diff --git a/src/components/Main/Scenario/ScenarioCardPopulation.tsx b/src/components/Main/Scenario/ScenarioCardPopulation.tsx
index be2e3eca5..aa0d50c71 100644
--- a/src/components/Main/Scenario/ScenarioCardPopulation.tsx
+++ b/src/components/Main/Scenario/ScenarioCardPopulation.tsx
@@ -8,7 +8,7 @@ import { useTranslation } from 'react-i18next'
 import { caseCountsNames } from '../state/caseCountsData'
 import { ageDistributionNames } from '../state/countryAgeDistributionData'
 
-import { CUSTOM_COUNTRY_NAME } from '../state/state'
+import { CUSTOM_COUNTRY_NAME, NONE_COUNTRY_NAME } from '../state/state'
 
 import { CardWithoutDropdown } from '../../Form/CardWithoutDropdown'
 import { FormDatePicker } from '../../Form/FormDatePicker'
@@ -19,7 +19,7 @@ const countryOptions = ageDistributionNames.map((country) => ({ value: country,
 countryOptions.push({ value: CUSTOM_COUNTRY_NAME, label: i18next.t(CUSTOM_COUNTRY_NAME) })
 
 const caseCountOptions = caseCountsNames.map((country) => ({ value: country, label: country }))
-caseCountOptions.push({ value: 'none', label: 'None' })
+caseCountOptions.push({ value: NONE_COUNTRY_NAME, label: i18next.t(NONE_COUNTRY_NAME) })
 
 export interface ScenarioCardPopulationProps {
   errors?: FormikErrors<any>
diff --git a/src/components/Main/state/caseCountsData.ts b/src/components/Main/state/caseCountsData.ts
index 488e613da..76953a4a3 100644
--- a/src/components/Main/state/caseCountsData.ts
+++ b/src/components/Main/state/caseCountsData.ts
@@ -1,6 +1,7 @@
 import { CaseCounts, Convert } from '../../../.generated/types'
 import CaseCountsValidate, { errors } from '../../../.generated/CaseCountsValidate'
 import allCaseCountsRaw from '../../../assets/data/case_counts.json'
+import { NONE_COUNTRY_NAME } from './state'
 
 function validate(): CaseCounts[] {
   const valid = CaseCountsValidate(allCaseCountsRaw)
@@ -17,6 +18,10 @@ const caseCounts = validate()
 export const caseCountsNames = caseCounts.map((cc) => cc.country)
 
 export function getCaseCountsData(key: string) {
+  if (key === NONE_COUNTRY_NAME) {
+    return []
+  }
+
   const caseCountFound = caseCounts.find((cc) => cc.country === key)
   if (!caseCountFound) {
     throw new Error(`Error: case counts "${key}" not found in JSON`)
diff --git a/src/components/Main/state/state.ts b/src/components/Main/state/state.ts
index 632f62ec6..71d750532 100644
--- a/src/components/Main/state/state.ts
+++ b/src/components/Main/state/state.ts
@@ -14,6 +14,7 @@ export interface State {
 export const DEFAULT_OVERALL_SCENARIO_NAME = 'United States of America'
 export const CUSTOM_SCENARIO_NAME = i18next.t('Custom')
 export const CUSTOM_COUNTRY_NAME = 'Custom'
+export const NONE_COUNTRY_NAME = 'None'
 
 export const defaultScenarioName = DEFAULT_OVERALL_SCENARIO_NAME
 
diff --git a/src/components/Main/validation/schema.ts b/src/components/Main/validation/schema.ts
index e30919db6..9028b7175 100644
--- a/src/components/Main/validation/schema.ts
+++ b/src/components/Main/validation/schema.ts
@@ -4,11 +4,11 @@ import i18next from 'i18next'
 
 import { caseCountsNames } from '../state/caseCountsData'
 import { ageDistributionNames } from '../state/countryAgeDistributionData'
-import { CUSTOM_COUNTRY_NAME } from '../state/state'
+import { CUSTOM_COUNTRY_NAME, NONE_COUNTRY_NAME } from '../state/state'
 
 const ageRegions = [...ageDistributionNames, CUSTOM_COUNTRY_NAME]
 
-const caseRegions = [...caseCountsNames, CUSTOM_COUNTRY_NAME]
+const caseRegions = [...caseCountsNames, CUSTOM_COUNTRY_NAME, NONE_COUNTRY_NAME]
 
 const MSG_REQUIRED = 'Required'
 const MSG_NON_NEGATIVE = 'Should be non-negative'