Kansas Additional Exemption for Disabled Veterans 2023

policyengine_us/tests/policy/baseline/gov/states/ks/tax/income/exemptions/ks_disabled_veteran_exemptions_eligible_person.yaml.yaml

@@ -0,0 +1,35 @@
+- name: Case 1, the filer is a disabled veteran, get exemptions. 
+  period: 2023
+  input:
+    is_permanently_and_totally_disabled: true
+    is_veteran: true
+    state_code: KS
+  output:
+    ks_disabled_veteran_exemptions_eligible_person: true
+
+- name: Case 2, the filer is a veteran, but not disabled, no exemption.  
+  period: 2023
+  input:
+    is_permanently_and_totally_disabled: false
+    is_veteran: true
+    state_code: KS
+  output:
+    ks_disabled_veteran_exemptions_eligible_person: false
+
+- name: Case 3, the filer is a disabled, but not veteran, no exemption.  
+  period: 2023
+  input:
+    is_permanently_and_totally_disabled: false
+    is_veteran: true
+    state_code: KS
+  output:
+    ks_disabled_veteran_exemptions_eligible_person: false
+
+- name: Case 4, in 2022, the filer is a disabled veteran. 
+  period: 2022
+  input:
+    is_permanently_and_totally_disabled: true
+    is_veteran: true
+    state_code: KS
+  output:
+    ks_disabled_veteran_exemptions_eligible_person: false

policyengine_us/tests/policy/baseline/gov/states/ks/tax/income/exemptions/ks_exemptions.yaml

@@ -17,17 +17,37 @@
 - name: Case 3,two exemptions in 2023, and one disabled veteran exemption.
   period: 2023
   input:
-    ks_disabled_veteran_exemptions: 2_250
-    ks_count_exemptions: 2
-    state_code: KS
+    people:
+      person1:
+        ks_disabled_veteran_exemptions_eligible_person: true
+      person2:
+        ks_disabled_veteran_exemptions_eligible_person: false
+    tax_units:
+      tax_unit:
+        members: [person1, person2]
+        ks_count_exemptions: 2
+    households:
+      household:
+        members: [person1, person2]
+        state_code: KS
   output:
     ks_exemptions: 6_750
 
-- name: Case 4,two exemptions in 2023, and four disabled veteran exemption.
+- name: Case 4,two exemptions in 2023, and two disabled veteran exemption.
   period: 2023
   input:
-    ks_disabled_veteran_exemptions: 4_500
-    ks_count_exemptions: 2
-    state_code: KS
+    people:
+      person1:
+        ks_disabled_veteran_exemptions_eligible_person: true
+      person2:
+        ks_disabled_veteran_exemptions_eligible_person: true
+    tax_units:
+      tax_unit:
+        members: [person1, person2]
+        ks_count_exemptions: 2
+    households:
+      household:
+        members: [person1, person2]
+        state_code: KS
   output:
     ks_exemptions: 9_000

policyengine_us/variables/gov/states/ks/tax/income/exemptions/disabled_veteran/ks_disabled_veteran_exemptions_person.py → policyengine_us/variables/gov/states/ks/tax/income/exemptions/ks_disabled_veteran_exemptions_person.py

@@ -1,15 +1,18 @@
 from policyengine_us.model_api import *
 
 
-class ks_disabled_veteran_exemptions_person(Variable):
+class ks_disabled_veteran_exemptions_eligible_person(Variable):
     value_type = float
     entity = Person
     label = "Kansas disabled veteran exemptions for each person"
     unit = USD
     definition_period = YEAR
+    reference = "https://law.justia.com/codes/kansas/chapter-79/article-32/section-79-32-121/"
     defined_for = StateCode.KS
 
     def formula(person, period, parameters):
         p = parameters(period).gov.states.ks.tax.income.exemptions
         disabled = person("is_permanently_and_totally_disabled", period)
-        return p.amount * disabled
+        is_veteran = person("is_veteran", period)
+
+        return p.in_effect * disabled * is_veteran

policyengine_us/variables/gov/states/ks/tax/income/exemptions/ks_exemptions.py

@@ -11,10 +11,14 @@ class ks_exemptions(Variable):
     defined_for = StateCode.KS
 
     def formula(tax_unit, period, parameters):
-        exemptions_count = tax_unit("ks_count_exemptions", period)
         p = parameters(period).gov.states.ks.tax.income.exemptions
-        disabled_veteran_exemption = tax_unit(
-            "ks_disabled_veteran_exemptions", period
-        )
+        exemptions_count = tax_unit("ks_count_exemptions", period)
         base_exemptions = exemptions_count * p.amount
-        return base_exemptions + disabled_veteran_exemption
+        veteran_exemptions_count = add(
+            tax_unit,
+            period,
+            ["ks_disabled_veteran_exemptions_eligible_person"],
+        )
+        additional_exemptions = veteran_exemptions_count * p.amount
+
+        return base_exemptions + additional_exemptions

policyengine_us/variables/household/demographic/person/is_veteran.py

@@ -0,0 +1,8 @@
+from policyengine_us.model_api import *
+
+
+class is_veteran(Variable):
+    value_type = bool
+    entity = Person
+    label = "Is veteran"
+    definition_period = YEAR