diff --git a/app/src/main/kotlin/com/wire/android/di/accountScoped/SearchModule.kt b/app/src/main/kotlin/com/wire/android/di/accountScoped/SearchModule.kt
index 02f80574ae6..e5bd7ef34a8 100644
--- a/app/src/main/kotlin/com/wire/android/di/accountScoped/SearchModule.kt
+++ b/app/src/main/kotlin/com/wire/android/di/accountScoped/SearchModule.kt
@@ -22,6 +22,7 @@ import com.wire.android.di.KaliumCoreLogic
 import com.wire.kalium.logic.CoreLogic
 import com.wire.kalium.logic.data.user.UserId
 import com.wire.kalium.logic.feature.search.FederatedSearchParser
+import com.wire.kalium.logic.feature.search.IsFederationSearchAllowedUseCase
 import com.wire.kalium.logic.feature.search.SearchByHandleUseCase
 import com.wire.kalium.logic.feature.search.SearchScope
 import com.wire.kalium.logic.feature.search.SearchUsersUseCase
@@ -53,4 +54,9 @@ class SearchModule {
     @ViewModelScoped
     @Provides
     fun provideFederatedSearchParser(searchScope: SearchScope): FederatedSearchParser = searchScope.federatedSearchParser
+
+    @ViewModelScoped
+    @Provides
+    fun provideIsFederationSearchAllowedUseCase(searchScope: SearchScope): IsFederationSearchAllowedUseCase =
+        searchScope.isFederationSearchAllowedUseCase
 }
diff --git a/app/src/main/kotlin/com/wire/android/ui/home/conversations/search/SearchUserViewModel.kt b/app/src/main/kotlin/com/wire/android/ui/home/conversations/search/SearchUserViewModel.kt
index d40a68298d4..e7a87b34957 100644
--- a/app/src/main/kotlin/com/wire/android/ui/home/conversations/search/SearchUserViewModel.kt
+++ b/app/src/main/kotlin/com/wire/android/ui/home/conversations/search/SearchUserViewModel.kt
@@ -27,16 +27,13 @@ import com.wire.android.mapper.ContactMapper
 import com.wire.android.ui.home.newconversation.model.Contact
 import com.wire.android.ui.navArgs
 import com.wire.android.util.EMPTY
-import com.wire.kalium.logic.data.conversation.Conversation
-import com.wire.kalium.logic.data.user.SupportedProtocol
 import com.wire.kalium.logic.feature.auth.ValidateUserHandleResult
 import com.wire.kalium.logic.feature.auth.ValidateUserHandleUseCase
-import com.wire.kalium.logic.feature.conversation.GetConversationProtocolInfoUseCase
 import com.wire.kalium.logic.feature.search.FederatedSearchParser
+import com.wire.kalium.logic.feature.search.IsFederationSearchAllowedUseCase
 import com.wire.kalium.logic.feature.search.SearchByHandleUseCase
 import com.wire.kalium.logic.feature.search.SearchUserResult
 import com.wire.kalium.logic.feature.search.SearchUsersUseCase
-import com.wire.kalium.logic.feature.user.GetDefaultProtocolUseCase
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.collections.immutable.ImmutableSet
@@ -59,8 +56,7 @@ class SearchUserViewModel @Inject constructor(
     private val contactMapper: ContactMapper,
     private val federatedSearchParser: FederatedSearchParser,
     private val validateUserHandle: ValidateUserHandleUseCase,
-    private val getDefaultProtocol: GetDefaultProtocolUseCase,
-    private val getConversationProtocolInfo: GetConversationProtocolInfoUseCase,
+    private val isFederationSearchAllowed: IsFederationSearchAllowedUseCase,
     savedStateHandle: SavedStateHandle
 ) : ViewModel() {
 
@@ -78,17 +74,7 @@ class SearchUserViewModel @Inject constructor(
 
     init {
         viewModelScope.launch {
-            val isProteusTeam = getDefaultProtocol() == SupportedProtocol.PROTEUS
-
-            val isOtherDomainAllowed: Boolean = addMembersSearchNavArgs?.conversationId?.let { conversationId ->
-                when (val result = getConversationProtocolInfo(conversationId)) {
-                    is GetConversationProtocolInfoUseCase.Result.Failure -> !isProteusTeam
-
-                    is GetConversationProtocolInfoUseCase.Result.Success ->
-                        !isProteusTeam && result.protocolInfo !is Conversation.ProtocolInfo.Proteus
-                }
-            } ?: !isProteusTeam
-
+            val isOtherDomainAllowed = isFederationSearchAllowed(addMembersSearchNavArgs?.conversationId)
             state = state.copy(isOtherDomainAllowed = isOtherDomainAllowed)
         }
 
diff --git a/app/src/test/kotlin/com/wire/android/ui/home/conversations/search/SearchUserViewModelTest.kt b/app/src/test/kotlin/com/wire/android/ui/home/conversations/search/SearchUserViewModelTest.kt
index f3bf3afed96..b3e2b1d1d4e 100644
--- a/app/src/test/kotlin/com/wire/android/ui/home/conversations/search/SearchUserViewModelTest.kt
+++ b/app/src/test/kotlin/com/wire/android/ui/home/conversations/search/SearchUserViewModelTest.kt
@@ -33,17 +33,15 @@ import com.wire.kalium.logic.data.id.GroupID
 import com.wire.kalium.logic.data.mls.CipherSuite
 import com.wire.kalium.logic.data.publicuser.model.UserSearchDetails
 import com.wire.kalium.logic.data.user.ConnectionState
-import com.wire.kalium.logic.data.user.SupportedProtocol
 import com.wire.kalium.logic.data.user.UserId
 import com.wire.kalium.logic.data.user.type.UserType
 import com.wire.kalium.logic.feature.auth.ValidateUserHandleResult
 import com.wire.kalium.logic.feature.auth.ValidateUserHandleUseCase
-import com.wire.kalium.logic.feature.conversation.GetConversationProtocolInfoUseCase
 import com.wire.kalium.logic.feature.search.FederatedSearchParser
+import com.wire.kalium.logic.feature.search.IsFederationSearchAllowedUseCase
 import com.wire.kalium.logic.feature.search.SearchByHandleUseCase
 import com.wire.kalium.logic.feature.search.SearchUserResult
 import com.wire.kalium.logic.feature.search.SearchUsersUseCase
-import com.wire.kalium.logic.feature.user.GetDefaultProtocolUseCase
 import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.coVerify
@@ -138,10 +136,9 @@ class SearchUserViewModelTest {
     fun `given Proteus conversation and MLS team, when calling the searchUseCase, then otherDomain is not allowed`() =
         runTest {
             val conversationId = ConversationId("id", "domain")
-            val (arrangement, viewModel) = Arrangement()
+            val (_, viewModel) = Arrangement()
                 .withAddMembersSearchNavArgs(AddMembersSearchNavArgs(conversationId, true))
-                .withConversationProtocolInfo(GetConversationProtocolInfoUseCase.Result.Success(Conversation.ProtocolInfo.Proteus))
-                .withDefaultProtocol(SupportedProtocol.MLS)
+                .withIsFederationSearchAllowedResult(false)
                 .withIsValidHandleResult(ValidateUserHandleResult.Valid(""))
                 .withFederatedSearchParserResult(
                     FederatedSearchParser.Result(
@@ -164,10 +161,9 @@ class SearchUserViewModelTest {
     fun `given MLS conversation and Proteus team, when calling the searchUseCase, then otherDomain is not allowed`() =
         runTest {
             val conversationId = ConversationId("id", "domain")
-            val (arrangement, viewModel) = Arrangement()
+            val (_, viewModel) = Arrangement()
                 .withAddMembersSearchNavArgs(AddMembersSearchNavArgs(conversationId, true))
-                .withConversationProtocolInfo(GetConversationProtocolInfoUseCase.Result.Success(mlsProtocol))
-                .withDefaultProtocol(SupportedProtocol.PROTEUS)
+                .withIsFederationSearchAllowedResult(false)
                 .withIsValidHandleResult(ValidateUserHandleResult.Valid(""))
                 .withFederatedSearchParserResult(
                     FederatedSearchParser.Result(
@@ -190,10 +186,9 @@ class SearchUserViewModelTest {
     fun `given MLS conversation and MLS team, when calling the searchUseCase, then otherDomain is allowed`() =
         runTest {
             val conversationId = ConversationId("id", "domain")
-            val (arrangement, viewModel) = Arrangement()
+            val (_, viewModel) = Arrangement()
                 .withAddMembersSearchNavArgs(AddMembersSearchNavArgs(conversationId, true))
-                .withConversationProtocolInfo(GetConversationProtocolInfoUseCase.Result.Success(mlsProtocol))
-                .withDefaultProtocol(SupportedProtocol.MLS)
+                .withIsFederationSearchAllowedResult(true)
                 .withIsValidHandleResult(ValidateUserHandleResult.Valid(""))
                 .withFederatedSearchParserResult(
                     FederatedSearchParser.Result(
@@ -360,10 +355,7 @@ class SearchUserViewModelTest {
         lateinit var searchByHandleUseCase: SearchByHandleUseCase
 
         @MockK
-        lateinit var getDefaultProtocolUseCase: GetDefaultProtocolUseCase
-
-        @MockK
-        lateinit var getConversationProtocolInfo: GetConversationProtocolInfoUseCase
+        lateinit var isFederationSearchAllowedUseCase: IsFederationSearchAllowedUseCase
 
         init {
             MockKAnnotations.init(this, relaxUnitFun = true)
@@ -371,10 +363,7 @@ class SearchUserViewModelTest {
                 val user = args.get(0) as UserSearchDetails
                 fromSearchUserResult(user)
             }
-            every { getDefaultProtocolUseCase() } returns SupportedProtocol.PROTEUS
-            coEvery {
-                getConversationProtocolInfo(any())
-            } returns GetConversationProtocolInfoUseCase.Result.Success(Conversation.ProtocolInfo.Proteus)
+            withIsFederationSearchAllowedResult(false)
         }
 
         fun fromSearchUserResult(user: UserSearchDetails): Contact {
@@ -427,12 +416,8 @@ class SearchUserViewModelTest {
             coEvery { searchByHandleUseCase(any(), any(), any()) } returns result
         }
 
-        suspend fun withConversationProtocolInfo(result: GetConversationProtocolInfoUseCase.Result) = apply {
-            coEvery { getConversationProtocolInfo(any()) } returns result
-        }
-
-        fun withDefaultProtocol(protocol: SupportedProtocol) = apply {
-            every { getDefaultProtocolUseCase() } returns protocol
+        fun withIsFederationSearchAllowedResult(isAllowed: Boolean = true) = apply {
+            coEvery { isFederationSearchAllowedUseCase(any()) } returns isAllowed
         }
 
         private lateinit var searchUserViewModel: SearchUserViewModel
@@ -444,8 +429,7 @@ class SearchUserViewModelTest {
                 contactMapper = contactMapper,
                 federatedSearchParser = federatedSearchParser,
                 validateUserHandle = validateUserHandle,
-                getConversationProtocolInfo = getConversationProtocolInfo,
-                getDefaultProtocol = getDefaultProtocolUseCase,
+                isFederationSearchAllowed = isFederationSearchAllowedUseCase,
                 savedStateHandle = savedStateHandle
             )
         }.run {