diff --git a/docs/Event/CardLabelEvent.md b/docs/Event/CardLabelEvent.md
new file mode 100644
index 0000000..43add98
--- /dev/null
+++ b/docs/Event/CardLabelEvent.md
@@ -0,0 +1,13 @@
+
+======================
+
+### Set label
+```php
+setLabel(\Trello\Model\LabelInterface $label)
+```
+
+### Get label
+```php
+getLabel()
+```
+
diff --git a/docs/Manager.md b/docs/Manager.md
index 7a68fce..a771400 100644
--- a/docs/Manager.md
+++ b/docs/Manager.md
@@ -26,6 +26,11 @@ getList(string $id)
 getCard(string $id)
 ```
 
+### Get label by id or create a new one
+```php
+getLabel(string $id)
+```
+
 ### Get checklist by id or create a new one
 ```php
 getChecklist(string $id)
diff --git a/docs/Model/Board.md b/docs/Model/Board.md
index bf81b40..c701a48 100644
--- a/docs/Model/Board.md
+++ b/docs/Model/Board.md
@@ -151,6 +151,16 @@ setLabelNames(array $labelNames)
 getLabelNames()
 ```
 
+### Get labels
+```php
+getLabels()
+```
+
+### Get label that has name $name and color $color
+```php
+getLabel($name, $color)
+```
+
 ### Set power ups
 ```php
 setPowerUps(array $powerUps)
diff --git a/docs/Model/BoardInterface.md b/docs/Model/BoardInterface.md
index 00dfd95..9381e85 100644
--- a/docs/Model/BoardInterface.md
+++ b/docs/Model/BoardInterface.md
@@ -151,6 +151,16 @@ setLabelNames(array $labelNames)
 getLabelNames()
 ```
 
+### Get labels
+```php
+getLabels()
+```
+
+### Get label that has name $name and color $color
+```php
+getLabel($name, $color)
+```
+
 ### Set power ups
 ```php
 setPowerUps(array $powerUps)
diff --git a/docs/Model/Card.md b/docs/Model/Card.md
index e938a61..25fece4 100644
--- a/docs/Model/Card.md
+++ b/docs/Model/Card.md
@@ -281,24 +281,24 @@ setLabels(array $labels)
 getLabels()
 ```
 
-### Get the colors of labels associated to this card
+### Get the ids of labels associated to this card
 ```php
-getLabelColors()
+getLabelIds()
 ```
 
-### Does the card have the label of which the color is $color?
+### Does the card have the label?
 ```php
-hasLabel($color)
+hasLabel(LabelInterface $label)
 ```
 
-### Add the label of color $color
+### Add the label $label
 ```php
-addLabel($color)
+addLabel(LabelInterface $label)
 ```
 
-### Remove the label of color $color
+### Remove the label $label
 ```php
-removeLabel($color)
+removeLabel(LabelInterface $label)
 ```
 
 ### Set Badges
diff --git a/docs/Model/Label.md b/docs/Model/Label.md
new file mode 100644
index 0000000..f48186a
--- /dev/null
+++ b/docs/Model/Label.md
@@ -0,0 +1,47 @@
+
+======================
+
+### Get id
+```php
+getId()
+```
+
+### Set name
+```php
+setName($name)
+```
+
+### Get name
+```php
+getName()
+```
+
+### Set color
+```php
+setColor($color)
+```
+
+### Get color
+```php
+getColor()
+```
+
+### Set boardId
+```php
+setBoardId($boardId)
+```
+
+### Get boardId
+```php
+getBoardId()
+```
+
+### Set board
+```php
+setBoard(\Trello\Model\BoardInterface $board)
+```
+
+### Get board
+```php
+getBoard()
+```
diff --git a/docs/Model/LabelInterface.md b/docs/Model/LabelInterface.md
new file mode 100644
index 0000000..f48186a
--- /dev/null
+++ b/docs/Model/LabelInterface.md
@@ -0,0 +1,47 @@
+
+======================
+
+### Get id
+```php
+getId()
+```
+
+### Set name
+```php
+setName($name)
+```
+
+### Get name
+```php
+getName()
+```
+
+### Set color
+```php
+setColor($color)
+```
+
+### Get color
+```php
+getColor()
+```
+
+### Set boardId
+```php
+setBoardId($boardId)
+```
+
+### Get boardId
+```php
+getBoardId()
+```
+
+### Set board
+```php
+setBoard(\Trello\Model\BoardInterface $board)
+```
+
+### Get board
+```php
+getBoard()
+```
diff --git a/lib/Trello/Api/AbstractApi.php b/lib/Trello/Api/AbstractApi.php
index 31e9f64..777ac50 100644
--- a/lib/Trello/Api/AbstractApi.php
+++ b/lib/Trello/Api/AbstractApi.php
@@ -211,13 +211,11 @@ protected function put($path, array $parameters = array(), $requestHeaders = arr
                 $parameters[$name] = $parameter ? 'true' : 'false';
             }
         }
-
         $response = $this->client->getHttpClient()->put(
             $path,
             $this->createParametersBody($parameters),
             $requestHeaders
         );
-
         return ResponseMediator::getContent($response);
     }
 
@@ -258,9 +256,7 @@ protected function createParametersBody(array $parameters)
                     if (is_bool($subParameter)) {
                         $subParameter = $subParameter ? 'true' : 'false';
                     }
-                    $parameters[$name.'/'.$subName] = $subParameter;
                 }
-                unset($parameters[$name]);
             } elseif ($parameter instanceof DateTime) {
                 $parameters[$name] = $parameter->format($parameter::ATOM);
             }
diff --git a/lib/Trello/Api/Label.php b/lib/Trello/Api/Label.php
new file mode 100644
index 0000000..c36567d
--- /dev/null
+++ b/lib/Trello/Api/Label.php
@@ -0,0 +1,110 @@
+<?php
+
+namespace Trello\Api;
+
+use Trello\Exception\InvalidArgumentException;
+
+class Label extends AbstractApi
+{
+    /**
+     * Base path of labels api
+     * @var string
+     */
+    protected $path = 'labels';
+
+
+    public static $fields = array(
+        'idBoard',
+        'name',
+        'color',
+    );
+
+    /**
+     * Find a label by id
+     * @link https://developers.trello.com/reference/#id
+     *
+     * @param string $id     the label's id
+     * @param array  $params optional attributes
+     *
+     * @return array label info
+     */
+    public function show($id, array $params = array())
+    {
+        return $this->get($this->getPath().'/'.rawurlencode($id), $params);
+    }
+
+    /**
+     * Create a label
+     * @link https://developers.trello.com/reference/#id-1
+     *
+     * @param array  $params optional attributes
+     *
+     * @return array label info
+     */
+    public function create(array $params = array())
+    {
+        $this->validateRequiredParameters(array('name', 'idBoard', 'color'), $params);
+
+        return $this->post('boards/'.rawurlencode($params['idBoard']).'/labels/', $params);
+    }
+
+    /**
+     * Update a label
+     * @link https://developers.trello.com/reference/#id-1
+     *
+     * @param string $id     the label's id
+     * @param array  $params label attributes to update
+     *
+     * @return array label info
+     */
+    public function update($id, array $params = array())
+    {
+        return $this->put($this->getPath().'/'.rawurlencode($id).'/labels/', $params);
+    }
+
+    /**
+     * Set a given label's board
+     * @link https://developers.trello.com/reference/#id-1
+     *
+     * @param string $id      the label's id
+     * @param string $boardId the board's id
+     *
+     * @return array board info
+     */
+    public function setBoard($id, $boardId)
+    {
+        return $this->put($this->getPath().'/'.rawurlencode($id).'/idBoard', array('value' => $boardId));
+    }
+
+    /**
+     * Get a given label's board
+     * @link https://developers.trello.com/reference/#id
+     *
+     * @param string $id     the label's id
+     * @param array  $params optional parameters
+     *
+     * @return array board info
+     */
+    public function getBoard($id, array $params = array())
+    {
+        return $this->get($this->getPath().'/'.rawurlencode($id).'/board', $params);
+    }
+
+    /**
+     * Get the field of a board of a given label
+     * @link https://developers.trello.com/reference/#id
+     *
+     * @param string $id    the label's id
+     * @param array  $field the name of the field
+     *
+     * @return array
+     *
+     * @throws InvalidArgumentException if the field does not exist
+     */
+    public function getBoardField($id, $field)
+    {
+        $this->validateAllowedParameters(Board::$fields, $field, 'field');
+
+        return $this->get($this->getPath().'/'.rawurlencode($id).'/board/'.rawurlencode($field));
+    }
+}
diff --git a/lib/Trello/Client.php b/lib/Trello/Client.php
index d276941..cdc9c59 100644
--- a/lib/Trello/Client.php
+++ b/lib/Trello/Client.php
@@ -137,6 +137,10 @@ public function api($name)
             case 'webhooks':
                 $api = new Api\Webhook($this);
                 break;
+            case 'label':
+            case 'labels':
+                $api = new Api\Label($this);
+                break;
             default:
                 throw new InvalidArgumentException(sprintf('Undefined api called: "%s"', $name));
         }
diff --git a/lib/Trello/Event/CardLabelEvent.php b/lib/Trello/Event/CardLabelEvent.php
new file mode 100644
index 0000000..6866caf
--- /dev/null
+++ b/lib/Trello/Event/CardLabelEvent.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace Trello\Event;
+
+use Trello\Model\LabelInterface;
+
+class CardChecklistEvent extends CardEvent
+{
+    /**
+     * @var LabelInterface
+     */
+    protected $checklist;
+
+    /**
+     * Set label
+     *
+     * @param LabelInterface $label
+     */
+    public function setLabel(LabelInterface $label)
+    {
+        $this->label = $label;
+    }
+
+    /**
+     * Get label
+     *
+     * @return LabelInterface
+     */
+    public function getLabel()
+    {
+        return $this->label;
+    }
+}
diff --git a/lib/Trello/Events.php b/lib/Trello/Events.php
index 17ceef7..67eebc0 100644
--- a/lib/Trello/Events.php
+++ b/lib/Trello/Events.php
@@ -202,13 +202,13 @@ final class Events
 
     /**
      * When a new label is added to a card
-     * The event listener method receives a Trello\Event\CardEvent instance.
+     * The event listener method receives a Trello\Event\CardLabelEvent instance.
      */
     const CARD_ADD_LABEL                      = 'addLabelToCard';
 
     /**
      * When a new label is removed from a card
-     * The event listener method receives a Trello\Event\CardEvent instance.
+     * The event listener method receives a Trello\Event\CardLabelEvent instance.
      */
     const CARD_REMOVE_LABEL                   = 'removeLabelFromCard';
 
diff --git a/lib/Trello/Manager.php b/lib/Trello/Manager.php
index 60e8363..8effb56 100644
--- a/lib/Trello/Manager.php
+++ b/lib/Trello/Manager.php
@@ -67,6 +67,18 @@ public function getCard($id = null)
         return new Model\Card($this->client, $id);
     }
 
+    /**
+     * Get label by id or create a new one
+     *
+     * @param string $id the label's id
+     *
+     * @return Model\LabelInterface
+     */
+    public function getLabel($id = null)
+    {
+        return new Model\Label($this->client, $id);
+    }
+
     /**
      * Get checklist by id or create a new one
      *
diff --git a/lib/Trello/Model/Board.php b/lib/Trello/Model/Board.php
index 733600b..2db5d3a 100644
--- a/lib/Trello/Model/Board.php
+++ b/lib/Trello/Model/Board.php
@@ -19,6 +19,7 @@ class Board extends AbstractObject implements BoardInterface
         'membersInvited'           => 'all',
         'memberships'              => 'all',
         'lists'                    => 'all',
+        'labels'                   => 'all',
     );
 
     /**
@@ -307,6 +308,36 @@ public function getLabelNames()
         return $this->data['labelNames'];
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getLabels()
+    {
+        $labels = array();
+
+        foreach ($this->data['labels'] as $data) {
+            $labels[$data['id']] = new Label($this->client, $data['id']);
+        }
+
+        return $labels;
+    }
+
+    public function getLabel($name, $color)
+    {
+        foreach ($this->data['labels'] as $data) {
+            if ($data['name'] === $name && $data['color'] === $color) {
+                return new Label($this->client, $data['id']);
+            }
+        }
+
+        throw new InvalidArgumentException(sprintf(
+            'There is no list with name "%s" and color "%s" on this board ("%s")',
+            $name,
+            $color,
+            $this->getName()
+        ));
+    }
+
     /**
      * {@inheritdoc}
      */
diff --git a/lib/Trello/Model/BoardInterface.php b/lib/Trello/Model/BoardInterface.php
index 52b212e..248671a 100644
--- a/lib/Trello/Model/BoardInterface.php
+++ b/lib/Trello/Model/BoardInterface.php
@@ -237,9 +237,6 @@ public function getPreferences();
     /**
      * Set label names
      *
-     * @param array $labelNames an array of 'color' => 'label name'
-     *                          existing colors are: 'green', 'yellow', 'orange', 'red', 'purple', 'blue'
-     *
      * @return BoardInterface
      */
     public function setLabelNames(array $labelNames);
@@ -251,6 +248,21 @@ public function setLabelNames(array $labelNames);
      */
     public function getLabelNames();
 
+    /**
+     * Get labels
+     *
+     * @return array
+     */
+    public function getLabels();
+
+    /**
+     * Get label
+     *
+     * @return LabelInterface
+     */
+    public function getLabel($name, $color);
+
+
     /**
      * Set power ups
      *
diff --git a/lib/Trello/Model/Card.php b/lib/Trello/Model/Card.php
index bead76d..3435a0a 100644
--- a/lib/Trello/Model/Card.php
+++ b/lib/Trello/Model/Card.php
@@ -23,6 +23,7 @@ class Card extends AbstractObject implements CardInterface
         'attachments'     => true,
         'checklists'      => 'all',
         'checkItemStates' => true,
+        'labels'          => true,
         'actions'         => Events::CARD_COMMENT,
     );
 
@@ -681,7 +682,7 @@ public function getManualCoverAttachment()
      */
     public function setLabels(array $labels)
     {
-        $this->data['labels'] = $labels;
+        $this->data['idLabels'] = $labels;
 
         return $this;
     }
@@ -689,66 +690,46 @@ public function setLabels(array $labels)
     /**
      * {@inheritdoc}
      */
-    public function getLabels()
+    public function getLabelIds()
     {
-        return $this->data['labels'];
+        return $this->data['idLabels'];
     }
 
     /**
      * {@inheritdoc}
      */
-    public function getLabelColors()
+    public function getLabels()
     {
-        return array_map(function ($label) {
-            return $label['color'];
-        }, $this->data['labels']);
+        return $this->data['labels'];
     }
 
     /**
      * {@inheritdoc}
      */
-    public function hasLabel($color)
+    public function hasLabel(LabelInterface $label)
     {
-        return in_array($color, $this->getLabelColors());
+        return in_array($label->getId(), $this->data['idLabels']);
     }
 
     /**
      * {@inheritdoc}
      */
-    public function addLabel($color)
+    public function addLabel(LabelInterface $label)
     {
-        if ($this->hasLabel($color)) {
-            throw new InvalidArgumentException(sprintf(
-                'Card %s already has the %s label.',
-                $this->getName(),
-                $color
-            ));
-        }
-
-        $this->data['labels'][] = array('color' => $color);
-
+        $this->data['idLabels'][] = $label->getId();
         return $this;
     }
 
     /**
      * {@inheritdoc}
      */
-    public function removeLabel($color)
+    public function removeLabel(LabelInterface $label)
     {
-        if (!$this->hasLabel($color)) {
-            throw new InvalidArgumentException(sprintf(
-                "Can't remove the %s label because card %s doesn't have it.",
-                $color,
-                $this->getName()
-            ));
-        }
-
-        foreach ($this->data['labels'] as $key => $label) {
-            if ($label['color'] === $color) {
-                unset($this->data['labels'][$key]);
+        foreach ($this->data['idLabels'] as $key => $id) {
+            if ($id === $label->getId()) {
+                unset($this->data['idLabels'][$key]);
             }
         }
-
         return $this;
     }
 
diff --git a/lib/Trello/Model/CardInterface.php b/lib/Trello/Model/CardInterface.php
index 1805fa4..a589e81 100644
--- a/lib/Trello/Model/CardInterface.php
+++ b/lib/Trello/Model/CardInterface.php
@@ -472,7 +472,7 @@ public function getLabels();
      *
      * @return array
      */
-    public function getLabelColors();
+    public function getLabelIds();
 
     /**
      * Does the card have the label of which the color is $color?
@@ -481,7 +481,7 @@ public function getLabelColors();
      *
      * @return bool
      */
-    public function hasLabel($color);
+    public function hasLabel(LabelInterface $label);
 
     /**
      * Add the label of color $color
@@ -490,7 +490,7 @@ public function hasLabel($color);
      *
      * @return CardInterface
      */
-    public function addLabel($color);
+    public function addLabel(LabelInterface $label);
 
     /**
      * Remove the label of color $color
@@ -499,7 +499,7 @@ public function addLabel($color);
      *
      * @return CardInterface
      */
-    public function removeLabel($color);
+    public function removeLabel(LabelInterface $label);
 
     /**
      * Set Badges
diff --git a/lib/Trello/Model/Label.php b/lib/Trello/Model/Label.php
new file mode 100644
index 0000000..99e4355
--- /dev/null
+++ b/lib/Trello/Model/Label.php
@@ -0,0 +1,94 @@
+<?php
+
+namespace Trello\Model;
+
+
+
+class Label extends AbstractObject implements LabelInterface
+{
+    protected $apiName = 'label';
+
+    protected $loadParams = array(
+        'fields'    => 'all',
+        'board'     => true,
+    );
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getId()
+    {
+        return $this->data['id'];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setName($name)
+    {
+        $this->data['name'] = $name;
+
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return $this->data['name'];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setColor($color)
+    {
+        $this->data['color'] = $color;
+
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getColor()
+    {
+        return $this->data['color'];
+    }
+
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setBoardId($boardId)
+    {
+        $this->data['idBoard'] = $boardId;
+
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getBoardId()
+    {
+        return $this->data['idBoard'];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setBoard(BoardInterface $board)
+    {
+        return $this->setBoardId($board->getId());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getBoard()
+    {
+        return new Board($this->client, $this->getBoardId());
+    }
+}
diff --git a/lib/Trello/Model/LabelInterface.php b/lib/Trello/Model/LabelInterface.php
new file mode 100644
index 0000000..86417e6
--- /dev/null
+++ b/lib/Trello/Model/LabelInterface.php
@@ -0,0 +1,83 @@
+<?php
+
+namespace Trello\Model;
+
+interface LabelInterface extends ObjectInterface
+{
+    /**
+     * Get id
+     *
+     * @return string
+     */
+    public function getId();
+
+    /**
+     * Set name
+     *
+     * @param string $name
+     *
+     * @return LabelInterface
+     */
+    public function setName($name);
+
+    /**
+     * Get name
+     *
+     * @param string $name
+     *
+     * @return LabelInterface
+     */
+    public function getName();
+
+    /**
+     * Set color
+     *
+     * @param string $color
+     *
+     * @return LabelInterface
+     */
+    public function setColor($color);
+
+    /**
+     * Get color
+     *
+     * @param string $color
+     *
+     * @return LabelInterface
+     */
+    public function getColor();
+
+    /**
+     * Set boardId
+     *
+     * @param string $boardId
+     *
+     * @return LabelInterface
+     */
+    public function setBoardId($boardId);
+
+    /**
+     * Get boardId
+     *
+     * @return string
+     */
+    public function getBoardId();
+
+    /**
+     * Set board
+     *
+     * @param BoardInterface $board
+     *
+     * @return LabelInterface
+     */
+    public function setBoard(BoardInterface $board);
+
+    /**
+     * Get board
+     *
+     * @return BoardInterface
+     */
+    public function getBoard();
+
+
+}
diff --git a/lib/Trello/Service.php b/lib/Trello/Service.php
index fc9d480..90ccf7a 100644
--- a/lib/Trello/Service.php
+++ b/lib/Trello/Service.php
@@ -161,8 +161,9 @@ public function handleWebhook(Request $request = null)
             case Events::CARD_EMAIL:
             case Events::CARD_ADD_LABEL:
             case Events::CARD_REMOVE_LABEL:
-                $event = new Event\CardEvent();
+                $event = new Event\CardLabelEvent();
                 $event->setCard($this->getCard($data['card']['id']));
+                $event->setLabel($this->getLabel($data['label']['id']));
                 break;
             case Events::CARD_COPY:
                 $event = new Event\CardCopyEvent();
@@ -235,7 +236,6 @@ public function handleWebhook(Request $request = null)
                     serialize($data)
                 ));
         }
-
         $event->setRequestData($data);
 
         $this->dispatcher->dispatch($eventName, $event);
diff --git a/test/Trello/Tests/Unit/HttpClient/HttpClientTest.php b/test/Trello/Tests/Unit/HttpClient/HttpClientTest.php
index a65090c..5516117 100644
--- a/test/Trello/Tests/Unit/HttpClient/HttpClientTest.php
+++ b/test/Trello/Tests/Unit/HttpClient/HttpClientTest.php
@@ -226,7 +226,7 @@ public function getOption($name, $default = null)
         return isset($this->options[$name]) ? $this->options[$name] : $default;
     }
 
-    public function request($path, $body, $httpMethod = 'GET', array $headers = array(), array $options = array())
+    public function request($path, $body = null, $httpMethod = 'GET', array $headers = array(), array $options = array())
     {
         $request = $this->client->createRequest($httpMethod, $path);