diff --git a/vue-app/.env.example b/vue-app/.env.example
index b7a9357e4..26689edf3 100644
--- a/vue-app/.env.example
+++ b/vue-app/.env.example
@@ -21,7 +21,7 @@ VITE_SUBGRAPH_URL=http://localhost:8000/subgraphs/name/clrfund/clrfund
 
 VITE_CLRFUND_ADDRESS=0x0DCd1Bf9A1b36cE34237eEaFef220932846BCD82
 
-# Supported values: simple, brightid, snapshot, merkle
+# Supported values: simple, brightid, snapshot, merkle, semaphore
 VITE_USER_REGISTRY_TYPE=simple
 # clr.fund (prod) or CLRFundTest (testing)
 # Learn more about BrightID and context in /docs/brightid.md
diff --git a/vue-app/src/api/core.ts b/vue-app/src/api/core.ts
index 5caa704c6..6d79b2785 100644
--- a/vue-app/src/api/core.ts
+++ b/vue-app/src/api/core.ts
@@ -45,6 +45,7 @@ export enum UserRegistryType {
   SIMPLE = 'simple',
   SNAPSHOT = 'snapshot',
   MERKLE = 'merkle',
+  SEMAPHORE = 'semaphore',
 }
 
 if (!Object.values(UserRegistryType).includes(userRegistryType as UserRegistryType)) {
@@ -92,7 +93,11 @@ export const showComplianceRequirement = /^yes$/i.test(import.meta.env.VITE_SHOW
 
 export const isBrightIdRequired = userRegistryType === 'brightid'
 export const isOptimisticRecipientRegistry = recipientRegistryType === 'optimistic'
-export const isUserRegistrationRequired = userRegistryType !== UserRegistryType.SIMPLE
+export const isUserRegistrationRequired = [
+  UserRegistryType.BRIGHT_ID,
+  UserRegistryType.MERKLE,
+  UserRegistryType.SNAPSHOT,
+].includes(userRegistryType)
 
 // Try to get the next scheduled start date
 const nextStartDate = import.meta.env.VITE_NEXT_ROUND_START_DATE
diff --git a/vue-app/src/components/CallToActionCard.vue b/vue-app/src/components/CallToActionCard.vue
index 7d094a1a6..2d29121d7 100644
--- a/vue-app/src/components/CallToActionCard.vue
+++ b/vue-app/src/components/CallToActionCard.vue
@@ -55,7 +55,7 @@ import { computed } from 'vue'
 import BrightIdWidget from '@/components/BrightIdWidget.vue'
 import Links from '@/components/Links.vue'
 
-import { userRegistryType, UserRegistryType, isBrightIdRequired } from '@/api/core'
+import { isUserRegistrationRequired, isBrightIdRequired } from '@/api/core'
 import { useAppStore, useUserStore } from '@/stores'
 import { storeToRefs } from 'pinia'
 
@@ -69,7 +69,7 @@ const hasStartedVerification = computed(
 )
 const showUserVerification = computed(() => {
   return (
-    userRegistryType !== UserRegistryType.SIMPLE &&
+    isUserRegistrationRequired &&
     currentRound.value &&
     currentUser.value?.isRegistered !== undefined &&
     !currentUser.value.isRegistered
diff --git a/vue-app/src/components/Cart.vue b/vue-app/src/components/Cart.vue
index cb10c454a..1e0301d38 100644
--- a/vue-app/src/components/Cart.vue
+++ b/vue-app/src/components/Cart.vue
@@ -237,7 +237,7 @@ import CartItems from '@/components/CartItems.vue'
 import Links from '@/components/Links.vue'
 import TimeLeft from '@/components/TimeLeft.vue'
 import { MAX_CONTRIBUTION_AMOUNT, MAX_CART_SIZE, type CartItem, isContributionAmountValid } from '@/api/contributions'
-import { userRegistryType, UserRegistryType, operator } from '@/api/core'
+import { userRegistryType, UserRegistryType, operator, isUserRegistrationRequired } from '@/api/core'
 import { RoundStatus } from '@/api/round'
 import { formatAmount as _formatAmount } from '@/utils/amounts'
 import FundsNeededWarning from '@/components/FundsNeededWarning.vue'
@@ -477,18 +477,16 @@ const isBrightIdRequired = computed(
   () => userRegistryType === UserRegistryType.BRIGHT_ID && !currentUser.value?.isRegistered,
 )
 
-const isRegistrationRequired = computed(
-  () => userRegistryType !== UserRegistryType.SIMPLE && !currentUser.value?.isRegistered,
-)
+const isRegistrationRequired = computed(() => isUserRegistrationRequired && !currentUser.value?.isRegistered)
 
 const errorMessage = computed<string | null>(() => {
   if (isMessageLimitReached.value) return t('dynamic.cart.error.reached_contribution_limit')
   if (!currentUser.value) return t('dynamic.cart.error.connect_wallet')
   if (isBrightIdRequired.value) return t('dynamic.cart.error.need_to_setup_brightid')
   if (!currentUser.value.isRegistered) {
-    return userRegistryType === UserRegistryType.SIMPLE
-      ? t('dynamic.cart.error.user_not_registered', { operator })
-      : t('dynamic.cart.error.need_to_register')
+    return isUserRegistrationRequired
+      ? t('dynamic.cart.error.need_to_register')
+      : t('dynamic.cart.error.user_not_registered', { operator })
   }
   if (!isFormValid()) return t('dynamic.cart.error.invalid_contribution_amount')
   if (cart.value.length > MAX_CART_SIZE)