diff --git a/server/controllers/ticket.php b/server/controllers/ticket.php
index ea2a38da..53f43fe0 100755
--- a/server/controllers/ticket.php
+++ b/server/controllers/ticket.php
@@ -20,5 +20,6 @@ $ticketControllers->addController(new CreateTagController);
 $ticketControllers->addController(new EditTagController);
 $ticketControllers->addController(new DeleteTagController);
 $ticketControllers->addController(new GetTagsController);
+$ticketControllers->addController(new AddTagController);
 
 $ticketControllers->finalize();
diff --git a/server/controllers/ticket/add-tag.php b/server/controllers/ticket/add-tag.php
new file mode 100644
index 00000000..0f5e1e79
--- /dev/null
+++ b/server/controllers/ticket/add-tag.php
@@ -0,0 +1,60 @@
+<?php
+use Respect\Validation\Validator as DataValidator;
+DataValidator::with('CustomValidations', true);
+
+/**
+ * @api {post} /ticket/add-tag Add tag
+ * @apiVersion 4.3.2
+ *
+ * @apiName Add tag
+ *
+ * @apiGroup Ticket
+ *
+ * @apiDescription This path attaches a new tag to a ticket.
+ *
+ * @apiPermission staff1
+ *
+ * @apiParam {Number} ticketNumber The number of the ticket which the tag is going to be attached.
+ * @apiParam {String} tagId The id of the tag to attach.
+ *
+ * @apiUse NO_PERMISSION
+ * @apiUse INVALID_TICKET
+ * @apiUse INVALID_TAG
+ *
+ * @apiSuccess {Object} data Empty object
+ *
+ */
+
+class AddTagController extends Controller {
+    const PATH = '/add-tag';
+    const METHOD = 'POST';
+
+    public function validations() {
+        return [
+            'permission' => 'staff_1',
+            'requestData' => [
+                'ticketNumber' => [
+                    'validation' => DataValidator::validTicketNumber(),
+                    'error' => ERRORS::INVALID_TICKET
+                ],
+                'tagId' => [
+                    'validation' => DataValidator::dataStoreId('tag'),
+                    'error' => ERRORS::INVALID_TAG
+                ]
+            ]
+        ];
+    }
+
+    public function handler() {
+        $tagId = Controller::request('tagId');
+        $tag = Tag::getDataStore($tagId);
+        $ticket = Ticket::getByTicketNumber(Controller::request('ticketNumber'));
+
+        if ($ticket->sharedTagList->includesId($tagId)) throw new RequestException(ERRORS::TAG_EXISTS);
+
+        $ticket->sharedTagList->add($tag);
+        $ticket->store();
+
+        Response::respondSuccess();
+    }
+}
diff --git a/server/controllers/ticket/create-tag.php b/server/controllers/ticket/create-tag.php
index e632319d..8324d7fc 100644
--- a/server/controllers/ticket/create-tag.php
+++ b/server/controllers/ticket/create-tag.php
@@ -3,14 +3,14 @@ use Respect\Validation\Validator as DataValidator;
 DataValidator::with('CustomValidations', true);
 
 /**
- * @api {post} /ticket/add-tag Add tag
+ * @api {post} /ticket/create-tag Create tag
  * @apiVersion 4.3.2
  *
- * @apiName Add tag
+ * @apiName Create tag
  *
  * @apiGroup Ticket
  *
- * @apiDescription This path add a new tag.
+ * @apiDescription This path creates a new tag.
  *
  * @apiPermission staff1
  *
diff --git a/server/models/Tag.php b/server/models/Tag.php
index 7d1ea08c..6aa66d6d 100644
--- a/server/models/Tag.php
+++ b/server/models/Tag.php
@@ -10,11 +10,16 @@ class Tag extends DataStore {
             'color'
         ];
     }
-    public function toArray() {
-        return[
-            'id'=> $this->id,
-            'name'=> $this->name,
-            'color' => $this->color
-        ];
+
+    public function toArray($minimized = false) {
+        if($minimized){
+            return $this->name;
+        } else {
+            return [
+                'id'=> $this->id,
+                'name'=> $this->name,
+                'color' => $this->color
+            ];
+        }
     }
 }
diff --git a/server/models/Ticket.php b/server/models/Ticket.php
index bf927c81..1530a888 100755
--- a/server/models/Ticket.php
+++ b/server/models/Ticket.php
@@ -49,7 +49,8 @@ class Ticket extends DataStore {
             'unreadStaff',
             'language',
             'authorEmail',
-            'authorName'
+            'authorName',
+            'sharedTagList'
         );
     }
 
@@ -128,7 +129,8 @@ class Ticket extends DataStore {
             'priority' => $this->priority,
             'author' => $this->authorToArray(),
             'owner' => $this->ownerToArray(),
-            'events' => $minimized ? [] : $this->eventsToArray()
+            'events' => $minimized ? [] : $this->eventsToArray(),
+            'tags' => $this->sharedTagList->toArray(true)
         ];
     }