diff --git a/config/acl.yaml b/config/acl.yaml
index ea3e486f..cf0f4bbf 100644
--- a/config/acl.yaml
+++ b/config/acl.yaml
@@ -187,8 +187,12 @@ access_keys:
           label: Incoming
         - id: jo_proc.list
           label: Processing
+        - id: jo_proc.unlock
+          label: Processing Unlock
         - id: jo_assign.list
           label: Assigning
+        - id: jo_assign.unlock
+          label: Assigning Unlock
         - id: jo_fulfill.list
           label: Fulfillment
         - id: jo_open.list
diff --git a/config/routes/job_order.yaml b/config/routes/job_order.yaml
index 44838104..f5148406 100644
--- a/config/routes/job_order.yaml
+++ b/config/routes/job_order.yaml
@@ -121,4 +121,14 @@ jo_cancel:
 jo_search:
     path: /job-order/search
     controller: App\Controller\JobOrderController::getJobOrders
-    methods: [GET]
\ No newline at end of file
+    methods: [GET]
+
+jo_proc_unlock:
+    path: /job-order/{id}/unlock/processor
+    controller: App\Controller\JobOrderController::unlockProcessor
+    methods: [GET]
+
+jo_assign_unlock:
+    path: /job-order/{id}/unlock/assignor
+    controller: App\Controller\JobOrderController::unlockAssignor
+    methods: [GET]
diff --git a/src/Controller/JobOrderController.php b/src/Controller/JobOrderController.php
index 2c49b2e4..19784f52 100644
--- a/src/Controller/JobOrderController.php
+++ b/src/Controller/JobOrderController.php
@@ -278,6 +278,7 @@ class JobOrderController extends BaseController
                 $tier_name = 'Processing';
                 $rows_route = 'jo_proc_rows';
                 $edit_route = 'jo_proc_form';
+                $unlock_route = 'jo_proc_unlock';
                 $jo_status = JOStatus::PENDING;
                 break;
             case 'assign':
@@ -285,6 +286,7 @@ class JobOrderController extends BaseController
                 $tier_name = 'Assigning';
                 $rows_route = 'jo_assign_rows';
                 $edit_route = 'jo_assign_form';
+                $unlock_route = 'jo_assign_unlock';
                 $jo_status = JOStatus::RIDER_ASSIGN;
                 break;
             case 'fulfill':
@@ -292,6 +294,7 @@ class JobOrderController extends BaseController
                 $tier_name = 'Fullfillment';
                 $rows_route = 'jo_fulfill_rows';
                 $edit_route = 'jo_fulfill_form';
+                $unlock_route = '';
                 $jo_status = [
                     JOStatus::ASSIGNED,
                     JOStatus::IN_PROGRESS
@@ -323,6 +326,7 @@ class JobOrderController extends BaseController
             'name' => $tier_name,
             'rows_route' => $rows_route,
             'edit_route' => $edit_route,
+            'unlock_route' => $unlock_route,
             'jo_status' => $jo_status
         ];
     }
@@ -466,6 +470,9 @@ class JobOrderController extends BaseController
             {
                 $row['meta']['update_url'] = $this->generateUrl($tier_params['edit_route'], ['id' => $row['id']]);
             }
+            
+            if ($tier_params['unlock_route'] != '')
+                $row['meta']['unlock_url'] = $this->generateUrl($tier_params['unlock_route'], ['id' => $row['id']]);
 
             $rows[] = $row;
         }
@@ -1402,4 +1409,39 @@ class JobOrderController extends BaseController
             'invoice' => $invoice
         ]);
     }
+
+    public function unlockProcessor($id)
+    {
+        $this->denyAccessUnlessGranted('jo_proc.unlock', null, 'No access.');
+
+        // clear lock
+        $em = $this->getDoctrine()->getManager();
+        $jo = $em->getRepository(JobOrder::class)->find($id);
+        if ($jo == null)
+            return $this->redirectToRoute('jo_proc');
+
+        $jo->setProcessedBy(null);
+
+        $em->flush();
+
+        // redirect to list
+        return $this->redirectToRoute('jo_proc');
+    }
+
+    public function unlockAssignor($id)
+    {
+        $this->denyAccessUnlessGranted('jo_assign.unlock', null, 'No access.');
+
+        // clear lock
+        $em = $this->getDoctrine()->getManager();
+        $jo = $em->getRepository(JobOrder::class)->find($id);
+        if ($jo == null)
+            return $this->redirectToRoute('jo_assign');
+
+        $jo->setAssignedBy(null);
+        $em->flush();
+
+        // redirect to list
+        return $this->redirectToRoute('jo_assign');
+    }
 }
diff --git a/src/Entity/JobOrder.php b/src/Entity/JobOrder.php
index 5bec7ce1..50ffedaf 100644
--- a/src/Entity/JobOrder.php
+++ b/src/Entity/JobOrder.php
@@ -288,7 +288,7 @@ class JobOrder
         return $this->created_by;
     }
 
-    public function setAssignedBy(User $assigned_by)
+    public function setAssignedBy(User $assigned_by = null)
     {
         $this->assigned_by = $assigned_by;
         return $this;
@@ -299,7 +299,7 @@ class JobOrder
         return $this->assigned_by;
     }
 
-    public function setProcessedBy(User $user)
+    public function setProcessedBy(User $user = null)
     {
         $this->processed_by = $user;
         return $this;
diff --git a/templates/job-order/list.assigning.html.twig b/templates/job-order/list.assigning.html.twig
index ca7635bc..d1c32275 100644
--- a/templates/job-order/list.assigning.html.twig
+++ b/templates/job-order/list.assigning.html.twig
@@ -109,6 +109,10 @@
 						overflow: 'visible',
 						template: function (row, index, datatable) {
 							var actions = '<a href="' + row.meta.update_url + '" class="m-portlet__nav-link btn m-btn m-btn--hover-accent m-btn--icon m-btn--icon-only m-btn--pill btn-edit" title="View / Edit"><i class="la la-edit"></i></a>';
+
+                            {% if is_granted('jo_assign.unlock') %}
+							actions += '<a href="' + row.meta.unlock_url + '" class="m-portlet__nav-link btn m-btn m-btn--hover-accent m-btn--icon m-btn--icon-only m-btn--pill btn-edit" title="Unlock"><i class="fa fa-unlock"></i></a>';
+                            {% endif %}
 							
 							return actions;
 						},
diff --git a/templates/job-order/list.html.twig b/templates/job-order/list.html.twig
index 2878f10a..114d45f0 100644
--- a/templates/job-order/list.html.twig
+++ b/templates/job-order/list.html.twig
@@ -105,6 +105,10 @@
 						overflow: 'visible',
 						template: function (row, index, datatable) {
 							var actions = '<a href="' + row.meta.update_url + '" class="m-portlet__nav-link btn m-btn m-btn--hover-accent m-btn--icon m-btn--icon-only m-btn--pill btn-edit" title="View / Edit"><i class="la la-edit"></i></a>';
+
+                            {% if row.meta.unlock_url != "" && is_granted('jo_proc.unlock') %}
+							actions += '<a href="' + row.meta.unlock_url + '" class="m-portlet__nav-link btn m-btn m-btn--hover-accent m-btn--icon m-btn--icon-only m-btn--pill btn-edit" title="Unlock"><i class="fa fa-unlock"></i></a>';
+                            {% endif %}
 							
 							return actions;
 						},
diff --git a/templates/job-order/list.processing.html.twig b/templates/job-order/list.processing.html.twig
index 2878f10a..64d7fff8 100644
--- a/templates/job-order/list.processing.html.twig
+++ b/templates/job-order/list.processing.html.twig
@@ -105,6 +105,7 @@
 						overflow: 'visible',
 						template: function (row, index, datatable) {
 							var actions = '<a href="' + row.meta.update_url + '" class="m-portlet__nav-link btn m-btn m-btn--hover-accent m-btn--icon m-btn--icon-only m-btn--pill btn-edit" title="View / Edit"><i class="la la-edit"></i></a>';
+							actions += '<a href="' + row.meta.unlock_url + '" class="m-portlet__nav-link btn m-btn m-btn--hover-accent m-btn--icon m-btn--icon-only m-btn--pill btn-edit" title="View / Edit"><i class="la la-edit"></i></a>';
 							
 							return actions;
 						},