diff --git a/config/alfresco/model/bpmModel.xml b/config/alfresco/model/bpmModel.xml
index 0b03cbf3d6..72d13d8eee 100644
--- a/config/alfresco/model/bpmModel.xml
+++ b/config/alfresco/model/bpmModel.xml
@@ -245,6 +245,12 @@
                     <multiple>true</multiple>
                     <default></default>
                 </property>
+                
+                <!-- Flag to determine whether the owner can reassign their task -->
+                <property name="bpm:reassignable">
+                   <type>d:boolean</type>
+                   <default>true</default>
+                </property>
             </properties>
 
             <associations>
diff --git a/config/alfresco/workflow/invitation-nominated-workflow-model.xml b/config/alfresco/workflow/invitation-nominated-workflow-model.xml
index 9b45f6f7c8..e2f320c983 100644
--- a/config/alfresco/workflow/invitation-nominated-workflow-model.xml
+++ b/config/alfresco/workflow/invitation-nominated-workflow-model.xml
@@ -45,9 +45,12 @@
       <type name="inwf:invitePendingTask">
          <parent>bpm:workflowTask</parent>
          <overrides>
-                <property name="bpm:hiddenTransitions">
-                    <default>cancel</default>
-                </property>
+            <property name="bpm:hiddenTransitions">
+                <default>cancel</default>
+            </property>
+            <property name="bpm:reassignable">
+                <default>false</default>
+            </property>
          </overrides>         
          <mandatory-aspects>
              <aspect>inwf:nominatedInvitationStats</aspect>
diff --git a/source/java/org/alfresco/repo/forms/processor/workflow/TaskFormProcessor.java b/source/java/org/alfresco/repo/forms/processor/workflow/TaskFormProcessor.java
index fa1d1e559c..e3eaf909ac 100644
--- a/source/java/org/alfresco/repo/forms/processor/workflow/TaskFormProcessor.java
+++ b/source/java/org/alfresco/repo/forms/processor/workflow/TaskFormProcessor.java
@@ -27,6 +27,7 @@ package org.alfresco.repo.forms.processor.workflow;
 
 import java.io.Serializable;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
@@ -194,9 +195,16 @@ public class TaskFormProcessor extends AbstractWorkflowFormProcessor<WorkflowTas
     private List<String> getHiddenTransitions(WorkflowTask task)
     {
         Serializable hiddenValues = task.getProperties().get(WorkflowModel.PROP_HIDDEN_TRANSITIONS);
-        if(hiddenValues!=null && hiddenValues instanceof List<?>)
+        if (hiddenValues != null)
         {
-            return (List<String>) hiddenValues;
+            if (hiddenValues instanceof List<?>)
+            {
+                return (List<String>) hiddenValues;
+            }
+            else if (hiddenValues instanceof String)
+            {
+                return Arrays.asList(((String)hiddenValues).split(","));
+            }
         }
         return Collections.emptyList();
     }