
+      spm_unit:
+        members: [person1]
+        spm_unit_energy_subsidy: 2_000
+        takes_up_snap_if_eligible: true
+    families:
+      family:
+        members: [person1]
+    households:
+      household:
+        members: [person1]
+        state_code: PA
+        household_vehicles_value: 3_570
+  output:
+    snap: 3_270
+
+- name: Case 2, PolicyBench scenario_100 MT household receives SNAP without the heat-and-eat SUA.
+  period: 2026
+  absolute_error_margin: 0.01
+  input:
+    people:
+      person1:
+        age: 46
+        employment_income_before_lsr: 5_914.720703125
+        bank_account_assets: 2_800
+        employer_sponsored_insurance_premiums: 20_643.525390625
+        fsla_overtime_premium: 709.7664794921875
+        has_esi: true
+        health_insurance_premiums_without_medicare_part_b: 564
+        hourly_wage: 2.319999933242798
+        hours_worked_last_week: 55
+        is_disabled: true
+        is_tax_unit_head: true
+        is_tax_unit_spouse: false
+        other_health_insurance_premiums: 564
+        other_medical_expenses: 500
+        over_the_counter_health_expenses: 480
+        roth_401k_contributions_desired: 681
+        roth_ira_contributions_desired: 279.67999267578125
+        traditional_401k_contributions_desired: 3_859
+        traditional_ira_contributions_desired: 180.32000732421875
+        weekly_hours_worked_before_lsr: 55
+        takes_up_medicaid_if_eligible: true
+        takes_up_ssi_if_eligible: true
+      person2:
+        age: 6
+        employment_income_before_lsr: 0
+        has_esi: true
+        is_tax_unit_head: false
+        is_tax_unit_spouse: false
+        takes_up_medicaid_if_eligible: true
+        takes_up_ssi_if_eligible: true
+      person3:
+        age: 5
+        employment_income_before_lsr: 0
+        is_tax_unit_head: false
+        is_tax_unit_spouse: false
+        other_medical_expenses: 500
+        takes_up_medicaid_if_eligible: true
+        takes_up_ssi_if_eligible: true
+    marital_units:
+      marital_unit_1:
+        members: [person1]
+      marital_unit_2:
+        members: [person2]
+      marital_unit_3:
+        members: [person3]
+    tax_units:
+      tax_unit:
+        members: [person1, person2, person3]
+        takes_up_aca_if_eligible: true
+        takes_up_dc_ptc: true
+        takes_up_eitc: true
+        would_file_if_eligible_for_refundable_credit: true
+        would_file_taxes_voluntarily: true
+    spm_units:
+      spm_unit:
+        members: [person1, person2, person3]
+        takes_up_snap_if_eligible: true
+    families:
+      family:
+        members: [person1, person2, person3]
+    households:
+      household:
+        members: [person1, person2, person3]
+        state_code: MT
+        household_vehicles_value: 1_980.88232421875
+  output:
+    snap: 7_002
diff --git a/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/heat_and_eat/snap_utility_allowance_type.yaml b/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/heat_and_eat/snap_utility_allowance_type.yaml
new file mode 100644
index 00000000000..5508245ea88
--- /dev/null
+++ b/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/heat_and_eat/snap_utility_allowance_type.yaml
@@ -0,0 +1,250 @@
+# P.L. 119-21 section 10103(a) and the August 29, 2025 FNS memo.
+# SNAP evaluates monthly policy at month start: the July 4 change first
+# applies to the full benefit month beginning August 1, 2025.
+- name: Pennsylvania heat-and-eat eligibility changes after enactment
+  period: 2025
+  input:
+    age: 40
+    state_code: PA
+  output:
+    snap_state_using_standard_utility_allowance: true
+    snap_utility_allowance_type:
+      2025-06: SUA
+      2025-07: SUA
+      2025-08: NONE
+
+- name: Pennsylvania adult without qualifying utility costs loses deemed SUA
+  period: 2026
+  input:
+    age: 40
+    weekly_hours_worked_before_lsr: 30
+    state_code: PA
+  output:
+    snap_utility_allowance_type: NONE
+    snap_utility_allowance: 0
+
+- name: Montana adult without qualifying utility costs loses deemed SUA
+  period: 2026
+  input:
+    age: 40
+    state_code: MT
+  output:
+    snap_utility_allowance_type: NONE
+    snap_utility_allowance: 0
+
+- name: California adult without qualifying utility costs loses deemed SUA
+  period: 2026
+  input:
+    age: 40
+    state_code: CA
+  output:
+    snap_utility_allowance_type: NONE
+    snap_utility_allowance: 0
+
+- name: The federal restriction continues after 2026
+  period: 2027
+  input:
+    age: 40
+    state_code: PA
+  output:
+    snap_utility_allowance_type: NONE
+
+- name: Age 59 does not qualify for the elderly exception
+  period: 2026
+  input:
+    age: 59
+    weekly_hours_worked_before_lsr: 30
+    state_code: PA
+  output:
+    has_snap_elderly_disabled_member: false
+    snap_utility_allowance_type: NONE
+
+- name: Age 60 preserves the heat-and-eat SUA
+  period: 2026
+  input:
+    age: 60
+    weekly_hours_worked_before_lsr: 30
+    state_code: PA
+  output:
+    has_snap_elderly_disabled_member: true
+    snap_utility_allowance_type: SUA
+
+- name: SSDI receipt preserves the heat-and-eat SUA below age 60
+  period: 2026
+  input:
+    age: 40
+    social_security_disability: 1_200
+    state_code: MT
+  output:
+    has_snap_elderly_disabled_member: true
+    snap_utility_allowance_type: SUA
+    snap_utility_allowance:
+      2026-01: 799
+
+- name: General disability alone does not meet the USDA definition
+  period: 2026
+  input:
+    age: 40
+    is_disabled: true
+    state_code: PA
+  output:
+    has_snap_elderly_disabled_member: false
+    snap_utility_allowance_type: NONE
+
+- name: Actual heating costs independently preserve SUA eligibility
+  period: 2026
+  input:
+    age: 40
+    state_code: PA
+    heating_cooling_expense: 120
+  output:
+    has_snap_elderly_disabled_member: false
+    snap_utility_allowance_type: SUA
+    snap_utility_allowance:
+      2026-01: 857
+
+- name: Two non-heating utility bills qualify for Pennsylvania LUA
+  period: 2026
+  input:
+    age: 40
+    state_code: PA
+    pre_subsidy_electricity_expense: 120
+    water_expense: 120
+  output:
+    snap_utility_allowance_type: LUA
+
+- name: A phone bill qualifies for California IUA
+  period: 2026
+  input:
+    age: 40
+    state_code: CA
+    phone_expense: 120
+  output:
+    snap_utility_allowance_type: IUA
+
+- name: Elderly members do not create heat-and-eat eligibility in Texas
+  period: 2026
+  input:
+    age: 60
+    state_code: TX
+  output:
+    snap_state_using_standard_utility_allowance: false
+    snap_utility_allowance_type: NONE
+
+- name: SNAP-excluded elderly members do not confer the heat-and-eat exception
+  period: 2026
+  input:
+    people:
+      adult:
+        age: 40
+        weekly_hours_worked_before_lsr: 30
+      excluded_elder:
+        age: 65
+        immigration_status: UNDOCUMENTED
+    spm_units:
+      spm_unit:
+        members: [adult, excluded_elder]
+    households:
+      household:
+        members: [adult, excluded_elder]
+        state_code: PA
+  output:
+    has_usda_elderly_disabled: true
+    has_snap_elderly_disabled_member: false
+    snap_utility_allowance_type: NONE
+
+# Each adjacent pair has the same expenses, with state deeming enabled
+# in the first household and disabled in its expense-only control.
+# The YAML builder gives each person a separate SPM unit and household.
+- name: Restricted heat-and-eat households match expense-only utility controls
+  period: 2026
+  input:
+    age:
+      2025: [40, 40, 40, 40, 40, 40, 40, 40]
+      2026: [40, 40, 40, 40, 40, 40, 40, 40]
+    weekly_hours_worked_before_lsr:
+      2025: [30, 30, 30, 30, 30, 30, 30, 30]
+      2026: [30, 30, 30, 30, 30, 30, 30, 30]
+    state_code:
+      2025: [PA, PA, PA, PA, PA, PA, MI, MI]
+      2026: [PA, PA, PA, PA, PA, PA, MI, MI]
+    # No bills, phone only, PA electricity + water, MI electricity + water.
+    phone_expense:
+      2025: [0, 0, 360, 360, 0, 0, 0, 0]
+      2026: [0, 0, 360, 360, 0, 0, 0, 0]
+    pre_subsidy_electricity_expense:
+      2025: [0, 0, 0, 0, 600, 600, 600, 600]
+      2026: [0, 0, 0, 0, 600, 600, 600, 600]
+    water_expense:
+      2025: [0, 0, 0, 0, 300, 300, 300, 300]
+      2026: [0, 0, 0, 0, 300, 300, 300, 300]
+    # Full vectors preserve the state option in primary households.
+    snap_state_using_standard_utility_allowance:
+      2025-08: [true, false, true, false, true, false, true, false]
+      2026-01: [true, false, true, false, true, false, true, false]
+  output:
+    has_snap_elderly_disabled_member:
+      2025-08: [false, false, false, false, false, false, false, false]
+      2026-01: [false, false, false, false, false, false, false, false]
+    is_snap_excluded_member:
+      2025-08: [false, false, false, false, false, false, false, false]
+      2026-01: [false, false, false, false, false, false, false, false]
+    snap_utility_allowance_type:
+      2025-08: [NONE, NONE, IUA, IUA, LUA, LUA, IUA, IUA]
+      2026-01: [NONE, NONE, IUA, IUA, LUA, LUA, IUA, IUA]
+    snap_utility_allowance:
+      # FY2025: PA phone $34, LUA $402; MI $176 electric + $115 water.
+      2025-08: [0, 0, 34, 34, 402, 402, 291, 291]
+      # FY2026: PA phone $107, LUA $488; MI $181 electric + $119 water.
+      2026-01: [0, 0, 107, 107, 488, 488, 300, 300]
+
+# Dotted parameter inputs create an inline Core reform. Keep reform
+# behavior in YAML rather than constructing a 53-state Python grid.
+- name: Restoring the former heat-and-eat rule preserves expense and qualifying-member paths
+  period: 2026
+  input:
+    gov.usda.snap.income.deductions.utility.heat_and_eat_requires_elderly_disabled: false
+    # PA: no bills, phone, two bills, heating, elderly, SSDI; then TX elderly.
+    age:
+      2025: [40, 40, 40, 40, 60, 40, 60]
+      2026: [40, 40, 40, 40, 60, 40, 60]
+    weekly_hours_worked_before_lsr:
+      2025: [30, 30, 30, 30, 30, 30, 30]
+      2026: [30, 30, 30, 30, 30, 30, 30]
+    state_code:
+      2025: [PA, PA, PA, PA, PA, PA, TX]
+      2026: [PA, PA, PA, PA, PA, PA, TX]
+    social_security_disability:
+      2025: [0, 0, 0, 0, 0, 1_200, 0]
+      2026: [0, 0, 0, 0, 0, 1_200, 0]
+    heating_cooling_expense:
+      2025: [0, 0, 0, 1_200, 0, 0, 0]
+      2026: [0, 0, 0, 1_200, 0, 0, 0]
+    phone_expense:
+      2025: [0, 360, 0, 0, 0, 0, 0]
+      2026: [0, 360, 0, 0, 0, 0, 0]
+    pre_subsidy_electricity_expense:
+      2025: [0, 0, 600, 0, 0, 0, 0]
+      2026: [0, 0, 600, 0, 0, 0, 0]
+    water_expense:
+      2025: [0, 0, 300, 0, 0, 0, 0]
+      2026: [0, 0, 300, 0, 0, 0, 0]
+  output:
+    snap_state_using_standard_utility_allowance:
+      2025-07: [true, true, true, true, true, true, false]
+      2025-08: [true, true, true, true, true, true, false]
+      2026-01: [true, true, true, true, true, true, false]
+    has_snap_elderly_disabled_member:
+      2025-08: [false, false, false, false, true, true, true]
+      2026-01: [false, false, false, false, true, true, true]
+    is_snap_excluded_member:
+      2025-08: [false, false, false, false, false, false, false]
+      2026-01: [false, false, false, false, false, false, false]
+    snap_utility_allowance_type:
+      2025-07: [SUA, SUA, SUA, SUA, SUA, SUA, NONE]
+      2025-08: [SUA, SUA, SUA, SUA, SUA, SUA, NONE]
+      2026-01: [SUA, SUA, SUA, SUA, SUA, SUA, NONE]
+    snap_utility_allowance:
+      2025-07: [758, 758, 758, 758, 758, 758, 0]
+      2025-08: [758, 758, 758, 758, 758, 758, 0]
+      2026-01: [857, 857, 857, 857, 857, 857, 0]
diff --git a/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/snap_utility_allowance_type.yaml b/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/snap_utility_allowance_type.yaml
index 38f11db742c..6ead2af8600 100644
--- a/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/snap_utility_allowance_type.yaml
+++ b/policyengine_us/tests/policy/baseline/gov/usda/snap/income/deductions/snap_utility_allowance_type.yaml
@@ -309,3 +309,56 @@
     # households, so the SUA applies before the two-utility LUA count
     # (legacy plus water) is ever reached.
     snap_utility_allowance_type: SUA
+
+- name: Michigan heat-and-eat household with two non-heating bills receives IUA because Michigan has no LUA
+  period: 2026-01
+  input:
+    age:
+      2026: 40
+    weekly_hours_worked_before_lsr:
+      2026: 30
+    state_code:
+      2026: MI
+    pre_subsidy_electricity_expense:
+      2026: 600
+    water_expense:
+      2026: 300
+  output:
+    has_snap_elderly_disabled_member: false
+    is_snap_excluded_member: false
+    snap_state_using_standard_utility_allowance: true
+    has_heating_cooling_expense: false
+    count_distinct_utility_expenses: 2
+    snap_utility_allowance_type: IUA
+    snap_utility_allowance: 300 # $181 electricity + $119 water.
+
+- name: Pennsylvania SPM units sharing a household qualify for heat-and-eat independently
+  period: 2026-01
+  input:
+    people:
+      elder:
+        age:
+          2026: 60
+        weekly_hours_worked_before_lsr:
+          2026: 30
+      adult:
+        age:
+          2026: 40
+        weekly_hours_worked_before_lsr:
+          2026: 30
+    spm_units:
+      elderly_unit:
+        members: [elder]
+      ordinary_unit:
+        members: [adult]
+    households:
+      household:
+        members: [elder, adult]
+        state_code:
+          2026: PA
+  output:
+    has_snap_elderly_disabled_member: [true, false]
+    is_snap_excluded_member: [false, false]
+    snap_state_using_standard_utility_allowance: [true, true]
+    snap_utility_allowance_type: [SUA, NONE]
+    snap_utility_allowance: [857, 0]
diff --git a/policyengine_us/tests/policy/baseline/gov/usda/snap/income/ineligible_members/integration.yaml b/policyengine_us/tests/policy/baseline/gov/usda/snap/income/ineligible_members/integration.yaml
index 1bf45126855..46a7f70a59a 100644
--- a/policyengine_us/tests/policy/baseline/gov/usda/snap/income/ineligible_members/integration.yaml
+++ b/policyengine_us/tests/policy/baseline/gov/usda/snap/income/ineligible_members/integration.yaml
@@ -108,7 +108,13 @@
     snap_unit_size: 2
     # Massachusetts counts all of the undocumented member's income.
     snap_earned_income: 2_000
-    snap: 194
+    # No utility costs or elderly/disabled member: no actual-cost SUA or
+    # Massachusetts H-EAT SUA under P.L. 119-21 section 10103(a).
+    # https://www.govinfo.gov/content/pkg/PLAW-119publ21/html/PLAW-119publ21.htm
+    # https://dtapolicyguide.qa.eohhs.mass.gov/SNAP/ExpensesDeductions/HEAT.htm
+    # $2,000 - $400 earned income deduction - $209 standard deduction
+    # = $1,391; $546 - ceil(30% x $1,391) = $546 - $418 = $128.
+    snap: 128
 
 - name: Case 5, undocumented earner in a hybrid gross-test state.
   period: 2026-01
diff --git a/policyengine_us/tests/policy/baseline/gov/usda/snap/snap_child_support_integration.yaml b/policyengine_us/tests/policy/baseline/gov/usda/snap/snap_child_support_integration.yaml
index a83935e7ac0..1b8a19ece66 100644
--- a/policyengine_us/tests/policy/baseline/gov/usda/snap/snap_child_support_integration.yaml
+++ b/policyengine_us/tests/policy/baseline/gov/usda/snap/snap_child_support_integration.yaml
@@ -54,9 +54,17 @@
     snap_child_support_gross_income_deduction: 433.33
     snap_gross_income: 2_589.63
     snap_child_support_deduction: 0
-    meets_snap_categorical_eligibility: true
-    is_snap_eligible: true
-    snap: 24
+    # Without deemed SUA, net is $2,589.63 - $604.59 - $209 = $1,776.04.
+    # Rent $880 is below half-net $888.02, so there is no shelter deduction.
+    # Main's California net screen denies SNAP at $1,776 > $1,305.
+    # The independent California MCE correction is tracked in #10036.
+    snap_utility_allowance: 0
+    snap_excess_shelter_expense_deduction: 0
+    snap_net_income: 1_776
+    meets_tanf_non_cash_net_income_test: false
+    meets_snap_categorical_eligibility: false
+    is_snap_eligible: false
+    snap: 0
 
 - name: New York excludes child support from gross income and does not deduct it again from net income.
   period: 2026-01
diff --git a/policyengine_us/tests/policy/baseline/partners/amplifi/2026.yaml b/policyengine_us/tests/policy/baseline/partners/amplifi/2026.yaml
index 840cbe95b4f..0c4d2523093 100644
--- a/policyengine_us/tests/policy/baseline/partners/amplifi/2026.yaml
+++ b/policyengine_us/tests/policy/baseline/partners/amplifi/2026.yaml
@@ -260,7 +260,7 @@
       spm_unit:
         ca_tanf: 0.0
         ca_tanf_eligible: false
-        snap: 1917.0
+        snap: 1506.0
         is_snap_eligible: true
         lifeline: 228.0
         is_lifeline_eligible: true
diff --git a/policyengine_us/tests/policy/baseline/partners/analytics_coverage/edge_cases/federal/nutrition/snap/ca.yaml b/policyengine_us/tests/policy/baseline/partners/analytics_coverage/edge_cases/federal/nutrition/snap/ca.yaml
index d01e8998b9c..da65546cf34 100644
--- a/policyengine_us/tests/policy/baseline/partners/analytics_coverage/edge_cases/federal/nutrition/snap/ca.yaml
+++ b/policyengine_us/tests/policy/baseline/partners/analytics_coverage/edge_cases/federal/nutrition/snap/ca.yaml
@@ -280,7 +280,7 @@
         # fully counted; from April the head is excluded (size 2) and their
         # earnings count at the 2/3 prorated share under 7 CFR
         # 273.11(c)(2)-(3), raising the benefit relative to full counting.
-        snap: 2172.0
+        snap: 2160.0
         is_snap_eligible: true
 - name: snap_ca_head_immigration_undocumented_calworks_interaction (ca)
   period: 2026
@@ -346,5 +346,5 @@
         # 2, the CalWORKs grant excludes the head from the AU but counts in
         # full as unit-level unearned income, and the head's earnings count
         # at the 2/3 prorated share under 7 CFR 273.11(c)(2)-(3).
-        snap: 3009.0
+        snap: 2613.0
         is_snap_eligible: true
diff --git a/policyengine_us/tests/policy/baseline/partners/analytics_coverage/edge_cases/federal/nutrition/snap/ma.yaml b/policyengine_us/tests/policy/baseline/partners/analytics_coverage/edge_cases/federal/nutrition/snap/ma.yaml
index f77ac275631..2a1aef1730b 100644
--- a/policyengine_us/tests/policy/baseline/partners/analytics_coverage/edge_cases/federal/nutrition/snap/ma.yaml
+++ b/policyengine_us/tests/policy/baseline/partners/analytics_coverage/edge_cases/federal/nutrition/snap/ma.yaml
@@ -206,5 +206,5 @@
   output:
     spm_units:
       spm_unit:
-        snap: 3825.0
+        snap: 2553.0
         is_snap_eligible: true
diff --git a/policyengine_us/tests/policy/baseline/partners/analytics_coverage/signatures/ca.yaml b/policyengine_us/tests/policy/baseline/partners/analytics_coverage/signatures/ca.yaml
index d696fec62b2..ba2c6a460ad 100644
--- a/policyengine_us/tests/policy/baseline/partners/analytics_coverage/signatures/ca.yaml
+++ b/policyengine_us/tests/policy/baseline/partners/analytics_coverage/signatures/ca.yaml
@@ -1124,7 +1124,7 @@
         la_general_relief: 0.0
         la_general_relief_eligible: false
         lifeline: 228.0
-        snap: 7956.0
+        snap: 7722.0
     people:
       head:
         ca_ala_general_assistance_eligible_person: false
@@ -1706,7 +1706,7 @@
         la_general_relief: 0.0
         la_general_relief_eligible: false
         lifeline: 228.0
-        snap: 7956.0
+        snap: 7722.0
     people:
       head:
         ca_ala_general_assistance_eligible_person: false
@@ -1903,11 +1903,11 @@
         ca_tanf: 0.0
         ca_tanf_eligible: false
         is_lifeline_eligible: true
-        is_snap_eligible: true
+        is_snap_eligible: false
         la_general_relief: 0.0
         la_general_relief_eligible: false
         lifeline: 228.0
-        snap: 3729.0
+        snap: 0.0
     people:
       head:
         ca_ala_general_assistance_eligible_person: false
@@ -2092,7 +2092,7 @@
         la_general_relief: 0.0
         la_general_relief_eligible: false
         lifeline: 228.0
-        snap: 7956.0
+        snap: 7722.0
     people:
       head:
         ca_ala_general_assistance_eligible_person: false
@@ -2486,7 +2486,7 @@
         la_general_relief: 0.0
         la_general_relief_eligible: false
         lifeline: 228.0
-        snap: 7956.0
+        snap: 7722.0
     people:
       head:
         ca_ala_general_assistance_eligible_person: false
@@ -2674,11 +2674,11 @@
         ca_tanf: 0.0
         ca_tanf_eligible: false
         is_lifeline_eligible: true
-        is_snap_eligible: true
+        is_snap_eligible: false
         la_general_relief: 0.0
         la_general_relief_eligible: false
         lifeline: 228.0
-        snap: 3729.0
+        snap: 0.0
     people:
       head:
         ca_ala_general_assistance_eligible_person: false
@@ -2874,11 +2874,11 @@
         ca_tanf: 0.0
         ca_tanf_eligible: false
         is_lifeline_eligible: true
-        is_snap_eligible: true
+        is_snap_eligible: false
         la_general_relief: 0.0
         la_general_relief_eligible: false
         lifeline: 228.0
-        snap: 3729.0
+        snap: 0.0
     people:
       head:
         ca_ala_general_assistance_eligible_person: false
@@ -3450,7 +3450,7 @@
         la_general_relief: 0.0
         la_general_relief_eligible: false
         lifeline: 228.0
-        snap: 7956.0
+        snap: 7722.0
     people:
       head:
         ca_ala_general_assistance_eligible_person: false
@@ -4795,11 +4795,11 @@
         ca_tanf: 0.0
         ca_tanf_eligible: false
         is_lifeline_eligible: true
-        is_snap_eligible: true
+        is_snap_eligible: false
         la_general_relief: 0.0
         la_general_relief_eligible: false
         lifeline: 228.0
-        snap: 3729.0
+        snap: 0.0
     people:
       head:
         ca_ala_general_assistance_eligible_person: false
diff --git a/policyengine_us/tests/policy/baseline/partners/analytics_coverage/signatures/federal.yaml b/policyengine_us/tests/policy/baseline/partners/analytics_coverage/signatures/federal.yaml
index ec2c49094d1..eb5e62d1ebb 100644
--- a/policyengine_us/tests/policy/baseline/partners/analytics_coverage/signatures/federal.yaml
+++ b/policyengine_us/tests/policy/baseline/partners/analytics_coverage/signatures/federal.yaml
@@ -352,8 +352,8 @@
   output:
     spm_units:
       spm_unit:
-        is_snap_eligible: true
-        snap: 3729.0
+        is_snap_eligible: false
+        snap: 0.0
     people:
       head:
         is_wic_eligible: false
@@ -514,8 +514,8 @@
   output:
     spm_units:
       spm_unit:
-        is_snap_eligible: true
-        snap: 3729.0
+        is_snap_eligible: false
+        snap: 0.0
     people:
       head:
         is_wic_eligible: false
@@ -617,8 +617,8 @@
   output:
     spm_units:
       spm_unit:
-        is_snap_eligible: true
-        snap: 3729.0
+        is_snap_eligible: false
+        snap: 0.0
     people:
       head:
         is_wic_eligible: false
@@ -845,7 +845,7 @@
     spm_units:
       spm_unit:
         is_snap_eligible: true
-        snap: 5802.0
+        snap: 4659.0
     people:
       head:
         is_wic_eligible: false
@@ -953,7 +953,7 @@
     spm_units:
       spm_unit:
         is_snap_eligible: true
-        snap: 5802.0
+        snap: 4659.0
     people:
       head:
         is_wic_eligible: false
@@ -1148,8 +1148,8 @@
   output:
     spm_units:
       spm_unit:
-        is_snap_eligible: true
-        snap: 3729.0
+        is_snap_eligible: false
+        snap: 0.0
     people:
       head:
         is_wic_eligible: false
@@ -1348,8 +1348,8 @@
   output:
     spm_units:
       spm_unit:
-        is_snap_eligible: true
-        snap: 3729.0
+        is_snap_eligible: false
+        snap: 0.0
     people:
       head:
         is_wic_eligible: false
@@ -1649,8 +1649,8 @@
   output:
     spm_units:
       spm_unit:
-        is_snap_eligible: true
-        snap: 3729.0
+        is_snap_eligible: false
+        snap: 0.0
     people:
       head:
         is_wic_eligible: false
@@ -1760,8 +1760,8 @@
   output:
     spm_units:
       spm_unit:
-        is_snap_eligible: true
-        snap: 3729.0
+        is_snap_eligible: false
+        snap: 0.0
     people:
       head:
         is_wic_eligible: false
diff --git a/policyengine_us/variables/gov/usda/snap/income/deductions/shelter/snap_utility_allowance_type.py b/policyengine_us/variables/gov/usda/snap/income/deductions/shelter/snap_utility_allowance_type.py
index f5d5dab6bd7..b0b74d01125 100644
--- a/policyengine_us/variables/gov/usda/snap/income/deductions/shelter/snap_utility_allowance_type.py
+++ b/policyengine_us/variables/gov/usda/snap/income/deductions/shelter/snap_utility_allowance_type.py
@@ -17,17 +17,26 @@ class snap_utility_allowance_type(Variable):
     documentation = "The type of utility allowance that is eligible for the SPM unit"
     definition_period = MONTH
     reference = (
-        "https://www.ecfr.gov/current/title-7/section-273.9#p-273.9(d)(6)(iii)(A)(3)"
+        "https://www.ecfr.gov/current/title-7/section-273.9#p-273.9(d)(6)(iii)(A)(3)",
+        "https://www.law.cornell.edu/uscode/text/7/2014#e_6_C_iv_I",
+        "https://www.govinfo.gov/content/pkg/PLAW-119publ21/html/PLAW-119publ21.htm",
     )
 
     def formula(spm_unit, period, parameters):
         # The utility count and incurrence facts are YEAR-defined stocks
         # read at this MONTH period, so they are carried as is (no ÷12).
         distinct_utility_bills = spm_unit("count_distinct_utility_expenses", period)
-        lua = parameters(period).gov.usda.snap.income.deductions.utility.limited
+        p = parameters(period).gov.usda.snap.income.deductions.utility
+        lua = p.limited
         region = spm_unit.household("snap_utility_region_str", period)
         always_sua = spm_unit("snap_state_using_standard_utility_allowance", period)
         has_heating_cooling = spm_unit("has_heating_cooling_expense", period)
+        # P.L. 119-21 section 10103(a) restricts energy-assistance deeming,
+        # while actual heating or cooling expenses still qualify on their own.
+        deemed_sua = always_sua
+        if p.heat_and_eat_requires_elderly_disabled:
+            elderly_disabled = spm_unit("has_snap_elderly_disabled_member", period)
+            deemed_sua = always_sua & elderly_disabled
         lua_is_defined = lua.active[region].astype(bool)
         # Under 7 CFR 273.9(d)(6)(iii)(A)(3), including telephone in the LUA
         # is a state option; where the state excludes it, a phone bill does
@@ -39,7 +48,7 @@ def formula(spm_unit, period, parameters):
         )
         return select(
             [
-                has_heating_cooling | always_sua,
+                has_heating_cooling | deemed_sua,
                 lua_is_defined & (lua_qualifying_bills >= 2),
                 distinct_utility_bills > 0,
             ],