diff --git a/src/Storage/AuthCodeInterface.php b/src/Storage/AuthCodeInterface.php
index 0350abc5..78dcc703 100644
--- a/src/Storage/AuthCodeInterface.php
+++ b/src/Storage/AuthCodeInterface.php
@@ -11,6 +11,9 @@
 
 namespace League\OAuth2\Server\Storage;
 
+use League\OAuth2\Server\Entity\AuthCodeEntity;
+use League\OAuth2\Server\Entity\ScopeEntity;
+
 /**
  * Auth code storage interface
  */
@@ -22,4 +25,26 @@ interface AuthCodeInterface
      * @return \League\OAuth2\Server\Entity\AuthCodeEntity
      */
     public function get($code);
+
+    /**
+     * Get the scopes for an access token
+     * @param  \League\OAuth2\Server\Entity\AuthCodeEntity $token The auth code
+     * @return array                                       Array of \League\OAuth2\Server\Entity\ScopeEntity
+     */
+    public function getScopes(AuthCodeEntity $token);
+
+    /**
+     * Associate a scope with an acess token
+     * @param  \League\OAuth2\Server\Entity\AuthCodeEntity $token The auth code
+     * @param  \League\OAuth2\Server\Entity\ScopeEntity    $scope The scope
+     * @return void
+     */
+    public function associateScope(AuthCodeEntity $token, ScopeEntity $scope);
+
+    /**
+     * Delete an access token
+     * @param  \League\OAuth2\Server\Entity\AuthCodeEntity $token The access token to delete
+     * @return void
+     */
+    public function delete(AuthCodeEntity $token);
 }