diff --git a/src/main/java/it/gov/pagopa/bizeventsservice/service/impl/TransactionService.java b/src/main/java/it/gov/pagopa/bizeventsservice/service/impl/TransactionService.java
index addc4a03..71741f48 100644
--- a/src/main/java/it/gov/pagopa/bizeventsservice/service/impl/TransactionService.java
+++ b/src/main/java/it/gov/pagopa/bizeventsservice/service/impl/TransactionService.java
@@ -161,14 +161,17 @@ public TransactionDetailResponse getTransactionDetails(String taxCode, String ev
 
     @Override
     public void disableTransaction(String fiscalCode, String transactionId) {
-        List<BizEventsViewUser> listOfViewUser = this.bizEventsViewUserRepository
+        
+    	List<BizEventsViewUser> listOfViewUser = this.bizEventsViewUserRepository
                 .getBizEventsViewUserByTaxCodeAndTransactionId(fiscalCode, transactionId);
-        if (listOfViewUser.size() != 1) {
+        
+        if (CollectionUtils.isEmpty(listOfViewUser)) {
             throw new AppException(AppError.VIEW_USER_NOT_FOUND_WITH_TRANSACTION_ID, fiscalCode, transactionId);
-        }
-        BizEventsViewUser bizEventsViewUser = listOfViewUser.get(0);
-        bizEventsViewUser.setHidden(true);
-        bizEventsViewUserRepository.save(bizEventsViewUser);
+        } 
+        
+        // PAGOPA-1831: set hidden to true for all transactions with the same transactionId for the given fiscalCode
+        listOfViewUser.forEach(u -> u.setHidden(true));
+        bizEventsViewUserRepository.saveAll(listOfViewUser);
     }
     
     private List<List<BizEventsViewUser>> retrievePaginatedList (String taxCode, Integer size) {
diff --git a/src/test/java/it/gov/pagopa/bizeventsservice/service/TransactionServiceTest.java b/src/test/java/it/gov/pagopa/bizeventsservice/service/TransactionServiceTest.java
index 795ce476..9b663b44 100644
--- a/src/test/java/it/gov/pagopa/bizeventsservice/service/TransactionServiceTest.java
+++ b/src/test/java/it/gov/pagopa/bizeventsservice/service/TransactionServiceTest.java
@@ -23,6 +23,7 @@
 
 import org.apache.commons.lang3.SerializationUtils;
 import org.junit.jupiter.api.*;
+import org.mockito.ArgumentCaptor;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.boot.test.mock.mockito.MockBean;
@@ -281,8 +282,32 @@ void transactionViewUserDisabled() {
                 .thenReturn(viewUserList);
         Assertions.assertDoesNotThrow(() -> transactionService.disableTransaction(
                 ViewGenerator.USER_TAX_CODE_WITH_TX, ViewGenerator.TRANSACTION_ID));
-        viewUserList.get(0).setHidden(true);
-        verify(bizEventsViewUserRepository).save(viewUserList.get(0));
+        
+        ArgumentCaptor<List<BizEventsViewUser>> argument = ArgumentCaptor.forClass(List.class);
+        verify(bizEventsViewUserRepository).saveAll(argument.capture());
+        assertEquals(Boolean.TRUE, argument.getValue().get(0).getHidden());
+    }
+    
+    @Test
+    void transactionViewUserCartDisabled() {
+    	
+    	List<BizEventsViewUser> viewUserList = new ArrayList<>();
+    	
+    	for (int i=0; i<10; i++) {
+    		BizEventsViewUser u = generateBizEventsViewUser();
+    		u.setId(u.getId()+"_"+i);
+    		viewUserList.add(u);
+    	}
+    	
+        when(bizEventsViewUserRepository.getBizEventsViewUserByTaxCodeAndTransactionId(anyString(),anyString()))
+                .thenReturn(viewUserList);
+        
+        Assertions.assertDoesNotThrow(() -> transactionService.disableTransaction(
+                ViewGenerator.USER_TAX_CODE_WITH_TX, ViewGenerator.TRANSACTION_ID));
+        
+        ArgumentCaptor<List<BizEventsViewUser>> argument = ArgumentCaptor.forClass(List.class);
+        verify(bizEventsViewUserRepository).saveAll(argument.capture());
+        argument.getValue().forEach(u -> assertEquals(Boolean.TRUE, u.getHidden()));
     }
 
     @Test
diff --git a/src/test/java/it/gov/pagopa/bizeventsservice/util/ViewGenerator.java b/src/test/java/it/gov/pagopa/bizeventsservice/util/ViewGenerator.java
index 97081365..b87c94d9 100644
--- a/src/test/java/it/gov/pagopa/bizeventsservice/util/ViewGenerator.java
+++ b/src/test/java/it/gov/pagopa/bizeventsservice/util/ViewGenerator.java
@@ -33,6 +33,7 @@ public class ViewGenerator {
 
     public static BizEventsViewUser generateBizEventsViewUser(){
         return BizEventsViewUser.builder()
+        		.id(EVENT_ID)
                 .taxCode(USER_TAX_CODE_WITH_TX)
                 .transactionId(TRANSACTION_ID)
                 .transactionDate(TRANSACTION_DATE)