diff --git a/e2e-test/java/org/alfresco/rest/workflow/tasks/UpdateTaskFullTestsBulk1.java b/e2e-test/java/org/alfresco/rest/workflow/tasks/UpdateTaskFullTestsBulk1.java
index f30efad31..1ead445e1 100644
--- a/e2e-test/java/org/alfresco/rest/workflow/tasks/UpdateTaskFullTestsBulk1.java
+++ b/e2e-test/java/org/alfresco/rest/workflow/tasks/UpdateTaskFullTestsBulk1.java
@@ -269,8 +269,8 @@ public class UpdateTaskFullTestsBulk1 extends RestTest
         restTaskModel = restClient.authenticateUser(owner)
             .withParams("select=state,assignee").withWorkflowAPI().usingTask(taskModel).updateTask("claimed");
         restClient.assertStatusCodeIs(HttpStatus.CONFLICT).assertLastError()
-            .containsErrorKey(RestErrorModel.TAS_ALREADY_CLAIMED)
-            .containsSummary(RestErrorModel.TAS_ALREADY_CLAIMED)
+            .containsErrorKey(RestErrorModel.TASK_ALREADY_CLAIMED)
+            .containsSummary(RestErrorModel.TASK_ALREADY_CLAIMED)
             .descriptionURLIs(RestErrorModel.RESTAPIEXPLORER)
             .stackTraceIs(RestErrorModel.STACKTRACE);
     }
diff --git a/e2e-test/java/org/alfresco/rest/workflow/tasks/UpdateTaskFullTestsBulk2.java b/e2e-test/java/org/alfresco/rest/workflow/tasks/UpdateTaskFullTestsBulk2.java
index 53ea3c1d5..911a293b5 100644
--- a/e2e-test/java/org/alfresco/rest/workflow/tasks/UpdateTaskFullTestsBulk2.java
+++ b/e2e-test/java/org/alfresco/rest/workflow/tasks/UpdateTaskFullTestsBulk2.java
@@ -5,12 +5,14 @@ import javax.json.JsonObject;
 import org.alfresco.dataprep.CMISUtil.DocumentType;
 import org.alfresco.rest.RestTest;
 import org.alfresco.rest.core.JsonBodyGenerator;
+import org.alfresco.rest.model.RestErrorModel;
 import org.alfresco.rest.model.RestTaskModel;
 import org.alfresco.utility.model.FileModel;
 import org.alfresco.utility.model.SiteModel;
 import org.alfresco.utility.model.TaskModel;
 import org.alfresco.utility.model.TestGroup;
 import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.report.Bug;
 import org.alfresco.utility.testrail.ExecutionType;
 import org.alfresco.utility.testrail.annotation.TestRail;
 import org.springframework.http.HttpStatus;
@@ -68,7 +70,7 @@ public class UpdateTaskFullTestsBulk2 extends RestTest
      
         JsonObject inputJson = JsonBodyGenerator.defineJSON().add("state", "delegated").add("assignee", assigneeUser.getUsername()).build();
         
-        restTaskModel = restClient.authenticateUser(adminUser).withParams("select=state,assignee").withWorkflowAPI().usingTask(taskModel).updateTask(inputJson);
+        restTaskModel = restClient.authenticateUser(userModel).withParams("select=state,assignee").withWorkflowAPI().usingTask(taskModel).updateTask(inputJson);
         restClient.assertStatusCodeIs(HttpStatus.OK);
         restTaskModel.assertThat().field("id").is(taskModel.getId()).and().field("state").is("delegated");
     }
@@ -98,4 +100,72 @@ public class UpdateTaskFullTestsBulk2 extends RestTest
         restClient.assertStatusCodeIs(HttpStatus.OK);
         restTaskModel.assertThat().field("id").is(taskModel.getId()).and().field("state").is("unclaimed");
     }
+    
+    @Bug(id = "REPO-1982")
+    @TestRail(section = { TestGroup.REST_API, TestGroup.WORKFLOW, TestGroup.TASKS }, executionType = ExecutionType.REGRESSION, 
+            description = "Verify that task can be updated from delegated to unclaimed")
+    @Test(groups = { TestGroup.REST_API, TestGroup.WORKFLOW, TestGroup.TASKS, TestGroup.FULL })
+    public void userCanUpdateTaskFromDelegatedToUnclaimed() throws Exception
+    {
+        JsonObject inputJson = JsonBodyGenerator.defineJSON().add("state", "delegated").add("assignee", assigneeUser.getUsername()).build();
+        restTaskModel = restClient.authenticateUser(userModel).withParams("select=state,assignee").withWorkflowAPI().usingTask(taskModel).updateTask(inputJson);
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        restTaskModel.assertThat().field("id").is(taskModel.getId()).and().field("state").is("delegated");
+        
+        restTaskModel = restClient.authenticateUser(userModel).withParams("select=state").withWorkflowAPI().usingTask(taskModel).updateTask("unclaimed");
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        restTaskModel.assertThat().field("id").is(taskModel.getId()).and().field("state").is("unclaimed");
+    }
+    
+    @TestRail(section = { TestGroup.REST_API, TestGroup.WORKFLOW, TestGroup.TASKS }, executionType = ExecutionType.REGRESSION, 
+            description = "Verify that task cannot be updated from delegated to claimed since it is already claimed")
+    @Test(groups = { TestGroup.REST_API, TestGroup.WORKFLOW, TestGroup.TASKS, TestGroup.FULL })
+    public void userCannotUpdateTaskFromDelegatedToClaimed() throws Exception
+    {
+        JsonObject inputJson = JsonBodyGenerator.defineJSON().add("state", "delegated").add("assignee", assigneeUser.getUsername()).build();
+        restTaskModel = restClient.authenticateUser(userModel).withParams("select=state,assignee").withWorkflowAPI().usingTask(taskModel).updateTask(inputJson);
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        restTaskModel.assertThat().field("id").is(taskModel.getId()).and().field("state").is("delegated");
+        
+        restTaskModel = restClient.authenticateUser(userModel).withParams("select=state").withWorkflowAPI().usingTask(taskModel).updateTask("claimed");
+        restClient.assertStatusCodeIs(HttpStatus.CONFLICT).assertLastError()
+            .containsErrorKey(RestErrorModel.TASK_ALREADY_CLAIMED)
+            .containsSummary(RestErrorModel.TASK_ALREADY_CLAIMED)
+            .descriptionURLIs(RestErrorModel.RESTAPIEXPLORER)
+            .stackTraceIs(RestErrorModel.STACKTRACE);
+    }
+    
+    @Bug(id = "REPO-1924")
+    @TestRail(section = { TestGroup.REST_API, TestGroup.WORKFLOW, TestGroup.TASKS }, executionType = ExecutionType.REGRESSION, 
+            description = "Verify that task can be updated from delegated to completed")
+    @Test(groups = { TestGroup.REST_API, TestGroup.WORKFLOW, TestGroup.TASKS, TestGroup.FULL })
+    public void userCanUpdateTaskFromDelegatedToCompleted() throws Exception
+    {
+        JsonObject inputJson = JsonBodyGenerator.defineJSON().add("state", "delegated").add("assignee", assigneeUser.getUsername()).build();
+        restTaskModel = restClient.authenticateUser(userModel).withParams("select=state,assignee").withWorkflowAPI().usingTask(taskModel).updateTask(inputJson);
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        restTaskModel.assertThat().field("id").is(taskModel.getId()).and().field("state").is("delegated");
+        
+        restTaskModel = restClient.authenticateUser(userModel).withParams("select=state").withWorkflowAPI().usingTask(taskModel).updateTask("completed");
+        restClient.assertStatusCodeIs(HttpStatus.UNPROCESSABLE_ENTITY).assertLastError()
+            .containsErrorKey(RestErrorModel.API_DEFAULT_ERRORKEY)
+            .containsSummary(RestErrorModel.DELEGATED_TASK_CAN_NOT_BE_COMPLETED)
+            .descriptionURLIs(RestErrorModel.RESTAPIEXPLORER)
+            .stackTraceIs(RestErrorModel.STACKTRACE);
+    }
+    
+    @TestRail(section = { TestGroup.REST_API, TestGroup.WORKFLOW, TestGroup.TASKS }, executionType = ExecutionType.REGRESSION, 
+            description = "Verify that task can be updated from delegated to resolved")
+    @Test(groups = { TestGroup.REST_API, TestGroup.WORKFLOW, TestGroup.TASKS, TestGroup.FULL })
+    public void userCanUpdateTaskFromDelegatedToResolved() throws Exception
+    {
+        JsonObject inputJson = JsonBodyGenerator.defineJSON().add("state", "delegated").add("assignee", assigneeUser.getUsername()).build();
+        restTaskModel = restClient.authenticateUser(userModel).withParams("select=state,assignee").withWorkflowAPI().usingTask(taskModel).updateTask(inputJson);
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        restTaskModel.assertThat().field("id").is(taskModel.getId()).and().field("state").is("delegated");
+        
+        restTaskModel = restClient.authenticateUser(userModel).withParams("select=state").withWorkflowAPI().usingTask(taskModel).updateTask("resolved");
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        restTaskModel.assertThat().field("id").is(taskModel.getId()).and().field("state").is("resolved");
+    }
 }
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